Text

TMI Fhar Volume 2 (013) Attachment 3-6Q to 3-6R
	ML16130A174
Person / Time
Site:	Crane
Issue date:	04/11/2016
From:	; Exelon Generation Co
To:	; Office of Nuclear Reactor Regulation
Shared Package
ML16127A520	List: ML16127A469; ML16127A471; ML16127A474; ML16127A476; ML16127A477; ML16127A479; ML16127A480; ML16127A481; ML16127A483; ML16127A484; ML16127A485; ML16127A486; ML16127A491; ML16127A492; ML16127A493; ML16127A494; ML16127A495; ML16127A496; ML16127A498; ML16127A499; ML16127A500; ML16127A501; ML16127A502; ML16127A503; ML16127A504; ML16127A506; ML16127A507; ML16127A508; ML16127A510; ML16127A511; ML16127A512; ML16127A513; ML16127A514; ML16127A516; ML16127A517; ML16127A518; ML16127A519; ML16127A521; ML16130A150; ML16130A151; ML16130A152; ML16130A153; ML16130A154; ML16130A155; ML16130A156; ML16130A157; ML16130A158; ML16130A159; ML16130A161; ML16130A162; ... further results
References
	TMI-16-035
	Download: ML16130A174 (46)
	v • d • e

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 1a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EE-SWG-4160V-1D E

MD1 (PWR)

X X

X MD2 (PWR)

X X

X MD12 (PWR)

MD13 (PWR)

MD21 (CONT)

X X

X MD23 (CONT)

X X

X MD24 (CONT)

X X

MD26 (CONT)

X X

X MD28 (CONT)

X X

X ED109 (CONT PWR)

X X

G64 (BUS DIFF)

X X

For Offsite Power G65 (BUS DIFF)

X X

For Offsite Power G111 (BUS DIFF)

X X

X For Offsite Power G112 (MET. POT.)

X X

X G115 (BUS DIFF)

X X

X For Offsite Power MD96 (CONT &

IND)

X X

X MD101 (CONT &

IND)

X X

X MD103 (CONT &

IND)

X X

X M104 (CONT)

X X

EE-SWG-4160V-1E E

ME1 (PWR)

P X

X ME2 (PWR)

P X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 2a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

ME12 (PWR)

ME13 (PWR)

ME16 (CONT)

X X

X Isolated for RSD ME18 (CONT)

X X

X Isolated for RSD ME19 (CONT)

X X

Isolated for RSD ME26 (CONT)

X X

X Isolated for RSD ME28 (CONT)

P X

X ED309A (CONT PWR)

P X

X X

G47 (BUS DIFF.)

For Offsite Power G48 (BUS DIFF.)

For Offsite Power G49 (BUS DIFF.)

X X

For Offsite Power G120 (MET. POT.)

X X

X G50 (BUS DIFF.)

X X

X For Offsite Power ME21 (CONT &

IND)

X X

X ME91 (CONT &

IND)

X X

X Isolated for RSD ME93 (CONT &

IND)

X X

X Isolated for RSD ME94 (CONT &

IND)

X X

Isolated for RSD EG-Y-1A RY1 (CONT)

X X

X RY2 (CONT)

X X

X RY3 (CONT)

X X

X RY4 (CONT)

X X

P X

RY5 (CONT)

X P

X X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 3a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

RY6 (CONT)

X P

X X

X RY8 (CONT)

X X

X RY9 (CONT)

X X

X RY10 (CONT)

X X

X RY11 (CONT)

X X

X RY12 (CONT)

X X

X RY21 (CONT)

X X

X RY23 (CONT)

X X

P X

RY32 (CONT)

RY33 (CONT)

X X

X RY34 (CONT)

X X

X RY35 (CONT)

X X

X RY36 (CONT)

X X

X RY37 (GEN. Field)

RY51 (Current)

RY52 (Current)

RY53 (Current)

X X

X RY54 (Potential)

X X

X RY55 (DIFF.

Current)

X X

X RY56A (REL.

Current)

X X

X RY57A (MET.

Current)

X X

RY58 (Potential)

X X

RY151 (PWR)

For DF-P-1A RY152, RY153 For DF-P-1A

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 4a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

(CONT)

RY154 (CONT)

For DF-P-1A RY161 (PWR)

RY162, RY163 (CONT)

RY171, RY172 (CONT)

RY173, RY174 (CONT)

RY181, RY182 (PWR)

RY31 (CONT)

ED1301, ED1302 (DC PWR)

ED1303, ED1304 (DC PWR)

ED1305, ED1306 (DC PWR)

ED1321, ED1322 (DC PWR)

For DF-P-1B ED1323, ED1324 (CONT)

For DF-P-1B ED1325, ED1326, ED1327 (CONT)

For DF-P-1B G171 (SYNCH)

X X

X CG7 (PWR)

X X

CG56 (PWR)

X X

EG-Y-1B RZ1 (CONT)

P X

X Rerouted by RSD RZ1A (CONT)

X New

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 5a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

RZ1B (CONT)

X X

X New; Isolated for RSD RZ2 (CONT)

P X

X Rerouted by RSD RZ2A (CONT)

X New RZ2B (CONT)

X X

X New; Isolated for RSD RZ3 (CONT)

P X

X Rerouted by RSD RZ3A (CONT)

X New RZ3B (CONT)

X X

X New; Isolated for RSD RZ4 (CONT)

X X

Rerouted by RSD; Isolated RZ5 (CONT)

X X

Isolated for RSD RZ6 (CONT)

X X

Isolated for RSD RZ8 (IND)

P X

X Rerouted by RSD RZ8A (IND)

X New RZ8B (IND)

X New; Required Only for RSD RZ8C (IND)

X X

X New; Isolated for RSD RZ13 (CONT)

P X

X RZ14 (CONT)

P X

X RZ15 (CONT)

P X

X RZ16 (IND)

X X

New; Required Only for RSD RZ17 (CONT)

X X

X New; Required Only for RSD RZ18 (CONT)

X New; Required Only for RSD RZ19 (CONT)

X New; Required Only for RSD RZ21 (CONT)

P X

X Rerouted by RSD RZ21A (CONT)

X New RZ21B (CONT)

X X

X New; Isolated for RSD RZ22 (IND)

P X

X Rerouted by RSD RZ22A (IND)

X New

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 6a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

RZ22B (IND)

X X

X New; Isolated for RSD RZ23 (CONT)

P X

X Rerouted by RSD RZ23A (CONT)

X New RZ23B (CONT)

X X

Isolated for RSD RZ24 (CONT)

X X

New; Isolated for RSD RZ31 (CONT)

RZ32 (CONT)

RZ33 (CONT POT.)

P X

X Rerouted by RSD RZ33A (CONT POT.)

X New RZ33B (CONT)

X X

X New; Isolated for RSD RZ34 (CONT)

P X

X Rerouted by RSD RZ34A (CONT)

X New RZ34B (CONT)

X X

X New; Isolated for RSD RZ35 (CONT)

P X

X Rerouted by RSD RZ35A (CONT)

X New RZ35B (CONT)

X X

X New; Isolated for RSD RZ36 (CONT)

X Rerouted by RSD RZ37 (GEN Field)

RZ51 (MET & REL CURR)

RZ52 (MET & REL CURR)

RZ53 (MET & REL CURR)

P X

X Rerouted by RSD RZ53B (CURR MET)

X New RZ55 (DIFF.

P X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 7a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

Current)

RZ56 (REL Current)

X Rerouted by RSD RZ59 (MET. POT.)

P X

New RZ60 (MET. POT.)

X New RZ151 (PWR)

For DF-P-1C RZ152, RZ153 (CONT)

For DF-P-1C RZ154 (CONT)

For DF-P-1C RZ161 (PWR)

RZ162, RZ163 (CONT)

RZ171, RZ172 (CONT)

RZ173, RZ174 (CONT)

RZ181, RZ182 (PWR)

ED1501, ED1502 (DC PWR)

ED1503, ED1504 (DC PWR)

ED1505, ED1506 (DC PWR)

ED1521, ED1522 (DC PWR)

For DF-P-1D ED1523, ED1524 (CONT)

For DF-P-1D ED1525, ED1526, ED1527 (CONT)

For DF-P-1D CH52 (PWR)

X X

X For Air Compressor-Not required.

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 8a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

CH34 (PWR)

X X

X For AC Fuel Transfer Pump-Not required.

EE-SWG-480V-1P E

MD5 (PWR)

X X

X MD56 (CONT)

X X

X MD57 (AM INSTR)

X P

X X

X LP11 (CONT)

X X

LP12 (CONT)

X X

LX31 (CONT)

X X

LX32 (CONT)

X P

X LX33 (CONT)

X X

ED107 (CONT PWR)

X X

X LP36 (CONT)

X X

For 1P-12 Bus-tie Breaker Only LP37 (CONT)

X X

For 1P-12 Bus-tie Breaker Only RP36 (CONT)

X X

For 1P-12 Bus-tie Breaker Only RP32 (CONT)

X X

X For 1P-12 Bus-tie Breaker Only EE-SWG-480V-1S E

ME5 (PWR)

P X

X ME56 (CONT)

X X

X Isolated for RSD ME57 (CONT)

X X

X Isolated for RSD LS11 (CONT & IND)

P X

X Isolated for RSD LS11A (CONT &

IND)

X X

P X

New LS12 (CONT)

X X

LX21 (IND)

X X

New; For RSD Indication Only LX41 (CONT)

X X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 9a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

LX42 (CONT)

X X

X Isolated for RSD LX43 (CONT)

X X

ED307A (CONT PWR)

P X

X LS36 (CONT)

X X

X For 1S-12 Bus-tie Breaker Only LS37 (CONT)

X X

For 1S-12 Bus-tie Breaker Only RR36 (CONT)

X X

X For 1S-12 Bus-tie Breaker Only RR32 (CONT)

X X

For 1S-12 Bus-tie Breaker Only EE-SWG-480V-1R MD11 (PWR)

X X

MD86 (CONT)

X X

X MD87 (AM INSTR)

X P

X X

X LR11 (CONT)

X X

LR11A (CONT)

New LR12 (CONT)

X X

LR12A (CONT)

New LX51 (CONT)

X X

LX51A (CONT)

New LX52 (CONT)

X P

X LX53 (CONT)

X X

ED108A (CONT PWR)

X X

X ED108B (CONT PWR)

X X

ED108C (PWR)

New ED108D (PWR)

New LR42 (CONT)

For 1R-12 Bus-tie Breaker Only

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 10a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

LR43 (CONT)

X X

For 1R-12 Bus-tie Breaker Only RP32 (CONT)

X X

X For 1R-12 Bus-tie Breaker Only RP37 (CONT)

X X

For 1R-12 Bus-tie Breaker Only EE-SWG-480V-1T ME11 (PWR)

X X

ME86 (CONT)

X X

X Isolated for RSD LT11 (CONT & IND)

X X

X Rerouted by RSD LT11A (CONT &

IND)

New LT11B (CONT &

IND)

X X

P X

New LT11C (CONT &

IND)

P X

X Formerly Part of LT11; Isolated for RSD LT12 (CONT)

X LT12A (CONT)

New LT12B (CONT)

X X

X New LX22 (IND)

X X

New; For RSD Indication Only LX61 (CONT)

X X

X Isolated for RSD LX61A (CONT)

New LX62 (CONT)

X X

Isolated for RSD LX63A (CONT)

X X

Isolated for RSD ED308A (CONT PWR)

X ED308B (CONT PWR)

X ED308C (PWR)

New ED308D (PWR)

New ED5033 (CONT P

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 11a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

PWR)

ED5033A (CONT PWR)

P X

New ED5034 (CONT PWR)

P ED5034A (CONT PWR)

P X

New LT15 (CONT)

X X

New; Required Only for RSD LT46 (CONT)

X X

X For 1T-12 Bus-tie Breaker Only LT47 (CONT)

For 1T-12 Bus-tie Breaker Only RR32 (CONT)

X X

For 1T-12 Bus-tie Breaker Only RR37 (CONT)

X X

X For 1T-12 Bus-tie Breaker Only EE-MCC-ES-1A E

LP1A (PWR)

X X

LP1B (PWR)

X X

LP1C (PWR)

X X

LP16 (CONT)

X X

EE-MCC-ES-1B E

LS1A (PWR)

X LS1B (PWR)

X LS1C (PWR)

X LS16 (CONT & IND)

P X

X Isolated for RSD LS16A (CONT &

IND)

X X

P X

New CH205 (IND)

X X

New; For RSD Indication Only EE-MCC-ESV-1A E

LP8 (PWR)

X X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 12a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EE-MCC-ESV-1B E

LS7 (PWR)

P X

LS7A (PWR)

X X

New CR263 (IND)

X X

X New; For RSD Indication Only EE-MCC-ESV-1C-EX1 E

RU281A (CONT)

X X

RU281 was Spared; Isolated for RSD RU282 (IND)

X X

For Indication Only RU283 (CONT)

X P

X X

Isolated for RSD RU284 (CONT)

X P

X X

For B Train Power; Isolated for RSD RU285 (CONT)

X X

Isolated for RSD RU287 (CONT)

X X

Isolated for RSD RU288 (CONT)

X X

For A Train Power; Isolated for RSD RU289 (CONT)

X P

X X

Isolated for RSD RU290 (CONT)

X X

X Isolated for RSD RU291 (CONT)

X New RU292 (CONT)

X New RU293 (CONT)

X New EE-MCC-ESV-1C LP4A (PWR)

X X

X For A Train Power LP4B (PWR)

X X

X For A Train Power LP5A (PWR)

P X

LP5B (PWR)

P X

LS4A (PWR)

P X

X For B Train Power LS4B (PWR)

P X

X For B Train Power

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 13a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

CS106 (IND)

X New; For RSD Indication Only EE-MCC-SH-1A LR8A (PWR)

LR8B (PWR)

LR47 (CONT)

X X

LR47A (CONT)

New EE-MCC-SH-1B LT7A (PWR)

LT7B (PWR)

LT51 (CONT & IND)

X X

X Rerouted by RSD LT51A (CONT &

IND)

New LT51B (CONT &

IND)

X X

P X

New LT51C (CONT &

IND)

P X

X Formerly Part of LT51; Isolated for RSD LT54 (CONT)

X X

New; Required Only for RSD CBF160 (IND)

X X

New; RSD Indication Only EE-PNL-ATA E

EA6817 (PWR)

X X

Alternate Source EA6830 (PWR)

X X

Preferred Source EA6408 (PWR BUS)

X Alternate Source EA112 (VITAL BUS TIE)

X Preferred Source EE-PNL-ATB E

EA5 (PWR)

X X

Preferred Source EA6604 (PWR X

X Alternate Source

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 14a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

BUS)

EE-PNL-TRA E

Cable Info for Historical Reference Only. Cross Train Bus-tie to VBB & VBD EA6406 (Bus-tie to VBB)

X X

EA6407 (Bus-tie to VBD)

X X

EA11 (PWR)

X X

CG8 (PWR)

X X

EE-PNL-TRB E

Cable Info for Historical Reference Only. Cross Train Bus-tie to VBA & VBC.

EA6602 (Bus-tie to VBA)

X X

EA6603 (Bus-tie to VBC)

X X

EA12 (PWR)

X X

CH7 (PWR)

X X

EE-PNL-VBA E

EA1 (PWR)

X X

EA6768 (BUS TIE)

X EE-PNL-VBB E

EA2 (PWR)

P X

EE-PNL-VBC E

EA3 (PWR)

X X

EE-PNL-VBD E

EA4 (PWR)

P X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 15a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EE-INV-1A E

CG1 (PWR)

X X

X Preferred Source ED8 (DC PWR)

X X

Alternate Source EA7 (BUS TIE)

X X

EE-INV-1B E

CH1 (PWR)

P X

X Preferred Source ED64 (DC PWR)

X Alternate Source EA24 (BUS TIE)

X CH1048 (CONT)

X CH1049 (CONT)

X X

X EA23 (BUS TIE)

X Alternate Source EE-INV-1C E

CG2 (PWR)

X X

X Preferred Source ED9 (DC PWR)

X X

Alternate Source EA6 (BUS TIE)

X X

CG1039 (CONT)

X X

EE-INV-1D E

CH2 (PWR)

P X

X Preferred Source ED63 (DC PWR)

X Alternate Source EA 24 (BUS TIE)

X X

X Alternate Source CH1050 (CONT)

X X

X EA 23 (BUS TIE)

X Alternate Source EE-INV-1E E

CG6 (PWR)

X X

X Preferred Source ED20 (DC PWR)

X X

Alternate Source EE-INV-1F E

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 16a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

CH 1182 (PWR)

X X

X Preferred Source ED 62 (DC PWR)

X Alternate Source EED-BC-1A E

CG3 (PWR)

X X

X EED-BC-1B E

CH3 (PWR)

P X

X EED-BC-1C E

CG4 (PWR)

X X

X EED-BC-1D E

CH4 (PWR)

P X

X EED-PNL-1A E

ED1A (PWR)

X ED1B (PWR)

X ED1C (PWR)

X ED1D (PWR)

X ED2A (PWR)

X X

X ED2B (PWR)

X X

X ED5 (PWR)

X X

ED6 (PWR)

X X

ED15A/B (Bus-tie)

X X

X EED-PNL-1B E

ED51A (PWR)

X ED51B (PWR)

X ED51C (PWR)

X ED51D (PWR)

X ED52A (PWR)

P X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 17a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

ED52B (PWR)

P X

X ED55 (PWR)

P X

ED56 (PWR)

P X

ED15A/B (Bus-tie)

X X

X EED-PNL-1M E

ED11 (DC PWR)

X X

ED12 (DC PWR)

X ED61 (DC PWR)

X X

RU301 (CONT)

X X

Control cable faults in CB-FA-3a/

3b/3c/3d/4b will not disable the 1M DC distribution panel. The worst-case result will be spurious transfer to available DC source.

RU302 (IND)

X X

RU303 (CONT)

X X

RU304 (CONT)

X X

RU305 (CONT &

IND)

X X

RU307 (CONT)

X X

RU308 (CONT)

X X

RU309 (CONT)

X X

RU310 (CONT)

X X

X EED-PNL-1E E

ED10A (DC PWR)

X X

ED10B (DC PWR)

X X

EED-PNL-1F E

ED60C (DC PWR)

P X

ED60D (DC PWR)

P X

EED-PNL-1P ED112 (DC PWR)

X X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 18a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EED-PNL-1Q ED313 (DC PWR)

P X

ICS Cabinets E

Powered from ATA (normal) or ATB (backup)

EA6004 (CONT PWR)

X X

X For RC1-LT-3, SP6A-PT-2, SP6B-PT-1 EA6005A (CONT PWR)

X X

X EA6005 was Spared; for RC1-LT-1/2, SP6A-PT-1, SP6B-PT-2 EA6031B (PWR)

X X

X Hand Power; EA6031 and EA6031A were Spared EA6033 (CONT PWR)

X Hand Power EA6034 (CONT PWR)

X Hand Power EA6035 (CONT PWR)

X Hand Power EA6041A (PWR)

X P

P X

Auto Power; EA6041 was spared EA6043 (CONT PWR)

X Auto Power EA6044A (CONT PWR)

X Auto Power EA6044B (CONT PWR)

X Auto Power EA6045 (CONT PWR)

X Auto Power EA-6031C (Hand PWR)

X Knife Switch Normal Supply (ATA)

EA-6031D (Hand PWR)

X Knife Switch Back-up Supply (ATB)

EA6041B (Auto PWR)

X Knife Switch Back-up Supply (ATA)

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 19a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EA6041C (Auto PWR)

X Knife Switch Normal Supply (ATB)

SCC-A E

EA6822 (INST PWR)

X P

X X

Power for SCC-A1 EA339 (PWR)

X P

P X

X New; Power for SCC-A3 SCC-B E

EA6824 (INST PWR)

X X

Power for SCC-B1 and B2 EA6856 (INST PWR)

X Power for SCC-B2 EA354 (PWR)

X X

Power for SCC-B3; New RSP-A E

EA6823 (INST PWR)

X X

Power for Instrumentation Circuit RSP-B E

EA6825 (INST PWR)

X Power for Instrumentation Circuit RSTSP-A E

For RSD Only EA6792 (PWR)

X X

Train X EA6912 (PWR)

X P

P X

X Train A RSTSP-B E

For RSD Only EA16 (PWR)

X Train B EA518 (PWR)

X X

Train C EA591 (PWR)

X Train C EA6892 (PWR)

X X

Train X RSTSP-C E

For RSD Only EA518 (PWR)

X X

Train C

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 20a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EA592 (PWR)

X X

Train C ESAS Bistable Cabinets E

Common to ESAS A & B EA105 (CONT PWR)

S X

P X

S X

Cabinet 1. Train A-EE-PNL-VBA EA305 (CONT PWR)

X X

S X

X X

Cabinet 2. Train B-EE-PNL-VBB EA515 (CONT PWR)

S X

X Cabinet 3. Train C-EE-PNL-VBC ESAS Relay Cabinets A E

ESAS A EA103 (CONT PWR)

S X

X X

S X

Cabinet 1A. Train A-EE-PNL-VBA EA303 (CONT PWR)

X S

X X

Cabinet 2A. Train B-EE-PNL-VBB EA503A (CONT PWR)

S X

X S

X X

X Cabinet 3A. Train C-EE-PNL-VBC ESAS Defeat Train A X

X X

RP31 (CONT)

X X

X RP431 (CONT)

X X

X RP764 (CONT)

X X

X ESAS Relay Cabinets B E

ESAS B EA104 (CONT PWR)

S X

X X

S X

Cabinet 1B. Train A-EE-PNL-VBA EA304A (CONT PWR)

X X

S X

Cabinet 2B. Train B-EE-PNL-VBB EA714 (CONT PWR)

X X

S X

Cabinet 3B. Train D-EE-PNL-VBD ESAS Defeat Train B X

X X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 21a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

RR31 (CONT)

X X

RR431 (CONT)

X X

RR764 (CONT)

X X

Control Room Lighting CG45 (AC PWR)

X X

Train A; Emergency (EED-PNL-CT-2)

CH105A (AC PWR)

X X

X Train B; Normal (EED-PNL-CT-2)

ED1702 (DC PWR)

X X

X Train C; DC Emergency (EED-PNL-1M)

FS-PNL-CB-1 (CARDOX)

E ZP1124 (CONT)

X Train X ZP1125 (CONT)

X Train X ZP1125A (CONT)

X Train X ZP1126 (CONT)

X Train X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 1b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EE-SWG-4160V-1D MD1 (PWR)

X MD2 (PWR)

X MD12 (PWR)

X MD13 (PWR)

X MD21 (CONT)

MD23 (CONT)

MD24 (CONT)

MD26 (CONT)

MD28 (CONT)

X ED109 (CONT PWR)

G64 (BUS DIFF.)

X For Offsite Power G65 (BUS DIFF.)

For Offsite Power G111 (BUS DIFF.)

For Offsite Power G112 (MET. POT.)

G115 (BUS DIFF)

For Offsite Power MD96 (CONT &

IND)

MD101 (CONT IND)

MD103 (CONT IND)

MD104 (CONT)

EE-SWG-4160V-1E ME1 (PWR)

X ME2 (PWR)

X ME12 (PWR)

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 2b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ME13 (PWR)

X ME16 (CONT)

Isolated for RSD ME18 (CONT)

Isolated for RSD ME19 (CONT)

Isolated for RSD ME26 (CONT)

Isolated for RSD ME28 (CONT)

X ED309A (CONT PWR)

G47 (BUS DIFF.)

X For Offsite Power G48 (BUS DIFF.)

X For Offsite Power G49 (BUS DIFF.)

X For Offsite Power G120 (MET. POT.)

G50 (BUS DIFF.)

X For Offsite Power ME21 (CONT &

IND)

ME91 (CONT &

IND)

Isolated for RSD ME93 (CONT &

IND)

Isolated for RSD ME94 (CONT &

IND)

Isolated for RSD EG-Y-1A E

RY1 (CONT)

X RY2 (CONT)

X RY3 (CONT)

X RY4 (CONT)

X RY5 (CONT)

RY6 (CONT)

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 3b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RY8 (CONT)

X RY9 (CONT)

X RY10 (CONT)

X RY11 (CONT)

X RY12 (CONT)

X RY21 (CONT)

X RY23 (CONT)

X RY32 (CONT)

X RY33 (CONT)

X RY34 (CONT)

X RY35 (CONT)

X RY36 (CONT)

RY37 (GEN. Field)

X RY51 (Current)

X RY52 (Current)

X RY53 (Current)

X RY54 (Potential)

X RY55 (DIFF.

Current)

X RY56A (REL.

Current)

RY57A (MET.

Current)

RY58 (Potential)

RY151 (PWR)

X For DF-P-1A RY152, RY153 (CONT)

X For DF-P-1A

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 4b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RY154 (CONT)

X For DF-P-1A RY161 (PWR)

X RY162, RY163 (CONT)

X RY171, RY172 (CONT)

X RY173, RY174 (CONT)

X RY181, RY182 (PWR)

X RY31 (CONT)

X ED1301, ED1302 (DC PWR)

X ED1303, ED1304 (DC PWR)

X ED1305, ED1306 (DC PWR)

X ED1321, ED1322 (DC PWR)

X For DF-P-1B ED1323, ED1324 (CONT)

X For DF-P-1B ED1325, ED1326, ED1327 (CONT)

X For DF-P-1B G171 (SYNCH)

X CG7 (PWR)

X CG56 (PWR)

X EG-Y-1B E

RZ1 (CONT)

X Rerouted by RSD RZ1A (CONT)

New RZ1B (CONT)

New; Isolated for RSD

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 5b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RZ2 (CONT)

X Rerouted by RSD RZ2A (CONT)

New RZ2B (CONT)

New; Isolated for RSD RZ3 (CONT)

X Rerouted by RSD RZ3A (CONT)

New RZ3B (CONT)

New; Isolated for RSD RZ4 (CONT)

Rerouted by RSD; Isolated RZ5 (CONT)

Isolated for RSD RZ6 (CONT)

Isolated for RSD RZ8 (IND)

X Rerouted for RSD RZ8A (IND)

New RZ8B (IND)

New; Required Only for RSD RZ8C (IND)

New; Isolated for RSD RZ13 (CONT)

X RZ14 (CONT)

X RZ15 (CONT)

X RZ16 (IND)

X New; Required Only for RSD RZ17 (CONT)

X X

X New; Required Only for RSD RZ18 (CONT)

New; Required Only for RSD RZ19 (CONT)

New; Required Only for RSD RZ21 (CONT)

X Rerouted by RSD RZ21A (CONT)

New RZ21B (CONT)

New; Isolated for RSD RZ22 (IND)

X Rerouted by RSD RZ22A (IND)

New RZ22B (IND)

New; Isolated for RSD

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 6b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RZ23 (CONT)

X Rerouted for RSD RZ23A (CONT)

New RZ23B (CONT)

Isolated for RSD RZ24 (CONT)

New; Isolated for RSD RZ31 (CONT)

X RZ32 (CONT)

X RZ33 (CONT POT.)

X Rerouted by RSD RZ33A (CONT POT.)

New RZ33B (CONT POT.)

New; Isolated for RSD RZ34 (CONT)

X Rerouted by RSD RZ34A (CONT)

New RZ34B (CONT)

New; Isolated for RSD RZ35 (CONT)

X Rerouted by RSD RZ35A (CONT)

New RZ35B (CONT)

New; Isolated for RSD RZ36 (CONT)

Rerouted by RSD RZ37 (GEN Field)

X RZ51 (MET & REL CURR)

X RZ52 (MET & REL CURR)

X RZ53 (MET CURR.)

X Rerouted by RSD RZ53B (MET CURR.)

New RZ55 (DIFF.

Current)

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 7b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RZ56 (REL Current)

Rerouted by RSD RZ59 (MET. POT.)

X X

X New RZ60 (MET. POT.)

New RZ151 (PWR)

X For DF-P-1C RZ152, RZ153 (CONT)

X For DF-P-1C RZ154 (CONT)

X For DF-P-1C RZ161 (PWR)

X RZ162, RZ163 (CONT)

X RZ171, RZ172 (CONT)

X RZ173, RZ174 (CONT)

X RZ181, RZ182 (PWR)

X ED1501, ED1502 (DC PWR)

X ED1503, ED1504 (DC PWR)

X ED1505, ED1506 (DC PWR)

X ED1521, ED1522 (DC PWR)

X For DF-P-1D ED1523, ED1524 (CONT)

X For DF-P-1D ED1525, ED1526, ED1527 (CONT)

X For DF-P-1D CH52 (PWR)

X X

For Air Compressor-Not required.

CH34 (PWR)

X X

For AC Fuel Transfer Pump-Not

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 8b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 required.

EE-SWG-480V-1P MD5 (PWR)

MD56 (CONT)

MD57 (AM INSTR)

LP11 (CONT)

LP12 (CONT)

LX31 (CONT)

LX32 (CONT)

LX33 (CONT)

ED107 (CONT PWR)

LP36 (CONT)

For 1P-12 Bus-tie Breaker Only LP37 (CONT)

For 1P-12 Bus-tie Breaker Only RP36 (CONT)

For 1P-12 Bus-tie Breaker Only RP32 (CONT)

For 1P-12 Bus-tie Breaker Only EE-SWG-480V-1S ME5 (PWR)

ME56 (CONT)

Isolated for RSD ME57 (CONT)

Isolated for RSD LS11 (CONT & IND)

Isolated for RSD LS11A (CONT &

IND)

New LS12 (CONT)

LX21 (IND)

New; For RSD Indication Only LX41 (CONT)

LX42 (CONT)

Isolated for RSD

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 9b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 LX43 (CONT)

ED307A (CONT PWR)

LS36 (CONT)

For 1S-12 Bus-tie Breaker Only LS37 (CONT)

For 1S-12 Bus-tie Breaker Only RR36 (CONT)

For 1S-12 Bus-tie Breaker Only RR32 (CONT)

For 1S-12 Bus-tie Breaker Only EE-SWG-480V-1R E

MD11 (PWR)

X X

X P

MD86 (CONT)

MD87 (AM INSTR)

LR11 (CONT)

X X

P LR11A (CONT)

X P

New LR12 (CONT)

X X

P LR12A (CONT)

X P

New LX51 (CONT)

X X

P LX51A (CONT)

X P

New LX52 (CONT)

LX53 (CONT)

X X

P ED108A (CONT PWR)

X X

P ED108B (CONT PWR)

X X

P ED108C (PWR)

X P

New ED108D (PWR)

X P

New LR42 (CONT)

X X

For 1R-12 Bus-tie Breaker Only LR43 (CONT)

X X

For 1R-12 Bus-tie Breaker Only

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 10b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RP32 (CONT)

For 1R-12 Bus-tie Breaker Only RP37 (CONT)

X X

For 1R-12 Bus-tie Breaker Only EE-SWG-480V-1T E

ME11 (PWR)

P X

X P

X ME86 (CONT)

Isolated for RSD LT11 (CONT & IND)

P X

X P

Rerouted by RSD LT11A (CONT &

IND)

P X

New LT11B (CONT &

IND)

New LT11C (CONT &

IND)

Formerly Part of LT11; Isolated for RSD LT12 (CONT)

P X

X P

LT12A (CONT)

P X

New LT12B (CONT)

X New LX22 (IND)

X X

X New; For RSD Indication Only LX61 (CONT)

P X

X P

Isolated for RSD LX61A (CONT)

P X

New LX62 (CONT)

Isolated for RSD LX63A (CONT)

Isolated for RSD ED308A (CONT PWR)

P P

ED308B (CONT PWR)

P P

ED308C (PWR)

P X

New ED308D (PWR)

P X

New ED5033 (CONT PWR)

P X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 11b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ED5033A (CONT PWR)

New ED5034 (CONT PWR)

P X

ED5034A (CONT PWR)

New LT15 (CONT)

New; Required Only for RSD LT46 (CONT)

X X

X For 1T-12 Bus-tie Breaker Only LT47 (CONT)

X X

For 1T-12 Bus-tie Breaker Only RR32 (CONT)

For 1T-12 Bus-tie Breaker Only R37 (CONT)

X X

For 1T-12 Bus-tie Breaker Only EE-MCC-ES-1A LP1A (PWR)

LP1B (PWR)

LP1C (PWR)

LP16 (CONT)

EE-MCC-ES-1B LS1A (PWR)

LS1B (PWR)

LS1C (PWR)

LS16 (CONT & IND)

Isolated for RSD LS16A (CONT &

IND)

New CH205 (IND)

New; For RSD Indication Only EE-MCC-ESV-1A LP8 (PWR)

X X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 12b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EE-MCC-ESV-1B LS7 (PWR)

X LS7A (PWR)

X New CR263 (IND)

X X

X New; for RSD Indication Only EE-MCC-ESV-1C-EX1 RU281A (CONT)

RU281 was Spared; Isolated for RSD RU282 (IND)

For Indication Only RU283 (CONT)

Isolated for RSD RU284 (CONT)

For B Train Power; Isolated for RSD RU285 (CONT)

Isolated for RSD RU287 (CONT)

Isolated for RSD RU288 (CONT)

For A Train Power; Isolated for RSD RU289 (CONT)

Isolated for RSD RU290 (CONT)

Isolated for RSD RU291 (CONT)

New RU292 (CONT)

New RU293 (CONT)

New EE-MCC-ESV-1C E

LP4A (PWR)

For A Train Power LP4B (PWR)

For A Train Power LP5A (PWR)

X P

LP5B (PWR)

X P

LS4A (PWR)

For B Train Power LS4B (PWR)

For B Train Power

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 13b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 CS106 (IND)

X X

X New; RSD Indication Only EE-MCC-SH-1A E

LR8A (PWR)

X LR8B (PWR)

X LR47 (CONT)

X X

P LR47A (CONT)

X P

New EE-MCC-SH-1B E

LT7A (PWR)

X LT7B (PWR)

X LT51 (CONT & IND)

P X

X P

Rerouted by RSD LT51A (CONT &

IND)

P X

New LT51B (CONT &

IND)

New LT51C (CONT &

IND)

Formerly Part of LT51; Isolated for RSD LT54 (CONT)

New; Required Only for RSD CBF160 (IND)

X X

X New; RSD Indication Only EE-PNL-ATA EA6817 (PWR)

Alternate Source EA6830 (PWR)

Preferred Source EA6408 (PWR BUS)

Alternate Source EA112 (VITAL BUS TIE)

Preferred Source EE-PNL-ATB EA5 (PWR)

Preferred Source EA6604 (PWR Alternate Source

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 14b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 BUS)

EE-PNL-TRA Cable Info for Historical Reference Only. Cross Train Bus-tie to VBB & VBD EA6406 (Bus-tie)

EA6407 (Bus-tie)

EA11 (PWR)

X X

CG8 (PWR)

X X

EE-PNL-TRB Cable Info for Historical Reference Only. Cross Train Bus-tie to VBA & VBC.

EA6602 (Bus-tie)

EA6603 (Bus-tie)

EA12 (PWR)

X X

CH7 (PWR)

X X

EE-PNL-VBA EA1 (PWR)

EA6768 (BUS TIE)

EE-PNL-VBB EA2 (PWR)

EE-PNL-VBC EA3 (PWR)

EE-PNL-VBD EA4 (PWR)

EE-INV-1A CG1 (PWR)

Preferred Source ED8 (DC PWR)

Alternate Source

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 15b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EA7 (BUS TIE)

EE-INV-1B CH1 (PWR)

Preferred Source ED59 (DC PWR)

Alternate Source EA24 (BUS TIE)

CH1048 (CONT)

CH1049 (CONT)

EA23 (BUS TIE)

Alternate Source EE-INV-1C CG2 (PWR)

Preferred Source ED9 (DC PWR)

Alternate Source EA6 (BUS TIE)

CG1039 (CONT)

EE-INV-1D CH2 (PWR)

Preferred Source ED58 (DC PWR)

Alternate Source EA24 (BUS TIE)

Alternate Source CH1050 (CONT)

EA23 (BUS TIE)

Alternate Source EE-INV-1E CG6 (PWR)

Preferred Source ED20 (DC PWR)

Alternate Source EE-INV-1F CH1182 (PWR)

Preferred Source ED62 (DC PWR)

Alternate Source

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 16b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EED-BC-1A CG3 (PWR)

EED-BC-1B CH3 (PWR)

EED-BC-1C CG4 (PWR)

EED-BC-1D CH4 (PWR)

EED-PNL-1A ED1A (PWR)

ED1B (PWR)

ED1C (PWR)

ED1D (PWR)

ED2A (PWR)

ED2B (PWR)

ED5 (PWR)

ED6 (PWR)

ED15A/B (Bus-tie)

EED-PNL-1B ED51A (PWR)

ED51B (PWR)

ED51C (PWR)

ED51D (PWR)

ED52A (PWR)

ED52B (PWR)

ED55 (PWR)

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 17b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ED56 (PWR)

ED15A/B (Bus-tie)

EED-PNL-1M ED11 (DC PWR)

ED12 (DC PWR)

ED61 (DC PWR)

RU301 (CONT)

Fault to these cables will not disable EED-PNL-1M.

RU302 (IND)

RU303 (CONT)

RU304 (CONT)

RU305 (CONT IND)

RU307 (CONT)

RU308 (CONT)

RU309 (CONT)

RU310 (CONT)

EED-PNL-1E ED10A (DC PWR)

ED10B (DC PWR)

EED-PNL-1F ED60C (DC PWR)

ED60A was Spared ED60D (DC PWR)

ED60B was Spared EED-PNL-1P E

ED112 (DC PWR)

X EED-PNL-1Q E

ED313 (DC PWR)

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 18b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ICS Cabinets Powered from ATA (normal) or ATB (backup)

EA6004 (CONT PWR)

For RC1-LT-3, SP6A-PT-2, SP6B-PT-1 EA6005A (CONT PWR)

EA6005 was Spared; for RC1-LT-1/2, SP6A-PT-1, SP6B-PT-2 EA6031B (PWR)

Hand Power; EA6031 and EA6031A were Spared EA6033 (CONT PWR)

Hand Power EA6034 (CONT PWR)

Hand Power EA6035 (CONT PWR)

Hand Power EA6041A (PWR)

Auto Power; EA6041 was Spared EA6043 (CONT PWR)

Auto Power EA6044A (CONT PWR)

Auto Power EA6044B (CONT PWR)

Auto Power EA6045 (CONT PWR)

Auto Power EA-6031C (Hand PWR)

Knife Switch Normal Supply (ATA)

EA-6031D (Hand PWR)

Knife Switch Back-up Supply (ATB)

EA6041B (Auto PWR)

Knife Switch Back-up Supply (ATA)

EA6041C (Auto PWR)

Knife Switch Normal Supply (ATB)

SCC-A

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 19b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EA6822 (INST PWR)

PWR for SCC-A1 EA339 (PWR)

New; Power for SCC-A3 SCC-B EA6824 (INST PWR)

Power for SCC-B1 & B2 EA6856 (INST PWR)

Power for SCC-B2 EA354 (PWR)

Power for SCC-B3; New RSP-A EA6823 (INST PWR)

Power for Instrument Circuit RSP-B EA6825 (INST PWR)

Power for Instrument Circuit RSTSP-A For RSD Only EA6792 (PWR)

Train X EA6912 (PWR)

Train A RSTSP-B For RSD Only EA16 (PWR)

Train B EA518 (PWR)

Train C EA591 (PWR)

Train C EA6892 (PWR)

Train X RSTSP-C For RSD Only EA518 (PWR)

Train C EA592 (PWR)

Train C

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 20b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ESAS Bistable Cabinets Common to ESAS A & B EA105 (CONT PWR)

Cabinet 1. Train A-EE-PNL-VBA EA305 (CONT PWR)

Cabinet 2. Train B-EE-PNL-VBB EA515 (CONT PWR)

Cabinet 3. Train C-EE-PNL-VBC ESAS Relay Cabinets A ESAS A EA103 (CONT PWR)

Cabinet 1A. Train A-EE-PNL-VBA EA303 (CONT PWR)

Cabinet 2A. Train B-EE-PNL-VBB EA503A (CONT PWR)

Cabinet 3A. Train C-EE-PNL-VBC ESAS Defeat Train A RP31 (CONT)

RP431 (CONT)

RP764 (CONT)

ESAS Relay Cabinets B ESAS B EA104 (CONT PWR)

Cabinet 1B. Train A-EE-PNL-VBA EA304A (CONT PWR)

Cabinet 2B. Train B-EE-PNL-VBB EA714 (CONT PWR)

Cabinet 3B. Train D-EE-PNL-VBD ESAS Defeat Train B RR31 (CONT)

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 21b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RR431 (CONT)

RR764 (CONT)

Control Room Lighting CG45 (AC PWR)

X X

Train A; Emergency (EED-PNL-CT-2)

CH105A (AC PWR)

Train B; Normal (EED-PNL-CT-2)

ED1702 (DC PWR)

X Train C; DC Emergency (EED-PNL-1M)

FS-PNL-CB-1 (CARDOX)

ZP1124 (CONT)

X Train X ZP1125 (CONT)

X Train X ZP1125A (CONT)

Train X ZP1126 (CONT)

X Train X

ATTACHMENT 3-6R APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 1a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 INSTRUMENT AIR A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

IA-P-1A CG32 (PWR)

X X

CG411 (CONT)

X X

CG412 (CONT)

X CG413 (CONT)

X CG414 (CONT)

CG415 (CONT)

X X

CG416 (INTLK)

CG417 (INTLK)

CG418 (INTLK)

CG419 (CONT)

CG420 (CONT)

CG422 (CONT)

CG423 (CONT)

IA-P-1B CH32 (PWR)

X X

CH361 (CONT)

X X

X Isolated for RSD CH362 (CONT)

X X

CH363 (CONT)

X CH364 (CONT)

CH365 (CONT)

X X

CH366 (INTLK)

CH367 (INTLK)

CH368 (INTLK)

CH369 (CONT)

CH370 (CONT)

ATTACHMENT 3-6R APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 2a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 INSTRUMENT AIR A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

CH371 (CONT)

CH372 (CONT)

CH374 (CONT)

X X

For RSD Only; New

ATTACHMENT 3-6R APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 1b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 INSTRUMENT AIR D

D F

F F

F I

I I

I R

R R

T Y

G G

H H

B B

S S

B B

A P

P P

P R

F F

H H

F F

D A

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 1

2 3

4 5

6 7

8 A

Z Z

Z 1

1 1

2 3

1 a

b c

d e

REMARKS 2

1 2

3 IA-P-1A E

CG32 (PWR)

X X

X CG411 (CONT)

CG412 (CONT)

X X

CG413 (CONT)

CG414 (CONT)

X CG415 (CONT)

X CG416 (INTLK)

X CG417 (INTLK)

X CG418 (INTLK)

X CG419 (CONT)

X X

X CG420 (CONT)

X CG422 (CONT)

X CG423 (CONT)

X IA-P-1B CH32 (PWR)

X X

CH361 (CONT)

Isolated for RSD CH362 (CONT)

X CH363 (CONT)

CH364 (CONT)

X CH365 (CONT)

X CH366 (INTLK)

X CH367 (INTLK)

X CH368 (INTLK)

X CH369 (CONT)

X X

X CH370 (CONT)

X

ATTACHMENT 3-6R APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 2b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 INSTRUMENT AIR D

D F

F F

F I

I I

I R

R R

T Y

G G

H H

B B

S S

B B

A P

P P

P R

F F

H H

F F

D A

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 1

2 3

4 5

6 7

8 A

Z Z

Z 1

1 1

2 3

1 a

b c

d e

REMARKS 2

1 2

3 CH371 (CONT)

X CH372 (CONT)

X CH374 (CONT)

For RSD Only; New

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 1a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EE-SWG-4160V-1D E

MD1 (PWR)

X X

X MD2 (PWR)

X X

X MD12 (PWR)

MD13 (PWR)

MD21 (CONT)

X X

X MD23 (CONT)

X X

X MD24 (CONT)

X X

MD26 (CONT)

X X

X MD28 (CONT)

X X

X ED109 (CONT PWR)

X X

G64 (BUS DIFF)

X X

For Offsite Power G65 (BUS DIFF)

X X

For Offsite Power G111 (BUS DIFF)

X X

X For Offsite Power G112 (MET. POT.)

X X

X G115 (BUS DIFF)

X X

X For Offsite Power MD96 (CONT &

IND)

X X

X MD101 (CONT &

IND)

X X

X MD103 (CONT &

IND)

X X

X M104 (CONT)

X X

EE-SWG-4160V-1E E

ME1 (PWR)

P X

X ME2 (PWR)

P X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 2a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

ME12 (PWR)

ME13 (PWR)

ME16 (CONT)

X X

X Isolated for RSD ME18 (CONT)

X X

X Isolated for RSD ME19 (CONT)

X X

Isolated for RSD ME26 (CONT)

X X

X Isolated for RSD ME28 (CONT)

P X

X ED309A (CONT PWR)

P X

X X

G47 (BUS DIFF.)

For Offsite Power G48 (BUS DIFF.)

For Offsite Power G49 (BUS DIFF.)

X X

For Offsite Power G120 (MET. POT.)

X X

X G50 (BUS DIFF.)

X X

X For Offsite Power ME21 (CONT &

IND)

X X

X ME91 (CONT &

IND)

X X

X Isolated for RSD ME93 (CONT &

IND)

X X

X Isolated for RSD ME94 (CONT &

IND)

X X

Isolated for RSD EG-Y-1A RY1 (CONT)

X X

X RY2 (CONT)

X X

X RY3 (CONT)

X X

X RY4 (CONT)

X X

P X

RY5 (CONT)

X P

X X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 3a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

RY6 (CONT)

X P

X X

X RY8 (CONT)

X X

X RY9 (CONT)

X X

X RY10 (CONT)

X X

X RY11 (CONT)

X X

X RY12 (CONT)

X X

X RY21 (CONT)

X X

X RY23 (CONT)

X X

P X

RY32 (CONT)

RY33 (CONT)

X X

X RY34 (CONT)

X X

X RY35 (CONT)

X X

X RY36 (CONT)

X X

X RY37 (GEN. Field)

RY51 (Current)

RY52 (Current)

RY53 (Current)

X X

X RY54 (Potential)

X X

X RY55 (DIFF.

Current)

X X

X RY56A (REL.

Current)

X X

X RY57A (MET.

Current)

X X

RY58 (Potential)

X X

RY151 (PWR)

For DF-P-1A RY152, RY153 For DF-P-1A

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 4a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

(CONT)

RY154 (CONT)

For DF-P-1A RY161 (PWR)

RY162, RY163 (CONT)

RY171, RY172 (CONT)

RY173, RY174 (CONT)

RY181, RY182 (PWR)

RY31 (CONT)

ED1301, ED1302 (DC PWR)

ED1303, ED1304 (DC PWR)

ED1305, ED1306 (DC PWR)

ED1321, ED1322 (DC PWR)

For DF-P-1B ED1323, ED1324 (CONT)

For DF-P-1B ED1325, ED1326, ED1327 (CONT)

For DF-P-1B G171 (SYNCH)

X X

X CG7 (PWR)

X X

CG56 (PWR)

X X

EG-Y-1B RZ1 (CONT)

P X

X Rerouted by RSD RZ1A (CONT)

X New

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 5a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

RZ1B (CONT)

X X

X New; Isolated for RSD RZ2 (CONT)

P X

X Rerouted by RSD RZ2A (CONT)

X New RZ2B (CONT)

X X

X New; Isolated for RSD RZ3 (CONT)

P X

X Rerouted by RSD RZ3A (CONT)

X New RZ3B (CONT)

X X

X New; Isolated for RSD RZ4 (CONT)

X X

Rerouted by RSD; Isolated RZ5 (CONT)

X X

Isolated for RSD RZ6 (CONT)

X X

Isolated for RSD RZ8 (IND)

P X

X Rerouted by RSD RZ8A (IND)

X New RZ8B (IND)

X New; Required Only for RSD RZ8C (IND)

X X

X New; Isolated for RSD RZ13 (CONT)

P X

X RZ14 (CONT)

P X

X RZ15 (CONT)

P X

X RZ16 (IND)

X X

New; Required Only for RSD RZ17 (CONT)

X X

X New; Required Only for RSD RZ18 (CONT)

X New; Required Only for RSD RZ19 (CONT)

X New; Required Only for RSD RZ21 (CONT)

P X

X Rerouted by RSD RZ21A (CONT)

X New RZ21B (CONT)

X X

X New; Isolated for RSD RZ22 (IND)

P X

X Rerouted by RSD RZ22A (IND)

X New

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 6a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

RZ22B (IND)

X X

X New; Isolated for RSD RZ23 (CONT)

P X

X Rerouted by RSD RZ23A (CONT)

X New RZ23B (CONT)

X X

Isolated for RSD RZ24 (CONT)

X X

New; Isolated for RSD RZ31 (CONT)

RZ32 (CONT)

RZ33 (CONT POT.)

P X

X Rerouted by RSD RZ33A (CONT POT.)

X New RZ33B (CONT)

X X

X New; Isolated for RSD RZ34 (CONT)

P X

X Rerouted by RSD RZ34A (CONT)

X New RZ34B (CONT)

X X

X New; Isolated for RSD RZ35 (CONT)

P X

X Rerouted by RSD RZ35A (CONT)

X New RZ35B (CONT)

X X

X New; Isolated for RSD RZ36 (CONT)

X Rerouted by RSD RZ37 (GEN Field)

RZ51 (MET & REL CURR)

RZ52 (MET & REL CURR)

RZ53 (MET & REL CURR)

P X

X Rerouted by RSD RZ53B (CURR MET)

X New RZ55 (DIFF.

P X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 7a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

Current)

RZ56 (REL Current)

X Rerouted by RSD RZ59 (MET. POT.)

P X

New RZ60 (MET. POT.)

X New RZ151 (PWR)

For DF-P-1C RZ152, RZ153 (CONT)

For DF-P-1C RZ154 (CONT)

For DF-P-1C RZ161 (PWR)

RZ162, RZ163 (CONT)

RZ171, RZ172 (CONT)

RZ173, RZ174 (CONT)

RZ181, RZ182 (PWR)

ED1501, ED1502 (DC PWR)

ED1503, ED1504 (DC PWR)

ED1505, ED1506 (DC PWR)

ED1521, ED1522 (DC PWR)

For DF-P-1D ED1523, ED1524 (CONT)

For DF-P-1D ED1525, ED1526, ED1527 (CONT)

For DF-P-1D CH52 (PWR)

X X

X For Air Compressor-Not required.

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 8a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

CH34 (PWR)

X X

X For AC Fuel Transfer Pump-Not required.

EE-SWG-480V-1P E

MD5 (PWR)

X X

X MD56 (CONT)

X X

X MD57 (AM INSTR)

X P

X X

X LP11 (CONT)

X X

LP12 (CONT)

X X

LX31 (CONT)

X X

LX32 (CONT)

X P

X LX33 (CONT)

X X

ED107 (CONT PWR)

X X

X LP36 (CONT)

X X

For 1P-12 Bus-tie Breaker Only LP37 (CONT)

X X

For 1P-12 Bus-tie Breaker Only RP36 (CONT)

X X

For 1P-12 Bus-tie Breaker Only RP32 (CONT)

X X

X For 1P-12 Bus-tie Breaker Only EE-SWG-480V-1S E

ME5 (PWR)

P X

X ME56 (CONT)

X X

X Isolated for RSD ME57 (CONT)

X X

X Isolated for RSD LS11 (CONT & IND)

P X

X Isolated for RSD LS11A (CONT &

IND)

X X

P X

New LS12 (CONT)

X X

LX21 (IND)

X X

New; For RSD Indication Only LX41 (CONT)

X X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 9a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

LX42 (CONT)

X X

X Isolated for RSD LX43 (CONT)

X X

ED307A (CONT PWR)

P X

X LS36 (CONT)

X X

X For 1S-12 Bus-tie Breaker Only LS37 (CONT)

X X

For 1S-12 Bus-tie Breaker Only RR36 (CONT)

X X

X For 1S-12 Bus-tie Breaker Only RR32 (CONT)

X X

For 1S-12 Bus-tie Breaker Only EE-SWG-480V-1R MD11 (PWR)

X X

MD86 (CONT)

X X

X MD87 (AM INSTR)

X P

X X

X LR11 (CONT)

X X

LR11A (CONT)

New LR12 (CONT)

X X

LR12A (CONT)

New LX51 (CONT)

X X

LX51A (CONT)

New LX52 (CONT)

X P

X LX53 (CONT)

X X

ED108A (CONT PWR)

X X

X ED108B (CONT PWR)

X X

ED108C (PWR)

New ED108D (PWR)

New LR42 (CONT)

For 1R-12 Bus-tie Breaker Only

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 10a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

LR43 (CONT)

X X

For 1R-12 Bus-tie Breaker Only RP32 (CONT)

X X

X For 1R-12 Bus-tie Breaker Only RP37 (CONT)

X X

For 1R-12 Bus-tie Breaker Only EE-SWG-480V-1T ME11 (PWR)

X X

ME86 (CONT)

X X

X Isolated for RSD LT11 (CONT & IND)

X X

X Rerouted by RSD LT11A (CONT &

IND)

New LT11B (CONT &

IND)

X X

P X

New LT11C (CONT &

IND)

P X

X Formerly Part of LT11; Isolated for RSD LT12 (CONT)

X LT12A (CONT)

New LT12B (CONT)

X X

X New LX22 (IND)

X X

New; For RSD Indication Only LX61 (CONT)

X X

X Isolated for RSD LX61A (CONT)

New LX62 (CONT)

X X

Isolated for RSD LX63A (CONT)

X X

Isolated for RSD ED308A (CONT PWR)

X ED308B (CONT PWR)

X ED308C (PWR)

New ED308D (PWR)

New ED5033 (CONT P

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 11a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

PWR)

ED5033A (CONT PWR)

P X

New ED5034 (CONT PWR)

P ED5034A (CONT PWR)

P X

New LT15 (CONT)

X X

New; Required Only for RSD LT46 (CONT)

X X

X For 1T-12 Bus-tie Breaker Only LT47 (CONT)

For 1T-12 Bus-tie Breaker Only RR32 (CONT)

X X

For 1T-12 Bus-tie Breaker Only RR37 (CONT)

X X

X For 1T-12 Bus-tie Breaker Only EE-MCC-ES-1A E

LP1A (PWR)

X X

LP1B (PWR)

X X

LP1C (PWR)

X X

LP16 (CONT)

X X

EE-MCC-ES-1B E

LS1A (PWR)

X LS1B (PWR)

X LS1C (PWR)

X LS16 (CONT & IND)

P X

X Isolated for RSD LS16A (CONT &

IND)

X X

P X

New CH205 (IND)

X X

New; For RSD Indication Only EE-MCC-ESV-1A E

LP8 (PWR)

X X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 12a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EE-MCC-ESV-1B E

LS7 (PWR)

P X

LS7A (PWR)

X X

New CR263 (IND)

X X

X New; For RSD Indication Only EE-MCC-ESV-1C-EX1 E

RU281A (CONT)

X X

RU281 was Spared; Isolated for RSD RU282 (IND)

X X

For Indication Only RU283 (CONT)

X P

X X

Isolated for RSD RU284 (CONT)

X P

X X

For B Train Power; Isolated for RSD RU285 (CONT)

X X

Isolated for RSD RU287 (CONT)

X X

Isolated for RSD RU288 (CONT)

X X

For A Train Power; Isolated for RSD RU289 (CONT)

X P

X X

Isolated for RSD RU290 (CONT)

X X

X Isolated for RSD RU291 (CONT)

X New RU292 (CONT)

X New RU293 (CONT)

X New EE-MCC-ESV-1C LP4A (PWR)

X X

X For A Train Power LP4B (PWR)

X X

X For A Train Power LP5A (PWR)

P X

LP5B (PWR)

P X

LS4A (PWR)

P X

X For B Train Power LS4B (PWR)

P X

X For B Train Power

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 13a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

CS106 (IND)

X New; For RSD Indication Only EE-MCC-SH-1A LR8A (PWR)

LR8B (PWR)

LR47 (CONT)

X X

LR47A (CONT)

New EE-MCC-SH-1B LT7A (PWR)

LT7B (PWR)

LT51 (CONT & IND)

X X

X Rerouted by RSD LT51A (CONT &

IND)

New LT51B (CONT &

IND)

X X

P X

New LT51C (CONT &

IND)

P X

X Formerly Part of LT51; Isolated for RSD LT54 (CONT)

X X

New; Required Only for RSD CBF160 (IND)

X X

New; RSD Indication Only EE-PNL-ATA E

EA6817 (PWR)

X X

Alternate Source EA6830 (PWR)

X X

Preferred Source EA6408 (PWR BUS)

X Alternate Source EA112 (VITAL BUS TIE)

X Preferred Source EE-PNL-ATB E

EA5 (PWR)

X X

Preferred Source EA6604 (PWR X

X Alternate Source

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 14a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

BUS)

EE-PNL-TRA E

Cable Info for Historical Reference Only. Cross Train Bus-tie to VBB & VBD EA6406 (Bus-tie to VBB)

X X

EA6407 (Bus-tie to VBD)

X X

EA11 (PWR)

X X

CG8 (PWR)

X X

EE-PNL-TRB E

Cable Info for Historical Reference Only. Cross Train Bus-tie to VBA & VBC.

EA6602 (Bus-tie to VBA)

X X

EA6603 (Bus-tie to VBC)

X X

EA12 (PWR)

X X

CH7 (PWR)

X X

EE-PNL-VBA E

EA1 (PWR)

X X

EA6768 (BUS TIE)

X EE-PNL-VBB E

EA2 (PWR)

P X

EE-PNL-VBC E

EA3 (PWR)

X X

EE-PNL-VBD E

EA4 (PWR)

P X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 15a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EE-INV-1A E

CG1 (PWR)

X X

X Preferred Source ED8 (DC PWR)

X X

Alternate Source EA7 (BUS TIE)

X X

EE-INV-1B E

CH1 (PWR)

P X

X Preferred Source ED64 (DC PWR)

X Alternate Source EA24 (BUS TIE)

X CH1048 (CONT)

X CH1049 (CONT)

X X

X EA23 (BUS TIE)

X Alternate Source EE-INV-1C E

CG2 (PWR)

X X

X Preferred Source ED9 (DC PWR)

X X

Alternate Source EA6 (BUS TIE)

X X

CG1039 (CONT)

X X

EE-INV-1D E

CH2 (PWR)

P X

X Preferred Source ED63 (DC PWR)

X Alternate Source EA 24 (BUS TIE)

X X

X Alternate Source CH1050 (CONT)

X X

X EA 23 (BUS TIE)

X Alternate Source EE-INV-1E E

CG6 (PWR)

X X

X Preferred Source ED20 (DC PWR)

X X

Alternate Source EE-INV-1F E

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 16a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

CH 1182 (PWR)

X X

X Preferred Source ED 62 (DC PWR)

X Alternate Source EED-BC-1A E

CG3 (PWR)

X X

X EED-BC-1B E

CH3 (PWR)

P X

X EED-BC-1C E

CG4 (PWR)

X X

X EED-BC-1D E

CH4 (PWR)

P X

X EED-PNL-1A E

ED1A (PWR)

X ED1B (PWR)

X ED1C (PWR)

X ED1D (PWR)

X ED2A (PWR)

X X

X ED2B (PWR)

X X

X ED5 (PWR)

X X

ED6 (PWR)

X X

ED15A/B (Bus-tie)

X X

X EED-PNL-1B E

ED51A (PWR)

X ED51B (PWR)

X ED51C (PWR)

X ED51D (PWR)

X ED52A (PWR)

P X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 17a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

ED52B (PWR)

P X

X ED55 (PWR)

P X

ED56 (PWR)

P X

ED15A/B (Bus-tie)

X X

X EED-PNL-1M E

ED11 (DC PWR)

X X

ED12 (DC PWR)

X ED61 (DC PWR)

X X

RU301 (CONT)

X X

Control cable faults in CB-FA-3a/

3b/3c/3d/4b will not disable the 1M DC distribution panel. The worst-case result will be spurious transfer to available DC source.

RU302 (IND)

X X

RU303 (CONT)

X X

RU304 (CONT)

X X

RU305 (CONT &

IND)

X X

RU307 (CONT)

X X

RU308 (CONT)

X X

RU309 (CONT)

X X

RU310 (CONT)

X X

X EED-PNL-1E E

ED10A (DC PWR)

X X

ED10B (DC PWR)

X X

EED-PNL-1F E

ED60C (DC PWR)

P X

ED60D (DC PWR)

P X

EED-PNL-1P ED112 (DC PWR)

X X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 18a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EED-PNL-1Q ED313 (DC PWR)

P X

ICS Cabinets E

Powered from ATA (normal) or ATB (backup)

EA6004 (CONT PWR)

X X

X For RC1-LT-3, SP6A-PT-2, SP6B-PT-1 EA6005A (CONT PWR)

X X

X EA6005 was Spared; for RC1-LT-1/2, SP6A-PT-1, SP6B-PT-2 EA6031B (PWR)

X X

X Hand Power; EA6031 and EA6031A were Spared EA6033 (CONT PWR)

X Hand Power EA6034 (CONT PWR)

X Hand Power EA6035 (CONT PWR)

X Hand Power EA6041A (PWR)

X P

P X

Auto Power; EA6041 was spared EA6043 (CONT PWR)

X Auto Power EA6044A (CONT PWR)

X Auto Power EA6044B (CONT PWR)

X Auto Power EA6045 (CONT PWR)

X Auto Power EA-6031C (Hand PWR)

X Knife Switch Normal Supply (ATA)

EA-6031D (Hand PWR)

X Knife Switch Back-up Supply (ATB)

EA6041B (Auto PWR)

X Knife Switch Back-up Supply (ATA)

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 19a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EA6041C (Auto PWR)

X Knife Switch Normal Supply (ATB)

SCC-A E

EA6822 (INST PWR)

X P

X X

Power for SCC-A1 EA339 (PWR)

X P

P X

X New; Power for SCC-A3 SCC-B E

EA6824 (INST PWR)

X X

Power for SCC-B1 and B2 EA6856 (INST PWR)

X Power for SCC-B2 EA354 (PWR)

X X

Power for SCC-B3; New RSP-A E

EA6823 (INST PWR)

X X

Power for Instrumentation Circuit RSP-B E

EA6825 (INST PWR)

X Power for Instrumentation Circuit RSTSP-A E

For RSD Only EA6792 (PWR)

X X

Train X EA6912 (PWR)

X P

P X

X Train A RSTSP-B E

For RSD Only EA16 (PWR)

X Train B EA518 (PWR)

X X

Train C EA591 (PWR)

X Train C EA6892 (PWR)

X X

Train X RSTSP-C E

For RSD Only EA518 (PWR)

X X

Train C

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 20a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

EA592 (PWR)

X X

Train C ESAS Bistable Cabinets E

Common to ESAS A & B EA105 (CONT PWR)

S X

P X

S X

Cabinet 1. Train A-EE-PNL-VBA EA305 (CONT PWR)

X X

S X

X X

Cabinet 2. Train B-EE-PNL-VBB EA515 (CONT PWR)

S X

X Cabinet 3. Train C-EE-PNL-VBC ESAS Relay Cabinets A E

ESAS A EA103 (CONT PWR)

S X

X X

S X

Cabinet 1A. Train A-EE-PNL-VBA EA303 (CONT PWR)

X S

X X

Cabinet 2A. Train B-EE-PNL-VBB EA503A (CONT PWR)

S X

X S

X X

X Cabinet 3A. Train C-EE-PNL-VBC ESAS Defeat Train A X

X X

RP31 (CONT)

X X

X RP431 (CONT)

X X

X RP764 (CONT)

X X

X ESAS Relay Cabinets B E

ESAS B EA104 (CONT PWR)

S X

X X

S X

Cabinet 1B. Train A-EE-PNL-VBA EA304A (CONT PWR)

X X

S X

Cabinet 2B. Train B-EE-PNL-VBB EA714 (CONT PWR)

X X

S X

Cabinet 3B. Train D-EE-PNL-VBD ESAS Defeat Train B X

X X

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 21a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

RR31 (CONT)

X X

RR431 (CONT)

X X

RR764 (CONT)

X X

Control Room Lighting CG45 (AC PWR)

X X

Train A; Emergency (EED-PNL-CT-2)

CH105A (AC PWR)

X X

X Train B; Normal (EED-PNL-CT-2)

ED1702 (DC PWR)

X X

X Train C; DC Emergency (EED-PNL-1M)

FS-PNL-CB-1 (CARDOX)

E ZP1124 (CONT)

X Train X ZP1125 (CONT)

X Train X ZP1125A (CONT)

X Train X ZP1126 (CONT)

X Train X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 1b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EE-SWG-4160V-1D MD1 (PWR)

X MD2 (PWR)

X MD12 (PWR)

X MD13 (PWR)

X MD21 (CONT)

MD23 (CONT)

MD24 (CONT)

MD26 (CONT)

MD28 (CONT)

X ED109 (CONT PWR)

G64 (BUS DIFF.)

X For Offsite Power G65 (BUS DIFF.)

For Offsite Power G111 (BUS DIFF.)

For Offsite Power G112 (MET. POT.)

G115 (BUS DIFF)

For Offsite Power MD96 (CONT &

IND)

MD101 (CONT IND)

MD103 (CONT IND)

MD104 (CONT)

EE-SWG-4160V-1E ME1 (PWR)

X ME2 (PWR)

X ME12 (PWR)

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 2b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ME13 (PWR)

X ME16 (CONT)

Isolated for RSD ME18 (CONT)

Isolated for RSD ME19 (CONT)

Isolated for RSD ME26 (CONT)

Isolated for RSD ME28 (CONT)

X ED309A (CONT PWR)

G47 (BUS DIFF.)

X For Offsite Power G48 (BUS DIFF.)

X For Offsite Power G49 (BUS DIFF.)

X For Offsite Power G120 (MET. POT.)

G50 (BUS DIFF.)

X For Offsite Power ME21 (CONT &

IND)

ME91 (CONT &

IND)

Isolated for RSD ME93 (CONT &

IND)

Isolated for RSD ME94 (CONT &

IND)

Isolated for RSD EG-Y-1A E

RY1 (CONT)

X RY2 (CONT)

X RY3 (CONT)

X RY4 (CONT)

X RY5 (CONT)

RY6 (CONT)

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 3b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RY8 (CONT)

X RY9 (CONT)

X RY10 (CONT)

X RY11 (CONT)

X RY12 (CONT)

X RY21 (CONT)

X RY23 (CONT)

X RY32 (CONT)

X RY33 (CONT)

X RY34 (CONT)

X RY35 (CONT)

X RY36 (CONT)

RY37 (GEN. Field)

X RY51 (Current)

X RY52 (Current)

X RY53 (Current)

X RY54 (Potential)

X RY55 (DIFF.

Current)

X RY56A (REL.

Current)

RY57A (MET.

Current)

RY58 (Potential)

RY151 (PWR)

X For DF-P-1A RY152, RY153 (CONT)

X For DF-P-1A

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 4b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RY154 (CONT)

X For DF-P-1A RY161 (PWR)

X RY162, RY163 (CONT)

X RY171, RY172 (CONT)

X RY173, RY174 (CONT)

X RY181, RY182 (PWR)

X RY31 (CONT)

X ED1301, ED1302 (DC PWR)

X ED1303, ED1304 (DC PWR)

X ED1305, ED1306 (DC PWR)

X ED1321, ED1322 (DC PWR)

X For DF-P-1B ED1323, ED1324 (CONT)

X For DF-P-1B ED1325, ED1326, ED1327 (CONT)

X For DF-P-1B G171 (SYNCH)

X CG7 (PWR)

X CG56 (PWR)

X EG-Y-1B E

RZ1 (CONT)

X Rerouted by RSD RZ1A (CONT)

New RZ1B (CONT)

New; Isolated for RSD

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 5b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RZ2 (CONT)

X Rerouted by RSD RZ2A (CONT)

New RZ2B (CONT)

New; Isolated for RSD RZ3 (CONT)

X Rerouted by RSD RZ3A (CONT)

New RZ3B (CONT)

New; Isolated for RSD RZ4 (CONT)

Rerouted by RSD; Isolated RZ5 (CONT)

Isolated for RSD RZ6 (CONT)

Isolated for RSD RZ8 (IND)

X Rerouted for RSD RZ8A (IND)

New RZ8B (IND)

New; Required Only for RSD RZ8C (IND)

New; Isolated for RSD RZ13 (CONT)

X RZ14 (CONT)

X RZ15 (CONT)

X RZ16 (IND)

X New; Required Only for RSD RZ17 (CONT)

X X

X New; Required Only for RSD RZ18 (CONT)

New; Required Only for RSD RZ19 (CONT)

New; Required Only for RSD RZ21 (CONT)

X Rerouted by RSD RZ21A (CONT)

New RZ21B (CONT)

New; Isolated for RSD RZ22 (IND)

X Rerouted by RSD RZ22A (IND)

New RZ22B (IND)

New; Isolated for RSD

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 6b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RZ23 (CONT)

X Rerouted for RSD RZ23A (CONT)

New RZ23B (CONT)

Isolated for RSD RZ24 (CONT)

New; Isolated for RSD RZ31 (CONT)

X RZ32 (CONT)

X RZ33 (CONT POT.)

X Rerouted by RSD RZ33A (CONT POT.)

New RZ33B (CONT POT.)

New; Isolated for RSD RZ34 (CONT)

X Rerouted by RSD RZ34A (CONT)

New RZ34B (CONT)

New; Isolated for RSD RZ35 (CONT)

X Rerouted by RSD RZ35A (CONT)

New RZ35B (CONT)

New; Isolated for RSD RZ36 (CONT)

Rerouted by RSD RZ37 (GEN Field)

X RZ51 (MET & REL CURR)

X RZ52 (MET & REL CURR)

X RZ53 (MET CURR.)

X Rerouted by RSD RZ53B (MET CURR.)

New RZ55 (DIFF.

Current)

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 7b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RZ56 (REL Current)

Rerouted by RSD RZ59 (MET. POT.)

X X

X New RZ60 (MET. POT.)

New RZ151 (PWR)

X For DF-P-1C RZ152, RZ153 (CONT)

X For DF-P-1C RZ154 (CONT)

X For DF-P-1C RZ161 (PWR)

X RZ162, RZ163 (CONT)

X RZ171, RZ172 (CONT)

X RZ173, RZ174 (CONT)

X RZ181, RZ182 (PWR)

X ED1501, ED1502 (DC PWR)

X ED1503, ED1504 (DC PWR)

X ED1505, ED1506 (DC PWR)

X ED1521, ED1522 (DC PWR)

X For DF-P-1D ED1523, ED1524 (CONT)

X For DF-P-1D ED1525, ED1526, ED1527 (CONT)

X For DF-P-1D CH52 (PWR)

X X

For Air Compressor-Not required.

CH34 (PWR)

X X

For AC Fuel Transfer Pump-Not

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 8b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 required.

EE-SWG-480V-1P MD5 (PWR)

MD56 (CONT)

MD57 (AM INSTR)

LP11 (CONT)

LP12 (CONT)

LX31 (CONT)

LX32 (CONT)

LX33 (CONT)

ED107 (CONT PWR)

LP36 (CONT)

For 1P-12 Bus-tie Breaker Only LP37 (CONT)

For 1P-12 Bus-tie Breaker Only RP36 (CONT)

For 1P-12 Bus-tie Breaker Only RP32 (CONT)

For 1P-12 Bus-tie Breaker Only EE-SWG-480V-1S ME5 (PWR)

ME56 (CONT)

Isolated for RSD ME57 (CONT)

Isolated for RSD LS11 (CONT & IND)

Isolated for RSD LS11A (CONT &

IND)

New LS12 (CONT)

LX21 (IND)

New; For RSD Indication Only LX41 (CONT)

LX42 (CONT)

Isolated for RSD

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 9b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 LX43 (CONT)

ED307A (CONT PWR)

LS36 (CONT)

For 1S-12 Bus-tie Breaker Only LS37 (CONT)

For 1S-12 Bus-tie Breaker Only RR36 (CONT)

For 1S-12 Bus-tie Breaker Only RR32 (CONT)

For 1S-12 Bus-tie Breaker Only EE-SWG-480V-1R E

MD11 (PWR)

X X

X P

MD86 (CONT)

MD87 (AM INSTR)

LR11 (CONT)

X X

P LR11A (CONT)

X P

New LR12 (CONT)

X X

P LR12A (CONT)

X P

New LX51 (CONT)

X X

P LX51A (CONT)

X P

New LX52 (CONT)

LX53 (CONT)

X X

P ED108A (CONT PWR)

X X

P ED108B (CONT PWR)

X X

P ED108C (PWR)

X P

New ED108D (PWR)

X P

New LR42 (CONT)

X X

For 1R-12 Bus-tie Breaker Only LR43 (CONT)

X X

For 1R-12 Bus-tie Breaker Only

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 10b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RP32 (CONT)

For 1R-12 Bus-tie Breaker Only RP37 (CONT)

X X

For 1R-12 Bus-tie Breaker Only EE-SWG-480V-1T E

ME11 (PWR)

P X

X P

X ME86 (CONT)

Isolated for RSD LT11 (CONT & IND)

P X

X P

Rerouted by RSD LT11A (CONT &

IND)

P X

New LT11B (CONT &

IND)

New LT11C (CONT &

IND)

Formerly Part of LT11; Isolated for RSD LT12 (CONT)

P X

X P

LT12A (CONT)

P X

New LT12B (CONT)

X New LX22 (IND)

X X

X New; For RSD Indication Only LX61 (CONT)

P X

X P

Isolated for RSD LX61A (CONT)

P X

New LX62 (CONT)

Isolated for RSD LX63A (CONT)

Isolated for RSD ED308A (CONT PWR)

P P

ED308B (CONT PWR)

P P

ED308C (PWR)

P X

New ED308D (PWR)

P X

New ED5033 (CONT PWR)

P X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 11b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ED5033A (CONT PWR)

New ED5034 (CONT PWR)

P X

ED5034A (CONT PWR)

New LT15 (CONT)

New; Required Only for RSD LT46 (CONT)

X X

X For 1T-12 Bus-tie Breaker Only LT47 (CONT)

X X

For 1T-12 Bus-tie Breaker Only RR32 (CONT)

For 1T-12 Bus-tie Breaker Only R37 (CONT)

X X

For 1T-12 Bus-tie Breaker Only EE-MCC-ES-1A LP1A (PWR)

LP1B (PWR)

LP1C (PWR)

LP16 (CONT)

EE-MCC-ES-1B LS1A (PWR)

LS1B (PWR)

LS1C (PWR)

LS16 (CONT & IND)

Isolated for RSD LS16A (CONT &

IND)

New CH205 (IND)

New; For RSD Indication Only EE-MCC-ESV-1A LP8 (PWR)

X X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 12b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EE-MCC-ESV-1B LS7 (PWR)

X LS7A (PWR)

X New CR263 (IND)

X X

X New; for RSD Indication Only EE-MCC-ESV-1C-EX1 RU281A (CONT)

RU281 was Spared; Isolated for RSD RU282 (IND)

For Indication Only RU283 (CONT)

Isolated for RSD RU284 (CONT)

For B Train Power; Isolated for RSD RU285 (CONT)

Isolated for RSD RU287 (CONT)

Isolated for RSD RU288 (CONT)

For A Train Power; Isolated for RSD RU289 (CONT)

Isolated for RSD RU290 (CONT)

Isolated for RSD RU291 (CONT)

New RU292 (CONT)

New RU293 (CONT)

New EE-MCC-ESV-1C E

LP4A (PWR)

For A Train Power LP4B (PWR)

For A Train Power LP5A (PWR)

X P

LP5B (PWR)

X P

LS4A (PWR)

For B Train Power LS4B (PWR)

For B Train Power

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 13b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 CS106 (IND)

X X

X New; RSD Indication Only EE-MCC-SH-1A E

LR8A (PWR)

X LR8B (PWR)

X LR47 (CONT)

X X

P LR47A (CONT)

X P

New EE-MCC-SH-1B E

LT7A (PWR)

X LT7B (PWR)

X LT51 (CONT & IND)

P X

X P

Rerouted by RSD LT51A (CONT &

IND)

P X

New LT51B (CONT &

IND)

New LT51C (CONT &

IND)

Formerly Part of LT51; Isolated for RSD LT54 (CONT)

New; Required Only for RSD CBF160 (IND)

X X

X New; RSD Indication Only EE-PNL-ATA EA6817 (PWR)

Alternate Source EA6830 (PWR)

Preferred Source EA6408 (PWR BUS)

Alternate Source EA112 (VITAL BUS TIE)

Preferred Source EE-PNL-ATB EA5 (PWR)

Preferred Source EA6604 (PWR Alternate Source

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 14b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 BUS)

EE-PNL-TRA Cable Info for Historical Reference Only. Cross Train Bus-tie to VBB & VBD EA6406 (Bus-tie)

EA6407 (Bus-tie)

EA11 (PWR)

X X

CG8 (PWR)

X X

EE-PNL-TRB Cable Info for Historical Reference Only. Cross Train Bus-tie to VBA & VBC.

EA6602 (Bus-tie)

EA6603 (Bus-tie)

EA12 (PWR)

X X

CH7 (PWR)

X X

EE-PNL-VBA EA1 (PWR)

EA6768 (BUS TIE)

EE-PNL-VBB EA2 (PWR)

EE-PNL-VBC EA3 (PWR)

EE-PNL-VBD EA4 (PWR)

EE-INV-1A CG1 (PWR)

Preferred Source ED8 (DC PWR)

Alternate Source

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 15b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EA7 (BUS TIE)

EE-INV-1B CH1 (PWR)

Preferred Source ED59 (DC PWR)

Alternate Source EA24 (BUS TIE)

CH1048 (CONT)

CH1049 (CONT)

EA23 (BUS TIE)

Alternate Source EE-INV-1C CG2 (PWR)

Preferred Source ED9 (DC PWR)

Alternate Source EA6 (BUS TIE)

CG1039 (CONT)

EE-INV-1D CH2 (PWR)

Preferred Source ED58 (DC PWR)

Alternate Source EA24 (BUS TIE)

Alternate Source CH1050 (CONT)

EA23 (BUS TIE)

Alternate Source EE-INV-1E CG6 (PWR)

Preferred Source ED20 (DC PWR)

Alternate Source EE-INV-1F CH1182 (PWR)

Preferred Source ED62 (DC PWR)

Alternate Source

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 16b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EED-BC-1A CG3 (PWR)

EED-BC-1B CH3 (PWR)

EED-BC-1C CG4 (PWR)

EED-BC-1D CH4 (PWR)

EED-PNL-1A ED1A (PWR)

ED1B (PWR)

ED1C (PWR)

ED1D (PWR)

ED2A (PWR)

ED2B (PWR)

ED5 (PWR)

ED6 (PWR)

ED15A/B (Bus-tie)

EED-PNL-1B ED51A (PWR)

ED51B (PWR)

ED51C (PWR)

ED51D (PWR)

ED52A (PWR)

ED52B (PWR)

ED55 (PWR)

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 17b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ED56 (PWR)

ED15A/B (Bus-tie)

EED-PNL-1M ED11 (DC PWR)

ED12 (DC PWR)

ED61 (DC PWR)

RU301 (CONT)

Fault to these cables will not disable EED-PNL-1M.

RU302 (IND)

RU303 (CONT)

RU304 (CONT)

RU305 (CONT IND)

RU307 (CONT)

RU308 (CONT)

RU309 (CONT)

RU310 (CONT)

EED-PNL-1E ED10A (DC PWR)

ED10B (DC PWR)

EED-PNL-1F ED60C (DC PWR)

ED60A was Spared ED60D (DC PWR)

ED60B was Spared EED-PNL-1P E

ED112 (DC PWR)

X EED-PNL-1Q E

ED313 (DC PWR)

X

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 18b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ICS Cabinets Powered from ATA (normal) or ATB (backup)

EA6004 (CONT PWR)

For RC1-LT-3, SP6A-PT-2, SP6B-PT-1 EA6005A (CONT PWR)

EA6005 was Spared; for RC1-LT-1/2, SP6A-PT-1, SP6B-PT-2 EA6031B (PWR)

Hand Power; EA6031 and EA6031A were Spared EA6033 (CONT PWR)

Hand Power EA6034 (CONT PWR)

Hand Power EA6035 (CONT PWR)

Hand Power EA6041A (PWR)

Auto Power; EA6041 was Spared EA6043 (CONT PWR)

Auto Power EA6044A (CONT PWR)

Auto Power EA6044B (CONT PWR)

Auto Power EA6045 (CONT PWR)

Auto Power EA-6031C (Hand PWR)

Knife Switch Normal Supply (ATA)

EA-6031D (Hand PWR)

Knife Switch Back-up Supply (ATB)

EA6041B (Auto PWR)

Knife Switch Back-up Supply (ATA)

EA6041C (Auto PWR)

Knife Switch Normal Supply (ATB)

SCC-A

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 19b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 EA6822 (INST PWR)

PWR for SCC-A1 EA339 (PWR)

New; Power for SCC-A3 SCC-B EA6824 (INST PWR)

Power for SCC-B1 & B2 EA6856 (INST PWR)

Power for SCC-B2 EA354 (PWR)

Power for SCC-B3; New RSP-A EA6823 (INST PWR)

Power for Instrument Circuit RSP-B EA6825 (INST PWR)

Power for Instrument Circuit RSTSP-A For RSD Only EA6792 (PWR)

Train X EA6912 (PWR)

Train A RSTSP-B For RSD Only EA16 (PWR)

Train B EA518 (PWR)

Train C EA591 (PWR)

Train C EA6892 (PWR)

Train X RSTSP-C For RSD Only EA518 (PWR)

Train C EA592 (PWR)

Train C

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 20b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 ESAS Bistable Cabinets Common to ESAS A & B EA105 (CONT PWR)

Cabinet 1. Train A-EE-PNL-VBA EA305 (CONT PWR)

Cabinet 2. Train B-EE-PNL-VBB EA515 (CONT PWR)

Cabinet 3. Train C-EE-PNL-VBC ESAS Relay Cabinets A ESAS A EA103 (CONT PWR)

Cabinet 1A. Train A-EE-PNL-VBA EA303 (CONT PWR)

Cabinet 2A. Train B-EE-PNL-VBB EA503A (CONT PWR)

Cabinet 3A. Train C-EE-PNL-VBC ESAS Defeat Train A RP31 (CONT)

RP431 (CONT)

RP764 (CONT)

ESAS Relay Cabinets B ESAS B EA104 (CONT PWR)

Cabinet 1B. Train A-EE-PNL-VBA EA304A (CONT PWR)

Cabinet 2B. Train B-EE-PNL-VBB EA714 (CONT PWR)

Cabinet 3B. Train D-EE-PNL-VBD ESAS Defeat Train B RR31 (CONT)

ATTACHMENT 3-6Q APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 21b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 AUXILIARY ELECTRICAL POWER SYSTEM D

D F

F F

I I

R R

R T

G G

H H

H B

B B

B S

S S

S B

B B

B P

P P

P F

F F

H H

F F

A A

Z Z

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 7

1 2

3 4

5 6

7 8

A Z

Z Z

1 1

1 2

3 1

a b

c d

e REMARKS 2

1 2

3 RR431 (CONT)

RR764 (CONT)

Control Room Lighting CG45 (AC PWR)

X X

Train A; Emergency (EED-PNL-CT-2)

CH105A (AC PWR)

Train B; Normal (EED-PNL-CT-2)

ED1702 (DC PWR)

X Train C; DC Emergency (EED-PNL-1M)

FS-PNL-CB-1 (CARDOX)

ZP1124 (CONT)

X Train X ZP1125 (CONT)

X Train X ZP1125A (CONT)

Train X ZP1126 (CONT)

X Train X

ATTACHMENT 3-6R APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 1a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 INSTRUMENT AIR A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

IA-P-1A CG32 (PWR)

X X

CG411 (CONT)

X X

CG412 (CONT)

X CG413 (CONT)

X CG414 (CONT)

CG415 (CONT)

X X

CG416 (INTLK)

CG417 (INTLK)

CG418 (INTLK)

CG419 (CONT)

CG420 (CONT)

CG422 (CONT)

CG423 (CONT)

IA-P-1B CH32 (PWR)

X X

CH361 (CONT)

X X

X Isolated for RSD CH362 (CONT)

X X

CH363 (CONT)

X CH364 (CONT)

CH365 (CONT)

X X

CH366 (INTLK)

CH367 (INTLK)

CH368 (INTLK)

CH369 (CONT)

CH370 (CONT)

ATTACHMENT 3-6R APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 2a LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 INSTRUMENT AIR A

A A

A C

C C

C B

B B

B I

I B

B B

B T

T F

F F

F A

Z Z

Z F

F A

A A

A Z

Z Z

Z COMPONENTS AND CIRCUITS 1

2 1

2 2

2 3

4 5

6 6

7 8

9 1

1 1

2 2

2 3

3 3

3 4

4 5

5 a

b c

a 0

1 1

1 a

b c

d e

f g

a b

c d

a b

REMARKS a

CH371 (CONT)

CH372 (CONT)

CH374 (CONT)

X X

For RSD Only; New

ATTACHMENT 3-6R APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 1b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 INSTRUMENT AIR D

D F

F F

F I

I I

I R

R R

T Y

G G

H H

B B

S S

B B

A P

P P

P R

F F

H H

F F

D A

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 1

2 3

4 5

6 7

8 A

Z Z

Z 1

1 1

2 3

1 a

b c

d e

REMARKS 2

1 2

3 IA-P-1A E

CG32 (PWR)

X X

X CG411 (CONT)

CG412 (CONT)

X X

CG413 (CONT)

CG414 (CONT)

X CG415 (CONT)

X CG416 (INTLK)

X CG417 (INTLK)

X CG418 (INTLK)

X CG419 (CONT)

X X

X CG420 (CONT)

X CG422 (CONT)

X CG423 (CONT)

X IA-P-1B CH32 (PWR)

X X

CH361 (CONT)

Isolated for RSD CH362 (CONT)

X CH363 (CONT)

CH364 (CONT)

X CH365 (CONT)

X CH366 (INTLK)

X CH367 (INTLK)

X CH368 (INTLK)

X CH369 (CONT)

X X

X CH370 (CONT)

X

ATTACHMENT 3-6R APPENDIX R EVALUATION REPORT - THREE MILE ISLAND UNIT 1 CABLES & COMPONENT IN FIRE AREA/ZONE SHEET 2b LEGEND X - Component Not Available E - Component Location S - Support Not Available P - Available - Cable Protected D - Design Modification R - Repair Rev. 27 INSTRUMENT AIR D

D F

F F

F I

I I

I R

R R

T Y

G G

H H

B B

S S

B B

A P

P P

P R

F F

H H

F F

D A

A Z

Z Z

A F

F F

F COMPONENTS AND CIRCUITS 1

2 1

2 3

4 5

6 1

2 3

4 5

6 7

8 A

Z Z

Z 1

1 1

2 3

1 a

b c

d e

REMARKS 2

1 2

3 CH371 (CONT)

X CH372 (CONT)

X CH374 (CONT)

For RSD Only; New

ML16130A174

Text

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