ML20196G677

Rev 17 to Annunciator Response AR-702, Ssf Q Annunciator Response

ML20196G677
Person / Time
Site:	Crystal River
Issue date:	12/01/1998
From:	Winship M FLORIDA POWER CORP.
To:
References
AR-702, NUDOCS 9812080055
Download: ML20196G677 (121)

Text

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/I g Rev. 17 Effective Date /2 - / - 9[

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ANNUNCIATOR RESPONSE AR-702 FLORIDA POWER CORPORATION CRYSTAL RIVER UNIT 3 SSF Q ANNUNCIATOR RESPONSE APPROVED BY: Procedure Owner Michael Winshio (SIGNATURE ON FILE)

DATE: /A - /- 9[

O'- PROCEDURE WRITER Ernest R. Humphries RESPONSIBLE DEPARTMENT: Operations Support 9812090055 981201 P PDR ADOCK 05000302l..

P PDR (u

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}

TABLE OF CONTENTS SECTION PAGE 1.0 PURP0SE................................................................. 1

2.0 REFERENCES

.............................................................. 1 2.1 IMPLEMENTING REFERENCES............................................. 1 2.2 DEVELOPMENTAL REFERENCES............................................ 1 3.0 PERSONNEL IND0CTRINATI_QN................................................ 1 4.0 INSTRUCTIONS.............................................................I 5.0 FOLLOW-UP-ACTIONS....................................................... 1 ENCLO5URES 1 Annunciator Response........................................... 2 I

s AR-702 Rev. 17 Page i

1 Document Transmittal #: 108347 Date: 12/1/98 Tc: NRC (DC DESK) MAC: N/A Holder #: 1242  :

Destination:

Description:

Copy Totals Document: Revision: Comment: INFO CNTL MSTR AR0702 17 REV 16 NOT ISSUED 1 0 0 l

l 1

I i

instructions to the Addr6. '.:ee: Please verify the document (s) received agrees with the above information.

Engineering managers are required by NEP-121 to determine if new, revised, or temporary changes to procedures affect job functions of their personnel. Managers will communicate change information t ppropriately and provide documentation of any training conducted to the Engineering Training Coordinator.

Operations department must attach old document (s) or portions of document (s) superseded by the above to this transmittal.

I The signature indicates acknowledgment of receipt of the above document (s) and that documents have l been updated. Retum signed and dated transmittal to Document Control within 15 working days of j transmittal date to mail code: l NA1C g l l

- t' f-O ,yj Florida Power Corporation Document Control, NA1C /.

CCf JV Crystal River Energy Complex 1576;W. Power Line st.

Crystal River, FL 344284708 Signature of Addressee: Date:

s l Document Transmittal #: 108305 Date: 12/1/98 l

Tc: NRC (DC DESK) MAC: N!A Holder #: 1242 Destination:

Description:

Copy Totals Document: Revision: Comment: INFO CNTL MSTR AR0702 16 REV 17 TO BE ISSUED TODAY 1 0 0 V0\D 1

1 I

i instructions to the Addressee: Please verify the document (s) received agrees with the above information.

Engir.eering managers are required by NEP-121 to determine if new, revised, or temporary changes to procedures affect Job functions of their personnel. Managers will communicate change information appropriately and provide documentation of any training conducted to the Engineering Training Coordinator.

Operations department must attach old document (s) or portions of document (s) superseded by the above 13 this transmittal.

The signature indicates acknowledgment of receipt of the above document (s) and that documents have been updated. Retum signed and dated transmittal to Document Control within 15 working days of transmittal date to mail code. j l

NA1C Florkla Power Corporation i Document Control, NA1C Crystal Rtver Energy Complex is760 W. Power Line St.

Crystal River, FL 34428-6708 Signature of Addressee: Date: l l

I l

l l l

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,,s 1.0 P_MRPOSE f

x 1.1 Establish a reference document for each Annuncittor Window on the SSF-A2 Lampbox. l 1

l 1.2 Establish operator actions for valid Annunciator alarms on the SSF- 1 l A2 Lampbox.

1.3 Establish a reference to other procedures which address operator i actions for valid Annunciator alarms on the SSF-A2 Lampbox.

2.0 REFERENCES

l

, 2.1 IMPLEMENTING REFERENCES ,

1 \

l l

2.1.1 AP-770 Emergency Diesel Generator Actuation ,

2.1.2 OP-703, Plant Distribution System i 2.2 DEVELOPMENTAL REFERENCES

-. i

[v) 2.2.1 INPO 90-021, Good Practice OP-217, Alarm Response Procedures l

. 2.2.2 Annunciator Window Engraving Drawing E-224-049 -

l 1'

3.0 PERSONNEL INDOCTRINATION 3.1 The Annunciator System is powered from VBDP-5 Breaker 28.

4.0 INSTRUCTIONS 4.1 Respond to alarms on the SSF-A2 Lampbox as indicated on Enclosure 1, Annunciator Response.

5.0 FOLLOW-UP-ACTIONS None AR-702 Rev. 17 Page 1

l l ENCLOSURE 1 (Page 1 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-01-10 Q-01-10 l.

l t

BUS PARALLELED l

l EVENT POINT 0540 l

i l INDICATED CONDITION:

l

( o "A" 6900V RX AUX BUS BREAKERS 3101 AND 3103 CLOSED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o BREAKER POSITION INDICATION FOR BREAKERS 3101 AND 3103.

I OPERATOR ACTIONS FOR A VALID ALARM:

l l

l DISCUSSION:

THIS IS A NORMAL ALARM WHILE TRANSFERRING BUSSES TO ALTERNATE SUPPLIES l WHEN MORE THAN ONE SUPPLY BREAKER IS CLOSED.

i

REFERENCES:

DRAWING 208-040 MT-03 SENSING ELEMENT: 3101/52A CONTACT AND 3103/52A CONTACT (6900V BREAKERS)

AR-702 Rev. 17 Page 2 l

l.

ENCLOSURE 1 l

g (Page 2 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-01-10 Q-01-10 l

l 1

l l

BUS PAPALLELED l

EVENT POINT 0543

! INDICATED CONDITION:

o "B" 6900V RX AUX BUS BREAKERS 3102 AND 3104 CLOSED.

O t

G REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o BREAKER POSITION INDICATION FOR BREAKERS 3102 AND 3104.

l OPERATOR ACTIONS FOR A VALID ALARM:

DISCUSSION:

THIS IS A NORMAL ALARM WHILE TRANSFERRING BUSSES TO ALTERNATE SUPPLIES WHEN MORE THAN ONE SUPPLY BREAKER IS CLOSED.

REFERENCES:

DRAWING 208-040 MT-04 SENSING ELEMENT: 3102/52A CONTACT AND 3104/52A CONTACT (6900V BREAKERS)

AR-702 Rev. 17 Page 3

l l

ENCLOSURE 1 l -

(Page 3 of 111) 1 l SSF ANNUNCIATOR RESPONSE SF-A2-01-10 Q-01-10

l. 1 I -

l l l l l l l l l l l l BUS l l l PARALLELED l l l l i l l l

^^ ~~

l EVENT POINT 0546 l

[ l INDICATED CONDITION:

o "A" 4160V UNIT BUS BREAKEPS 3201 AND 3203 CLOSED.

LO  !

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l o BREAKER POSITION INDICATION FOR BREAKERS 3201 AND 3203.

OPERATOR ACTIONS FOR A VALID ALARM:

i l

DISCUSSION:

THIS IS A NORMAL ALARM WHILE TRANSFERRING BUSSES TO ALTERNATE SUPPLIES

, WHEN MORE THAN ONE SUPPLY BREAKER IS CLOSED.

1 3

f

REFERENCES:

DRAWING 208-040 MT-05 SENSING ELEMENT: 3201/52A CONTACT AND 3203/52A CONTACT (4160V BREAKERS) j AR-702 Rev. 17 Page 4

J l I' r

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l A ENCLOSURE 1 (Page 4 of 111)

()

SSF ANNUNCIATOR RESPONSE SF-A2-01-10 Q-01-10

, 1 l

i 1

BUS i

PARALLELED I l

l l l EVENT POINT 0549 INDICATED CONDITION:

l o "B" 4160V UNIT BUS BREAKERS 3202 AND 3204 CLOSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o BREAKER POSITION INDICATION FOR BREAKERS 3202 AND 3204.

OPERATOR ACTIONS FOR'A VALID ALARM:

DISCUSSION:

THIS IS A NORMAL ALARM WHILE TRANSFERRING BUSSES TO ALTERNATE SUPPLIES l WHEN MORE THAN ONE SUPPLY BREAKER IS CLOSED.

I

REFERENCES:

DRAWING 208-040 MT-06 SENSING ELEMENT: 3202/52A CONTACT AND 3204/52A CONTACT (4160V BREAKERS)

I -

l AR-702 I.ev. 17 Page 5

, - , , 1

1 ENCLOSURE 1 (Page 3 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-01-10 Q-01-10 l

! BUS j PARALLELED m 3-l EVENT POINT 0556 l

l INDICATED CONDITION:

l o ANY COMBINATION OF "A" ES 4160V BUS BREAKERS 3205, 3207, 3209, 3211 l CLOSED.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o BREAKER POSITION INDICATION FOR BREAKERS 3205,3207,3209,3211.

OPERATOR ACTIONS FOR A VALID ALARM:

DISCUSSION:  ;

1 THIS IS A NORMAL ALARM WHILE TRANSFERRING BUSSES TO ALTERNATE SUPPLIES WHEN MORE THAN ONE SUPPLY BREAKER IS CLOSED.

l 1

i

REFERENCES:

DRAWING 208-040 MT-09 SENSING ELEMENT: 3205/52A, 3207/52A, 3209/52A, 3211/52A CONTACTS l l AR-702 Rev. 17 Page 6

. - . - . = . . ~ . - . . . .- .. ~ . . - - . - - . - . - . . - . . . . . - . , . . . -

ENCLOSURE 1

, (Page 6 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-01-10 Q-01-10 l

I I

l l

l l l BUS l

l PARALLELED l I

I EVENT POINT 0560 INDICATED CONDITION

o ANY COMBINATION OF "B" ES 4160V BUS BREAKERS 3206, 3208, 3210, 3212 CLOSED.

O l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o BREAKER POSITION INDICATION FOR BREAKERS 3206, 3208, 3210, 3212.

I OPERATOR ACTIONS FOR A VALID ALARM:

DISCUSSION:

THIS IS A NORMAL ALARM WHILE TRANSFERRING BUSSES TO ALTERNATE SUPPLIES WHEN MORE THAN ONE SUPPLY BREAKER IS CLOSED.

(L

REFERENCES:

DRAWING 208-040 MT-10 SENSING ELEMENT: 3206/52A, 3208/52A, 3210/52A, 3212/52A CONTACTS AR-702 Rev. 17 Page 7

ENCLOSURE 1 O (Page 7 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-01 Q-02-01 I I I I l l 4 KV I l ES BUS A l 1 DEAD i l I l l l l EVENT POINT 0649 INDICATED CONDITION:

o "A" ES 4160V BUS UNDERVOLTAGE O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o "A" ES 4160V VOLTAGE INDICATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

DISCUSSION:

THIS ALARM IS THE RESULT OF A 2 OUT OF 3 UNDERVOLTAGE (FLUR) RELAY LOGIC.

THE FLUR RELAYS ARE INTENDED TO PROVIDE ES 4150VAC UNDERVOLTAGE RESPONSE WHEN VOLTAGE DROPS INSTANTLY TO ZERO. THE SLUR RELAY WILL PROVIDE UNDERVOLTAGE RESPONSE WHEN THE VOLTAGE DROPS GRADUALLY BELOW Tl!E SLUR SETPOINT,,

REFERENCES:

DRAWING 208-040 MT-65 SENSING ELEMENT: 27Y-3/32EA RELAY AR-702 Rev. 17 Page 8 l

-s ENCLOSURE 1

) (Page 8 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-02 Q-02-02 DIESEL GEN A BREAKER TRIP EVENPOINT 0315 INDICATED CONDITION:

l o DIESEL GENERATOR "A" BKR 3209 LOCKOUT ACTUATED.

',,.//

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RED FLAG WITH A GREEN LIGHT IS ON, LOCATED ON BREAKER 3209 CONTROL STATION, o VERIFY 86B EDG BREAKER LOCKOUT RELAY OPEN.  !

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

DISCUSSION: THE 86B EDG BREAKER LOCKOUT RELAY WILL TRIP AND PREVENT RECLOSURE OF THE EDG OUTPUT BREAKER FOR:

o OVERCURRENT DEVICE (51V) l l

o NEGATIVE SEQUENCE (DEVICE 46)

F o GENERATOR GROUND (DEVICE 64) l o ES BUS FEEDER BREAKER OVERCURRENT (DEVICE 51B, 51BN) l THE ACTUATION OF THE NEW 86B LOCKOUT WILL RESULT IN THE ENGINE REMAINING RUNNING WITH THE OUTPUT BREAKER OPEN. THIS WILL REQUIRE TdE ENGINE SHUTDOWN

,, WITHIN 2 HOURS.

f s

(

)

REFERENCES:

DRAWING 208-040 MT-13 SENSING ELEMENT: CS/SC,CS/0 CS CONTACTS, 52H/A, 525/8 & 86B/3209 CONTACTS AR-702 Rev. 17 Page 9

ENCLOSURE 1 l (Page 9 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-02 Q-02-02 DltiSEL GEN A BREAKER TRIP EVENT POINT 0568 INDICATED CONDITION:

l o DIESEL GENERATOR "A" BKR 3209 AUTO TRIP.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RED FLAG WITH A GREEN LIGHT IS ON, LOCATED ON BREAKER 3209 CONTROL STATION.

o VERIFY 86B EDG BREAKER LOCKOUT RELAY OPEN.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

DISCUSSION: THE 86B EDG BREAKER LOCKOUT RELAY WILL TRIP AND PREVENT RECLOSURE OF THE EDG OUTPUT BREAKER FOR:

o OVERCURRENT DEVICE (51V) o NEGATIVE SEQUENCE (DEVICE 46) o GENERATOR GROUND (DEVICE 64) o ES BUS FEEDER BREAKER OVERCURRENT (DEVICE 51B, 51BN)

THE ACTUATION OF THE NEW 86B LOCKOUT WILL RESULT IN THE ENGINE REMAINING RUNNING WITH THE OUTPUT BREAKER OPEN. THIS WILL REQUIRE THE ENGINE SHUTDOWN WITHIN 2 HOURS.

REFERENCES:

DRAWING 208-040 MT-13 SENSING ELEMENT: CS/SC,CS/0 CONTROL SWITCH CONTACTS, 52H/A, 525/B CONTACTS AR-702 Rev. 17 Page 10

~.- - - -. _ -.. ..---- - . ~ .=... - - - .--.

I ENCLOSURE 1 l (Page 10 of 111)

! SSF ANNUNCIATOR RESPONSE SF-A2-02-03 Q-02-03 i

j l

1 1

I DIESEL GEN A BREAKER CLOSED EVENT POINT 1182 INDICATED CONDITION:

o "A" EMERGENCY DIESEL GENERATOR OUTPUT BREAKER CLOSED, WITH ES ACTUATION SIGNAL OR UNDERVOLTAGE SIGNAL PRESENT.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o RED LIGHT IS ON WITH A GREEN FLAG ON BREAKER 3209 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

l DISCUSSION:

i l

REFERENCES:

DRAWING 208-040 MT-129 SENSING ELEMENT: 86B/ESA AR-702 Rev. 17 Page 11

ENCLOSURE 1 -

(Page 11 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-04 Q-02-04  ;

l l

i I

I 4KV ES A  !

CROSS-TIE i

! BLOCKED l l

l EVENT POINT 1183 l

INDICATED CONDITION:

o BREAKERS 3209 AND 3210 CLOSED WITH EITHER 3206, 3208, OR 3212 CLOSED.

I l

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l o DIESEL GEN "A" CROSS-TIE LIGHT EXTINGUISHED.

l o IF 3206 CLOSED, THEN BLOCK CLOSING ACTUATED 3205 LIGHT IS ON.

o IF 3208 CLOSED, THEN BLOCK CLOSING ACTUATED 3207 LIGHT IS ON.

! o. IF 3212 CLOSED, THEN BLOCK CLOSING ACTUATED 3211 LIGHT IS ON.

OPERATOR ACTIONS FOR A VALID ALARM:

l l

l DISCUSSION:  !

l

REFERENCES:

DRAWING 208-040 MT-129

[OD SENSING ELEMENT: 3-52-1, 3-525 CONTACTS AR-702 Rev. 17 Page 12

)

I O ENCLOSURE 1 (Page 12 of 111 SSF ANNUNCIATOR RESPONSE SF-A2-02-05 Q-02-05 DIESEL GEN A VOLTAGE ADJ IN CONTROL RM EVENT POINT 1177 INDICATED CONDITION:

o DIESEL CENERATOR "A" VOLTAGE AD3UST SELECTED TO THE CONTROL ROOM.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o DIESEL CENERATOR A "EXC VOLT ADJ SELECT" SWITCH SELECTED TO " CONT RM" POSITION.

OPERATOR ACTIONS FOR A VALID ALARM:

DISCUSSION:

THIS SWITCH IS NORMALLY SELECTED TO THE "DG RM" POSITION.

REFERENCES:

DRAWING 208-027 EG-17 SENSING ELEMENT: SS/0,CB/SSF CONTACT

{

AR-702 Rev. 17 Page 13

(~ FNCLQSURE 1 (Page 13 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-07 Q-02-07 i

480V ES BUS A DEAD EVENT POINT 0653 INDICATED CONDITION:

o "A" ES 480V BUS UNDERVOLTAGE.

O l

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o 480V ES BUS "A" VOLTAGE INDICATES LESS THAN NORMAL.

i I

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770 ,

l 1

l DISCUSSION: )

REFERENCES:

DRAWING 208-040 MT-66 SENSING ELEMENT: 27Y-1/33EA l

AR-702 Rev. 17 Page 14

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ENCLOSURE 1 (Page 14 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-08 Q-02-08 [

t l I i

~

480V ES BUS A  !

UV LOCKOUT ACT [

l EVENT POINT 0719 INDICATED CONDITION:  ;

o "A" ES 480V BUS UNDERVOLTAGE LOCK OUT RELAY ACTUATED.

t 1

i REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o 4I60V ES BUS "A" VOLTAGE INDICATES LESS THAN NORMAL.

o 480V ES BUS "A" VOLTAGE INDICATES LESS THAN NORMAL.

l c BREAKER 3209 INDICATION.

'ERATOR ACTIONS FOR A VALID ALARM:

o - REFER TO AP-770 DISCUSSION:

THE 480V ES UNDERVOLTAGE LOCK OUT RELAY IS ACTUATED WHEN, EITHER THE "A" DIESEL OUTPUT BREAKER IS CLOSED, OR 4160V ES BUS A UNDERVOLTAGE OCCURS WITH AN ES ACTUATION.

1

REFERENCES:

DRAWING 208-040 MT-77 SENSING ELEMENT: 86/27ESA  !

AR-702 Rev. 17 Page 15

i 1

ENCLOSURE 1 l (Page 15 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 i

POTENTIAL i TRANSFORMER  !

TROUBLE .

EVENT POINT 0642  :

INDICATED CONDITION:

o "A" 6900V REACTOR AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A" SINGLE I POTENTIAL TRANSFORMER CIRCUIT HAS FAILED. l O  !

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

1 OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE U$ES A "1 OUT OF 3" l UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL l TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND l THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

l l

REFERENCES:

DRAWING 208-040 MT-63 SENSING ELEMENT: 27Y-1/31RA 27Z/31RA RELAYS AR-702 Rev. 17 Page 16  !

l

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ENCLOSURE 1 (Page 16 of Ill)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 POTENTIAL TRANSFORMER TROUBLE l EVENT POINT 0644 INDICATED CONDITION:

o "B" 6900V REACTOR AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

i OPERATOR ACTIONS FOR A VALID ALARM: l i

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES  !

DISCUSSION:

i THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A 21 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND l THE POTEhfrIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-63 SENSING ELEMENT: 27Y-1/31RB 27Z/31RB RELAYS AR-702 Rev. 17 Page 17

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i EECLOSURE 1  !

(Page 17 of 111) '

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 l

i f

POTENTIAL l TRANSFORMER '

TROUBLE '

l I _ _

l EVENT POINT 0646 i

INDICATED CONDITION:

l-o "A" 4160V UNIT BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

L l OPERATOR ACTIONS FOR A VALID ALARM:

l o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES l

l DISCUSSION:

l, THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM L'PGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-64 SENSING ELEMENT: 27Y-1/32VA 27Z/32UA RELAYS l

l AR-702 Rev. 17 Page 18 l

O ENCLOSURE 1 (Page 18 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 i

t l

POTENTIAL TRANSFORMER TROUBLE

~

EVENT POINT 0646 INDICATED CONDITION:

o "B" 4160V UNIT BUS 3B UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-64 l SENSING ELEMENT: 27Y-1/320B 27Z/320B RELAYS i

AR-702 Rev. 17 Page 19 j l

ENCLOSURE 1 (Page 19 of 111)

SSF ANNUNCIATOR RESPONSE- SF-A2-02-10 Q-02-10 I

I I

l POTENTIAL l TRANSFORMER l TROUBLE I

i EVENT POINT 0650 INDICATED CONDITION:

o "A" ES 4160V BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

[

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES l

DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-65 SENSING ELEMENT: 27Y-1/32EA 27Z/32EA RELAYS -

AR-702 Rev. 17 Page 20 l

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ENCLOSURE 1 l

O SSF ANNUNCIATOR RESPONSE (Page 20 of 111) ,

1 SF-A2-02-10 Q-02-10 l

l l

l l

POTENTIAL TRANSFORMER TROUBLE >

l EVENT POINT 0652 l INDICATED CONDITION:

o "B" ES 4160V BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERV't BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION, POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL l TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

i l

REFERENCES:

DRAWING 208-040 MT-65

! SENSING ELEMENT: 27Y-1/32EB 27Z/32EB RELAYS r

AR-702 Rev. 17 Page 21

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ENCLOSURE 1 (Page 21 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 POTENTIAL TRANSFORMER TROUBLE i

EVENT POINT 0654 INDICATED CONDITION:

o "A" ES 480V BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

i I

OPERATOR ACTIONS FOR A VALID ALARM: '

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES l

! DISCUSSION:

L l

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS I UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND l

THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

O

REFERENCES:

DRAWING 208-040 MT-66 V

SENSING ELEMENT: 27Y-1/33EA 27Z/33EA RELAYS l

AR-702 Rev. 17 Page 22 l

- . - . . . . . . _ - . . ~ . . - . - . . . - . . - . - . . . . . . . . - - - . . . ~ . . . . . - - . . _ - . . = . .

l ENCLOSURE 1 (Page 22 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 L

POTENTIAL TRANSFORMER TROUBLE EVENT POINT 0656 INDICATED CONDITION:

o "B" ES 480V BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A IINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILE9.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM: l o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-66 SENSING ELEMENT: 27Y-1/33EB 27Z/33EB RELAYS AR-702 Rev, 17 Page 23

. . . . . . . . . - . . . . . . - _ - . _ . . - _ . . . - . - - . _ - - . ~ . - . _ . - . - . . . - - .

l-i ENCLOSURE 1 O (Page 23 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 i

i i

POTENTIAL TRANSFORMER j TROUBLE j EVENT POINT 0658 INDICATED CONDITION:

1 I

o "A" 480V REACTOR AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

i l

OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3"

' UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-67 SENSING ELEMENT: 27Y-1/33RA 27Z/33RA RELAYS '

-AR-702 Rev. 17 Page 24 1

ENCLOSURE 1 (Page 24 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 POTENTIAL TRANSFORMER TROUBLE EVENT POINT 0660 INDICATED CONDITION:

o "B" 480V REACTOR AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALIO ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-67 SENSING ELEMENT: 27Y-1/33RB 27Z/33RB RELAYS AR-702 Rev. 17 Page 25

ENCLOSURE 1 O (Page 25 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-IO POTENTIAL TRANSFORMER TROUBLE l< M EVENT POINT 0662 INDICATED CONDITION:

o "A" 480V TURBINE AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTION 3 FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-68 SENSING ELEMENT: 27Y-I/33TA 27Z/33TA RELAYS AR-702 Rev. 17 Page 26

ENCLOSURE 1 (Page 26 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 ,

POTENTIAL TRANSFORMER TROUBLE ,

EVENT POINT 0664 ,

INDICATED CONDITION:

o "B" 480V TURBINE AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O '

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES

, DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

ORAWING 208-040 MT-68 SENSING ELEMENT: 27Y-1/33TB 27Z/33TB RELAYS AR-702 Rev. 17 Page 27

l ENCLOSURE 1 (Page 27 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 l

l POTENTIAL l

TRANSFORMER TROUBLE .

EVENT POINT 0666 INDICATED CONDITION:

o "A" 480V INTAKE AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE l POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

lO REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

i OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES l

(

1 DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS

! UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" l

UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-69 SENSING ELEMENT: 27Y-1/33IA 27Z/33IA RELAYS l

AR-702 Rev. 17 Page 28 i

. - . _ _ - . . ~ .- . _ . _ - - . _ . - . -

l-l ENCLOSURE 1 (Page 28 of 111)

SSF ANNUNCIATOR RESPONSE 5F-A2-02-10 Q-02-10 i

POTENTIAL TRANSFORMER TROUBLE EVENT POINT 0668  :

INDICATED CONDITION:

o "B" 480V INTAKE AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

I i

REDUNDANT INDICATION WHICH WILL VERIFY ALARM: l l

OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES l

l DISCUSSION:

l THIS ALARM MAY BE ONE OF THE F.TRST ALARMS TO ACTUATE DURING A BUS l UNDERVOLTAGE CONDITION. POTEN11AL TRANSFORMER TROUBLE USES A "3 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

[

REFERENCES:

DRAWING 208-040 MT-69 SENSING ELEMENT: 27Y-1/33IB 27Z/33IB RELAYS l

t AR-702 Rev. 17 Page 29

l ENCLOSURE 1 l- (Page 29 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 )

? l I

POTENTIAL TRANSFORMER l

TROUBLE EVENT POINT 0670 INDICATED CONDITION:

o 480V PLANT AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l l

OPERATOR ACTIONS FOR A VALID ALARM: i l

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES l

DISCUSSION:

! I THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

t f

REFERENCES:

DRAWING 208-040 MT-70 l SENSING ELEMENT: 27Y-1/33P 27Z/33P RELAYS AR-702 Rev. 17 Page 30 l

ENCLOSURE 1 (Page 30 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 1

POTENTIAL i TRANSFORMER TROUBLE s-EVENT POINT 0672 INDICATED CONDITION:

o 480V HEATING AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

I REDUNDANT INDICATION WHICH WILL VERIFY ALARM: 4 OPERATOR ACTIONS FOR A VALID ALARM:

o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS

! UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" l UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL

! TRANSFORMER IS INVOLVED THEN THE ALARM UPCRADES TO BUS UNDERVOLTAGE AND

! THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

REFERENCES:

DRAWING 208-040 MT-70 SENSING ELEMENT: 27Y-1/33H 27Z/33H RELAYS l

AR-702 Rev. 17 Page 31 l

l I

I i

ENCLOSURE 1 (Page 31 of 111)

{

SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10  !

l I i i i I '

l.

l l

l. POTENTIAL l TRANSFORMER l TROUBLE I i p ___ _ l EVENT POINT 1991 l

l INDICATED CONDITION: I o 4160V REACTOR AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE l

POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.

l O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM; o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES DISCUSSION:

THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTUATE DURING A BUS j UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3"  !

UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL  !

TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.

)

REFERENCES:

DRAWING 208-040 MT-136 i SENSING ELEMENT: 32RA i

L AR-702 Rev. 17 Page 32

ENCLOSURE 1 (Page 32 of 111) r

, SSF ANNUNCIATOR RESPONSE SF-A2-03-01 Q-03-01 i

l l 1 l I I l I l l DIESEL GEN A l l lN THE 30 MIN LIMIT

! I I

! I I i i I i I i EVENT POINT 1590 i f

INDICATED CONDITION:

l i

o DIESEL GENERATOR "A" OVER 3250 KW.  !

lO I

!l l REDUNDANT INDICATION WHICH WILL VERIFY ALARM: l l o DIESEL GENERATOR "A" KW INDICATION.

o DIESEL GENERATOR "A" "EDG-3A ELAPSED TIME IN 30 MIN RATING." TIMER IS OPERATING.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

o REDUCE LOAD IF SURVEILLANCE TESTING.

DISCUSSION:

1 THIS ALARM IS IN'sTANTANE005 WHEN DIESEL LOAD EXCEEDS 3250 KW

\

I L

REFERENCES:

DRAWING 208-027 EG-22 SENSING ELEMENT: 62BX  !

j AR-702 Rev. 17 Page 33  !

. - . - - . - __ - . . - . . . . - - , - . . - - . - - . . _~. .. -. . - ..

l ENCLOSURE 1 (Page 33 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-03-04 Q-03-04 l

l 4KV ES A  ;

UNDERVOLTAGE TRIP BLOCKED EVENT POINT 0823 INDICATED CONDITION:

o "A" ES 4160V BUS UNDERVOLTAGE PROTECTION DISABLED.

lO  ;

1 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

! TRIP BLOCK SWITCHES, TBS 1 AND TBS 2, LOCATED IN MTCP-1A IN THE 4160V ES "A" SWITCHGEAR ROOM ARE'IN OPEN POSITION.

1 OPERATOR ACTIONS FOR A VALID ALARM:

o MONITOR "A" ES BUS VOLTAGES DURING UNDERVOLTAGE RELAY TESTING.

DISCUSSION:

l THIS ALARM WILL OCCUR WHEN TESTING THE BUS UNDERVOLTAGE RELAYS, NO

)- UNDERVOLTAGE PROTECTION IS AVAILABLE DURING TESTING.

l l

[

REFERENCES:

DRAWING 208-040 MT-65B l SENSING ELEMENT: TBS 1, TBS 2 4

AR-702 Rev. 17 Page 34 l

l'

I ENCLOSURE 1 l (Page 34 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-02 Q-04-02 l

l I

1 l 1

4KV ES BUS l DEGRADED VOLT I l- TRIP l 1 1

EVENT POINT 1747 L

l INDICATED CONDITION:

o "A" ES 4160V BUS VOLTAGE <3952 VOLTS FOR >5 SECONDS. .

O  :

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o "A" ES 4160V BUS VOLTAGE METER INDICATING < 3952 VAC i

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

DISCUSSION:

THIS ALARM WILL OCCUR WHEN ANY OF THREE VOLTAGE SENSE RELAYS DETECT LESS THAN 3952 VOLTS FOR GREATER THAN 5 SECONDS. A DIESEL GENERATOR START SIGNAL IS INITIATED IF ALL THREE VOLTAGE RELAYS SENSE THIS CONDITION.

REFERENCES:

DRAWING 208-040 MT-131 SENSING ELEMENT. 27B-A/32EA, 278-B/32EA, 27B-C/32EA AR-702 Rev. 17 Page 35

LNCLOSURE 1  ;

(Page 35 of 111) i SSF ANNUNCIATOR RESPONSE SF-A2-04-02 Q-04-02 6

4KV ES BUS DEGRADED VOLT i TRIP

)

i EVENT POINT 1818  !

l INDICATED CONDITION:

l o "B" ES 4160V BUS VOLTAGE <3952 VOLTS FOR >5 SECONDS. l O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o "B" ES 4160V BUS VOLTAGE METER INDICATING < 3952 VAC l

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

DISCUSSION:

THIS ALARM WILL OCCUR WHEN ANY OF THREE VOLTAGE SENSE RELAYS DETECT LESS TPAN 3952 VOLTS FOR GREATER THAN 5 SECONDS. A DIESEL GENERATOR START 51JNAL IS INITIATED IF ALL THREE VOLTAGE RELAYS SENSE THIS CONDITION.

)

REFERENCES:

DRAWING 208-040 MT-132 SENSING ELEMENT: 27B-A/32EB, 278-B/32EB, 278-C/32EB AR-702 Rev. 17 Page 36 L

I -

_ _ _ . - _ .. _ _ . . . ._ . .~. . _ _ _ _._ _ ...._ -. _ _ . . _ _ _ . . _ _ . . - _ _ _ _ . _ . _ .

i s ENCLOSURE 1 (Page 36 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-03 Q-04-03  !

l l

l j

CROSS-TIE l BLOCKED LOSS OF DC l EVENT POINT 1184 INDICATED CONDITION:

L j o "A" ES 4160V BUS CROSS TIE LOCKOUT RELAY LOSS OF DC CONTROL POWER.  !

i l ,

t REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

[ OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER. .

?

DISCUSSION: I DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #6. FUSES ARE LOCATED

.INSIDE THE MCB FOR THIS CIRCUIT.

l l

l'

REFERENCES:

DRAWING 208-040 MT-129, MT-127 SENSING ELEMENT: 27C-1A i

j AR-702 Rev. 17 Page 37

. . - . . . . _. . . . - - .. _ . . . _. . .. . -. -. . . . - ~ ..-. . . -. - .. .-. - _ ~.

I l

ENCLOSURE 1 1 (Page 37 of 111) i SSF ANNUNCIATOR RESPONSE SF-A2-04-03 Q-04-03 l

1 CROSS-TIE l BLOCKED LOSS OF DC ,

1 i EVENT POINT 1185 i

l INDICATED CONDITION:

o "A" ES 4160V BUS CROSS TIE CIRCUIT LOSS OF DC CONTROL POWER.

LO REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l l

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

l DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #6. ADDITIONAL FUSES BEHIND THE CONTROL BOARD ARE ALSO INVOLVED.

l I

l

REFERENCES:

DRAWING 208-040 MT-129, MT-127 l

SENSING ELEMENT: 27C-2A I i

i AR-702 Rev. 17 Page 38 l -r e i a* * ---um

- - - . . . _ - _ - - - . . _ _~ - - . . . - . , . . - _ _ _ = - - _ - . - .

ENCLOSURE 1 O (Page 38 of 111)

SSF ANNUNCIATOR RESPONSE S F-A2-04-03 Q-04-03 l

l l

j CROSS-TIE BLOCKED 1 LOSS OF DC EVENT POINT 1188 INDICATED CONDITION:

o "B" ES 4160V BUS CROSS TIE LOCKOUT RELAY LOSS OF DC CONTROL POWER.

v REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

i o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

I DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #6. FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT.

t  !

(

REFERENCES:

DRAWING 208-040 MT-129, MT-128 SENSING ELEMENT: 27C-1B '

l AR-702 Rev. 17 Page 39

l' L

l ENCLOSURE 1 (Page 39 of 111)

Os SSF ANNUNCIATOR RESPONSE SF-A2-04-03 Q-04-03 i

1 CROSS-TIE BLOCKED

LOSS OF DC l

l EVENT POINT 1189 i

INDICATED CONDITION:

l l o "B" ES 4160V BUS CROSS TIE CIRCUIT LOSS OF DC CONTROL POWER.

(

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

( DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #6. ADDITIONAL FUSES BEHIND THE CONTROL BOARD ARE ALSO INVOLVED.

1

REFERENCES:

DRAWING 208-040 MT-129, MT-128 SENSING ELEMENT: 27C-2B AR-702 Rev. 17 Page 40

ENCLOSURE 1 (Page 40 of 111)

I SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 -

l l

l l .

ES BKR DC POWER l LOSS <

l l

4 l

i EVENT POINT 0555 l

INDICATED CONDITION:

o "A" ES 4160V BUS SUPPLY BREAKER 3205 LOSS OF DC CONTROL POWER. ,

O l

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3205 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

o REFER TO OP-703.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #10.

REFERENCES:

DRAWING 208-040 MT-9 SENSING ELEMENT: 27C/3205 AR-702 Rev. 17 Page 41

i l

ENCLOSURE 1

[ (Page 41 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04  ;

i i

i l

ES BKR

l. DC POWER t LOSS  !

l  !

l >

EVENT POINT 0559 i

i INDICATED CONDITION: '

! I o "B" ES 4160V BUS SUPPLY BREAKER 3206 LOSS OF DC CONTROL POWER.~  !

o REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3206 CONTROL STATION.

l OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

o REFER TO OP-703.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #10.

1-i l

l

REFERENCES:

DRAWING 208-040 MT-10 l SENSING ELEMENT: 27C/3206 AR-702 Rev. 17 Page 42

- _ _ . . ._-... _ . _ . - ~ _ . - . - - . _ . . = . . _--.._.... . .-. . - - - .

l l

r ENCLOSURE 1 (Page 42 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 f

, ES BKR l' DC POWER LOSS f

i t EVENT POINT 0563 INDICATED CONDITION:

o "A" ES 4160V BUS SUPPLY BREAKER 3207 LOSS OF DC CONTROL POWER.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3207 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

o REFER TO OP-703.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-SA FUSE #10.

REFERENCES:

DRAWING 208-040 MT-11 SENSING ELEMENT: 27C/3207 AR-702 Rev. 17 Page 43 C- . _

l l

ENCLOSURE 1 I i

(Page 43 of 111) l r

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 i I

l I'

! l

! 1 ES BKR  !

DC POWER I l LOSS l l I

1 EVENT POINT 0566 l

INDICATED CONDITION: I o "B" ES 4160V BUS SUPPLY BREAKER 3208 LOSS OF DC CONTROL POWER.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3208 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o I.WESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

o REFER TO OP-703.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #10.

I l

l

REFERENCES:

DRAWING 208-040 MT-12 i SENSING ELEMENT: 27C/3208 AR-702 Rev. 17 Page 44

ENCLOSURE 1 O (Page 44 of 111)

SSF ANNUNCIATOR RESPONSE SF- A2-04-04 Q-04-04 1

I ES BKR j j DC POWER i LOSS l

I i

EVENT POINT 0569 l

l i 1 INDICATED CONDITION: I o "A" ES 4160V BUS SUPPLY BREAKER 3209 LOSS OF DC CONTROL POWER.

i l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3209 CONTROL l STATION.

l OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

o REFER TO OP-703.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #10.

l i

l.

REFERENCES:

DRAWING 208-040 MT-13 i

SENSING ELEMENT: 27C/3209 l

AR-702 Rev. 17 Page 45

_ - . . - __. _ .-_ - - .._ , . - ._ ~ . . _ ... .. - -

l l

l I

ENCLOSURE 1 i (Page 45 of 111) d SSF ANNUNCIATOR RESPONSE SF- A2-04-04 Q-04-04 ,

l l

l ES BKR

^ DC POWER LOSS EVENT POINT 0572 INDICATED CONDITION:

o "B" ES 4160V BUS SUPPLY BREAKER 3210 LOSS OF DC CONTROL POWER.

C REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3210 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

o REFER TO OP-703.

DISCUSSION:

)

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #10.

l I

l l

REFERENCES:

DRAWING 208-040 MT-14 SENSING ELEMENT: 27C/3210 AR-702 Rev. 17 Page 46

l ENCLOSURE 1 1 (Page 46 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 l

l ES BKR DC POWER LOSS EVENT POINT 0575 l INDICATED CONDITION:

o "A" ES 4160V BUS SUPPLY BREAKER 3211 LOSS OF DC CONTROL POWER.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

i o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3211 CONTROL STATION.

l OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER. l o REFER TO OP-703.

DISCUSSION:

l DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #10. l l

I i

REFERENCES:

DRAWING 208-040 MT-15 SENSING ELEMENT: 27C/3211 AR-702 - Rev. 17 Page 47 l

s- -- -e -  :- - .. ,A -

p = -

l t

ENCLOSURE 1  !

(Page 47 of 111)  !

[

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04b4 I l i l

l ES BKR DC POWER

~ LOSS l

l t

EVENT POINT 0578 l INDICATED CONDITION:

l l o "B" ES 4160V BUS SUPPLY BREAKER 3212 LOSS OF DC CONTROL POWER.

lO REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3212 CONTROL  ;

STATION. i l

l OPERATOR ACTIONS FOR A VALID ALARM:

)

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER. i o REFER TO OP-703. '

DISCUSSION:

DC CONTROL POWERl ~ 5 SUPPLIED FROM DPDP-5B FUSE #10.

i 4

REFERENCES:

DRAWING 208-040 MT-16 SENSING ELEMENT: 27C/3212

'AR-702 Rev. 17 Page 48

~

_ ~ . _ - - - - - - - - - - - - - - - - - - - - - - - > -- - - - - - - - - -

l l

l l I ENCLOSURE 1  !

(Page 48 of 111 I SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 <

l l

l ES BKR DC POWER LOSS EVENT POINT 0588 INDICATED CONDITION:

o "B" ES 480V BUS TRANSFORMER SUPPLY BREAKER 3220 LOSS OF DC CONTROL POWER.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3220 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #10.

REFERENCES:

DRAWING 208-040 MT-24 SENSING ELEMENT: 27C/3220 AR-702 Rev. 17 Page 49

l ENCLOSURE 1 (Page 49 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 l

l l

ES BKR DC POWER l LOSS l

l EVENT POINT 0590 INDICATED CONDITION:

l o "A" ES 480V BUS TRANSFORMER SUPPLY BREAKER 3221 LOSS OF DC CONTROL l POWER.

O l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l o NO INDICATING LIGHTS ARE ON, LOCATED ON Ths. BREAKER 3221 CONTROL I

STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

l DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #10.

1 1

i i

REFERENCES:

DRAWING 208-040 MT-25 SENSING ELEMENT: 27C/3221 i

AR-702 Rev. 17 Page 50 l

l >

l t

ENCLOSURE 1 i (Page 50 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 ES BKR l DC POWER LOSS l

EVENT POINT 0592 INDICATED CONDITION:

o 480V PLANT AUX BUS TRANSFORMER SUPPLY BREAKER 3222 LOSS OF DC CONTROL POWER.

lO l

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3222 CONTROL

{

STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

j o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #10.

l l

D

REFERENCES:

DRAWING 208-040 MT-26 SENSING ELEMENT: 27C/3222 AR-702 Rev. 17 Page 51 l

l

n ENCLOSURE 1 (Page 51 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 I

l i

i l

, ES BKR DC POWER LOSS I

EVENT POINT 0609 INDICATED CONDITION:

o "B" ES 480V BUS SUPPLY BREAKER 3310 LOSS OF DC CONTROL POWER.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3310 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF GC CONTROL POWER.

DISCUSSION:

DC CONTP0L POWER IS SUPPLIED FROM DPDP-5B FUSE #9.

I l

l

REFERENCES:

DRAWING 208-040 MT-34 SENSING ELEMENT: 27C/3310 AR-702 Rev. 17 Page 52

4 O ENCLOSURE 1 (Page 52 of 111)

SSF ANNUNCIATOR RESPONSE S F- A2-04-04 Q-04-04 ES BKR DC POWER LOSS EVENT POINT 0612 INDICATED CONDITION:

o "A" ES 480V BUS SUPPLY BREAKER 3311 LOSS OF DC CONTROL POWER.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3311 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #9.

REFERENCES:

DRAWING 208-040 MT-35 SENSING ELEMENT: 27C/3311 AR-702 Rev. 17 Page 53 r

ENCLOSURE 1 (Page 53 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 ES BKR DC POWER LOSS EVENT POINT 0616 INDICATED CONDITION:

o "B" ES 480V BUS CROSS-TIE BREAKER 3390 LOSS OF DC CONTROL POWER.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3390 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #9.

REFERENCES:

DRAWING 208-040 MT-37 SENSING ELEMENT: 27C/3390 AR-702 Rev. 17 Page 54

~

. _ _ ~ . _ . . . _ . _ . _ _ _ . . _ _ _ _ . _ . . _ _ _ . . _ . _ _ - . . _ - _ _ . . _ _ _ _ _

l i

ENCLOSURE 1 (Page 54 of 111)

)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 {

l i

j ES BKR DC POWER LOSS EVENT POINT 0618 INDICATED CONDITION:

o "A" ES 480V BUS CROSS-TIE BREAKER 3391 LOSS OF DC CONTROL POWER.

O '

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3391 CONTROL l STATION.

l OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

i DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #9.

l L

i

REFERENCES:

DRAWING 208-040 MT-38 SENSING ELEMENT: 27C/3391 AR-702 Rev. 17 Page 55 l

_ . - . . _ . ~ - . _ - . _ - . . - _ . . - . - . - .. - . . - _ - - . . . . . .

1 l

ENCLOSURE 1 1 (Page 55 of 111) )

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04  ;

l l

l i

ES BKR DC POWER  :

LOSS l i

EVENT POINT 0673 (

l l

l' INDICATED CONDITION:

o 480V ES MCC 3B1 SUPPLY BREAKER 3340 LOSS OF DC CONTROL POWER.

i O

RED!!NDANT INDICATION WHICH WILL VERIFY ALARM:

I OPERATOR ACTIONS FOR A VALID ALARM: ,

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

i DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #9.

l

REFERENCES:

DRAWING 208-040 MT-47 SENSING ELEMENT: 27C/3340 AR-702 Rev. 17 Page 56 l

l

ENCLOSURE 1 ,

(Page 56 of 111)

SSF ANNUNCIATOR RESPONSE 5F-A2-04-04 Q-04-04 i

ES BKR DC POWER LOSS EVENT POINT 0674 INDICATED CONDITION:

o 480V ES MCC 3Al SUPPLY BREAKER 3341 LOSS OF DC CONTROL POWER. t O

~

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

DC CONTROL POWER IS $UPPLIED FROM DPDP-5A FUSE #9.

REFERENCES:

DRAWING 208-040 MT-54 SENSING ELEMENT: 27C/3341 AR-702 Rev. 17 Page 57

. - . . . - ~ - . - - _ - . - . - _- .- _. . . .- - . . _ = . . - . ~ - . . . . . - . . -

ENCLOSURE 1 (Page 57 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 l

i l

! ES BKR

! DC POWER l

LOSS EVENT POINT 0677 I

INDICATED CONDITION:

o 480V ES MCC 3AB CROSS-TIE BREAKER 3361 LOSS OF DC CONTROL POWER.

O l

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

1 OPERATOR ACTIONS FOR A VALID ALARM: .

I o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

, DISCUSSION:

i l DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #9.

i /

! l 1

REFERENCES:

DRAWING 208-040 MT-89 j SENSING ELEMENT: 27C/3361 AR-702 Rev, 17 Page 58

i ENCLOSURE 1 O+ (Page 58 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 i

i ES BKR i DC POWER  ;

LOSS l I

l EVENT POINT 0679 I 1

INDICATED CONDITION:

o 480V ES MCC 3AB CROSS-TIE BREAKER 3360 LOSS OF DC CONTROL POWER.

l O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #9.

l l

1

REFERENCES:

DRAWING 208-040 MT-88 SENSING ELEMENT: 27C/3360 l AR-702 Rev. 17 Page 59 l

l

i i

ENCLOSURE 1 I (Page 59 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 i

l i ES BKR  ;

DC POWER i LOSS  ;

i I

l .

EVENT POINT 0681  !

i INDICATED CONDITION:

l o 480V ES MCC 3A2 SUPPLY BREAKER 3351 LOSS OF DC CONTROL POWER.

l O  :

i l

REDUNDANT INDICATION WHICH WILL VERIFY ALARM: I l

l OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

DISCUSSION:

l-( DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #9.

l

REFERENCES:

DRAWING 208-040 MT-46 SENSING ELEMENT: 27C/3351 l

l l AR-702 Rev. 17 Page 60

ENCLOSURE 1

!' (Page 60 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 i

l l

l 1

l ES BKR j DC POWER  ;

j LOSS l

l' i

I l

EVENT POINT 0765 l i l

l INDICATED CONDITION:

l 1

l o 480V ES MCC 383 SUPPLY BREAKER 3330 LOSS OF DC CONTROL POWER.

'O l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

L OPERATOR ACTIONS FOR A VALID ALARM:

f o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER. >

{

DISCUSSION:

DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #9.

e 4

REFERENCES:

DRAWING 208-040 MT-116  ;

, SENSING ELEMENT: 27C/3330 l

l l

AR-702 Rev. 17 Page 61

. .- -. -- . . - . . . . - . . ~ - -_ . - - .. . _ . - . - .-. .. . ... - . . __.

i I

ENCLOSURE 1 (Page 61 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04  !

ES BKR l DC POWER i LOSS l

?

I i

EVENT POINT 0766 l .

l INDICATED CONDITION:  !

l o 480V ES MCC 3A3 SUPPLY BREAKER 3331 LOSS OF DC CONTROL POWER.

i

[ f i (  !

REDUNDANT INDICATION WHICH WILL VERIFY ALARM: ,

I  !

l 1

! I i

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER. i DISCUSSION:

DC CONTROL POWER IS SUPPLItD FROM DPDP-5A FUSE #9.

REFERENCES:

DRAWING 208-040 MT-113 SENSING ELEMENT: 27C/3331

~

AR-702 Rev. 17 Page 62

_..-___=_._._..m - ._ _ _ _ . _ _ _ . _ _

l j- i ENCLOSURE 1 (Page 62 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 i i

ES BKR l DC POWER  !

LOSS ,

l EVENT POINT 1152 i

INDICATED CONDITION: '

o 480V ES MCC 3B2 SUPPLY BREAKER 3350 LOSS OF DC CONTROL POWER.

t REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

~

j l

l OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.

I DISCUSSION:

DC CONTROL POWER IS SbPPLIED FROM DPDP-5B FUSE #9.

l l

REFERENCES:

DRAWING 208-040 MT SENSING ELEMENT: 27C/3350

?

l AR-702 Rev. 17 Page 63 I

l ENCLO1URE_1 I

( (Page 63 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05 l l

l

.~

j ES BREAKER WITHDRAWN l l

EVENT POINT 0573 IN'0ICATED CONDITION:

o UNIT #3 DUMMY BREA'KER WITHDRAWN.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE THE CAUSE FOR BREAKER BEING RACKED OUT.

I DISCUSSION:

THIS BREAKER IS LOCATED IN THE "B" ES 4160V BUS SWITCHGEAR. THIS IS AN EXPECTED ALARM WHEN THE BREAKER IS IN THE TEST POSITION. TO RACK THIS BREAKER IN/0UT THE BACKUP ES TRANSFORMER AND ES 4160VAC BUSSES MUST BE DEENERGIZED.

I THE DUMMY BREAKER HAS NO AUTOMATIC TRIP FUNCTIONS, IT ACTS TO CONNECT THE BACKUP ES TRANSFORMER FEED TO BREAKERS 3205 AND 3206 FOR THE ES 4160VAC BUSSES.

l

,Q

REFERENCES:

DRAWING 208-040 MT-90 206-011 o -

SENSING ELEMENT: 52H/B CONTACT FOR DUMMY BREAKER.  ;

AR-702 Rev. 17 Page 64

, - - - . _ _ .- -_ .- .- -. . .- _ - - . . ~ . - -- .

1 ENCLOSURE 1

) (Page 64 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05

^

ES BREAKER WITHDRAWN  :

l EVENT POINT 0698 I i

INDICATED CONDITION:

o "B" ES 480V BUS TRANSFORMER SUPPLY BREAKER 3220 NOT RACKED IN.

i <

!O i

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NEITHER RED NOR GREEN LIGHTS ARE ON, LOCATED ON BREAKER 3220 CONTROL l STATION l

l OPERATOR ACTIONS FOR A VALID ALARM: l l

l o INVESTIGATE THE CAUSE FOR BREAKER BEING RACKED OUT.

1 DISCUSSION:

THIS IS AN EXPECTED ALARM WHEN THE BREAKER IS IN THE TEST POSITION.

l l

/

REFERENCES:

DRAWING 208-040 MT-24 SENSING ELEMENT: 52H/B CONTACT FOR BREAKER 3220.

3 AR-702 Rev. 17 Page 65

ENCLOSURE 1 (Page 65 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05  ;

i ES BREAKER WITHDRAWN EVENT POINT 0699 INDICATED CONDITION:

o "A" ES 480V BUS TRANSFORMER SUPPLY BREAKER 3221 NOT RACKED IN.

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o NEITHER RED NOR GREEN LIGHTS ARE ON, LOCATED ON BREAKER 3221 CONTROL STATION OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE THE CAUSE FOR BREAKER BEING RACKED OUT.

DISCUSSION:

THIS IS AN EXPECTED ALARM WHEN THE BREAKER IS IN THE TEST POSITION.

l

REFERENCES:

DRAWING 208-040 MT-25 SENSING ELEMENT: 52H/B CONTACT FOR BREAKER 3221.

AR-702 Rev. 17 Page 66

_-- .- . _ _ . . . , . _ _ _ _ _ _ ...m._ _ . - - . . _ _ _ . . . . _ . . _ . . _ _ . _ - . . _ . _ _ . . _ . . . _ .._

i L

ENCLOSURE 1

[ (Page 66 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05  ;

i i

t ES i BREAKER WITHDRAWN ,

i i

EVENT POINT 0707 t l INDICATED CONDITION:

o "B" ES 480V BUS SUPPLY BREAKER 3310 NOT RACKED IN.

l 4

I REDUNDANT INDICATION WHICH WILL VERIFY ALARM- 1 l

o NEITHER RED NOR GREEN LIGHTS ARE ON, LOCATED ON BREAKER 3310 CONTROL l STATION OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE THE CAUSE FOR BREAKER BEING RACKED OUT.

l l

DISCUSSION:

THIS IS AN EXPECTED ALARM WHEN THE BREAKER IS IN THE TEST POSITION.

i

REFERENCES:

DRAWING 208-040 MT-34 SENSING ELEMENT: 52H/B CONTACT FOR BREAKER 3310. l AR-702 Rev. 17 Page 67

I 1

l ENCLOSURE 1 1

,I) (Page 67 of 111) q) .

{

SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05 ES BREAKER WITHDRAWN 1

1 EVENT POINT 0709 l

INDICATED CONDITION:

o "A" ES 480V BUS SUPPLY BREAKER 3311 NOT RACKED IN. ,

l O

1 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:  !

l o NEITHER RED NOR GREEN LIGHTS ARE ON, LOCATED ON BREAKER 3311 CONTROL j STATION  !

i OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE THE CAUSE FOR BREAKER BEING RACKED OUT.

H DISCUSSION:

THIS IS AN EXPECTED ALARM WHEN THE BREAKER IS IN THE TEST POSITION.

l

REFERENCES:

DRAWING 208-040 MT-35 SENSING ELEMENT: 52H/B CONTACT FOR BREAKER 3311.

l AR-702 Rev. 17 Page 68 i

i ENCLOSURE 1 i (Page 68 of 111)

! SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05 l

i l

l-ES

! BREAKER l WITHDRAWN I

I EVENT POINT 0712 l' INDICATED CONDITION:

I o 480V ES MCC 3AB CROSS-TIE BREAKERS 3360 AND 3361 NOT RACKED IN.

O

, REDUNDANT INDICATION WHICH WILL VEP.IFY ALARM:

l 1

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE THE CAUSE FOR BOTH BREAKERS BEING RACKED OUT.

l l_ DISCUSSION:

i I

h i

REFERENCES:

DRAWING 208-040 MT-88, MT-89 SENSING ELEMENT: 52H/B CON 1ar d FOR BREAKERS 3360 AND 3361.

AR-702 Rev. 17 Page>69 L _

ENCLOSURE 1 (Page 69 of 111)

{

SSF ANNUNCIATOR RESPONSE SF-A2-04-07 Q-04-07 i

ES MCC 3AB j DEAD l r

i EVENT POINT 0697  !

i INDICATED CONDITION:  !

o 480V ES MCC 3AB LOSS OF VOLTAGE AS SENSED BY THE AR RELAY. i i

FN i V '

1 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:  ;

o REFER TO OP-700B  !

o INVESTIGATE CAUSE FOR MCC 3AB LOSS OF VOLTAGE.

o DEPRESS PUSH-BUTTON LABELED " TRANSFER TO 480V AC ES SWGR 3A/3B" TO RESTORE POUER TO MCC.

DISCUSSION:

WHEN TRANSFER OF POWER IS COMPLETE, THE INDICATOR LIGHT ON MCB LABELED

" LOAD TO MCC 3AB" WILL ILLUMINATE.

\

REFERENCES:

DRAWING 208-040 MT-125

SENSING ELEMENT

AR RELAY. I AR-702 Rev. 17 Page 70 l~ _.

' ENCLOSURE 1 l .

(Page 70 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-04-08 Q-04-08 i i

! l ES MCC 3AB BREAKER l OPEN '

\

EVENT POINT 0678 I l

INDICATED CONDITION: I l

o 480V ES MCC 3AB CROSS-'.'IE BREAKER 3361 OPEN.

l l

l

! REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

i OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE FOR MCC 3AB BREAKER 3361 OPEN.

DISCUSSION:

i I

REFERENCES:

DRAWING 208-040 MT-89 SENSING ELEMENT: R/B SWITCHGEAR CONTACT FOR BREAKER 3361 AR-702 Rev. 17 Page 71

. . - - _ _ . . - . . _ - . _ - . - . . . . . . - _ . . - - - _ - _ . - - ~ _ . - . . -

ENCLOSURE _1 (Page 71 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-04-08 Q-04-08 l

ES MCC 3AB  !

BREAKER OPEN l

EVENT POINT 0680 INDICATED CONDITION:

l o 480V ES MCC 3AB CROSS-TIE BREAKER 3360 OPEN.

O  !

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o INVESTIGATE CAUSE FOR MCC 3AB BREAKER 3360 OPEN.

DISCUSSION:

REFERENCES:

DRAWING 208-040 MT-88 SENSING ELEMENT: R/B SWITCHGEAR CONTACT FOR BREAKER 3360 AR-702 Rev. 17 Page 72

I ENCLOSURE 1 (Page 72 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-05-01 Q 05-01 ZZZ ZZ l I

[ l l I I 4KV l l l ES BUS B l l l DEAD I I

I I

! I I

EVENT POINT 0651 l

l INDICATED CONDITION:

o "B" ES 4160V BUS UNDERVOLTAGE IO lV l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o 4160V ES BUS 3B VOLTAGE INDICATION.

l OPERATOR ACTIONS FOR A VALID ALARM:

l o REFER TO AP-770.

DISCUSSION:

THIS ALARM IS THE RESULT OF A 2 OUT OF 3 UNDERVOLTAGE (FLUR) RELAY LOGIC. l

, THE FLUR RELAYS ARE INTENDED TO PROVIDE ES 4160VAC UNDERVOLTAGE RESPONSE i

! WHEN VOLTAGE DROP 5 INSTANTLY TO ZERO. THE SLUR RELAY WILL PROVIDE UNDERVOLTAGE RESPONSE WHEN THE VOLTAGE DROPS GRADUALLY BELOW THE SLUR  !

SETPOINT. I

REFERENCES:

DRAWING 208-040 MT-65 i "

i SENSING ELEMENT: 27Y-3/32EA RELAY AR-702 Rev. 17 Page 73

~

. . . - .~.- - .- - _ .. ~_ .. - .- - . . . - . -.-. . - - - _ _

r

, ENCLOSURE 1 h] (Page 73 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-05-02 Q-05-02 DIESEL GEN B BREAKER TRIP i

EVENT POINT 0336 INDICATED CONDITION:

o DIESEL GENERATOR "B" BKR 3210 LOCKOUT ACTUATED l .

O '

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

I~

o GREEN LIGHT IS ON WITH A RED FLAG ON THE BREAKER 3210 CONTROL STATION. i o VERIFY 86B EDG BREAKER LOCKOUT RELAY OPEN OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

DISCUSSION: THE 86B EDG BREAKER LOCKOUT RELAY WILL TRIP AND PREVENT RECLOSURE OF THE EDG OUTPUT BREAKER FOR:

o OVERCURRENT (DEVICE 51V) o NEGATIVE SEQUENCE (DEVICE 46) l o GENERATOR GROUND (DEVICE 64) o ES BUS FEEDER BREAKER OVERCURRENT (DEVICE 51B, 51 BN)

THE ACTUATION OF THE NEW 86B LOCKOUT WILL RESULT IN THE ENGINE REMAINING RUNNING WITH THE OUTPUT BREAKER OPEN. THIS WILL REQUIRE THE ENGINE SHUTDOWN 1

WITHIN 2 HOURS

REFERENCES:

DRAWING 208-040 MT-14 SENSING ELEMENT: CS/SC.CS/0 CS CONTACTS, 52H/A, 525/B & 86B/3210 CONTACTS AR-702 Rev. 17 Page 74 l

l l l l \

ENCLOSURE 1 O (Page 74 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-05-02 Q-05-02 I

l DIESEL GEN B BREAKER

! TRIP l

l EVENT POINT 0571 I

INDICATED CONDITION:

l l o DIESEL GENERATOR "B" BKR 3210 AUTO TRIP O

t REDUNDANT INDICATION WHICH WILL VERIFY ALARM: '

o GREEN LIGHT IS ON WITH A RED FLAG ON THE BREAKER 3210 CONTROL STATION.

j l o VERIFY 86B EDG BREAKER LOCKOUT RELAY OPEN OPERATOR ACTIONS FOR A VALID ALARM:

I o REFER TO AP-770. i DISCUSSION: THE 86B EDG BREAKER LOCKOUT RELAY WILL TRIP AND PREVENT l RECLOSURE OF THE EDG OUTPUT BREAKER FOR- '

o OVERCURRENT (DEVICE 51V) o NEGATIVE SEQUENCE (DEVICE 46) o GENERATOR GROUND (DEVICE 64) j .

o ES BUS FEEDER BREAKER OVERCURRENT (DEVICE 51B, 51 BN) j I

THE ACTUATION OF THE NEW 86B LOCKOUT WILL RESULT IN THE ENGINE REMAINING RUNNING WITH THE OUTPUT BREAKER OPEN. THIS WILL REQUIRE THE ENGINE SHUTDOWN WITHIN 2 HOURS O

REFERENCES:

DRAWING 208-040 MT-14 SENSING ELEMENT: CS/SC,CS/0 CONTROL SWITCH CONTACTS, 52H/A, 525/B CONTACTS AR-702 Rev. 17 Page 75

'~

, -- - -. .- - . _ _ . . . . . _ - . = . ~ . -

l l ENCLOSURE 1 (Page 75 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-05-03 Q-05-03 ,

i l

l

, DIESEL GEN B  !

BREAKER CLOSED l EVENT POINT 1186 l

INDICATED CONDITION:

o "B" ES 4160V BUS DIESEL OUTPUT BREAKER 3210 IS CLOSED, WITH EITHER AN ES ACTUATION SIGNAL OR BUS UNDERVOLTAGE SIGNAL PRESENT REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

I o RED LIGHT IS ON WITH A GREEN FLAG ON BREAKER 3210 CONTROL STATION.

OPERATOR ACTIONS FOR A VALID ALARM:

l o REFER TO AP-770.

l DISCUSSION:

l O

REFERENCES:

DRAWING 208-040 MT-128, MT-129 SENSING ELEMENT: 86B/ESB l

AR-702 Rev. 17 Page 76

1 i

ENCLOSURE _1 (Page 76 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-05-04 Q-05-04 l

4KV ES B i

CROSS-TIE BLOCKED EVENT POINT 1187 INDICATED. CONDITION:

o BREAKERS 3209 AND 3210 CLOSED WITH EITHER 3205, 3207, OR 3211 CLOSED.

1 O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

4

, o DIESEL GEN "A" CROSS-TIE LIGHT EXTINGUISHED.

! o IF 3205 CLOSED THEN, BLOCK CLOSING ACTUATED 3206 LIGHT IS ON.

o IF 3207 CLOSED THEN, BLOCK CLOSING ACTUATED 3208 LIGHT IS ON.

o IF 3211 CLOSED THEii, BLOCK CLOSING ACTUATED 3212 LIGHT IS ON.

OPERATOR ACTIONS FOR A VALID ALARM:

i

! DISCUSSION:

REFERENCES:

DRAWING 208-040 MT-127, MT-129 SENSING ELEMENT: 3-52-2, 3-525 CONTACTS AR-702 Rev. 17 Page 77 s

i i

l l

ENCLOSURE 1 (Page 77 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-05-05 Q-05-05 i

5 DIESEL GEN B VOLTAGE ADJ IN CONTROL RM l

EVENT POINT 1178 1

INDICATED CONDITION: t l o DIESEL GENERATOR "B" VOLTAGE ADJUST SELECTED TO THE CONTRO. ROOM.

lO REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o DIESEL GENERATOR B "EXC VOLT ADJ SELECT" SWITCH SELECTED TO " CONT RM" l POSITION. j l

l ,

l \

l OPERATOR ACTIONS FOR A VALID ALARM:

i DISCUSSION:

THIS SWITCH IS NORMALLY SELECTED TO THE "DG RM" POSITION.

l.

i l

REFERENCES:

DRAWING 208-027 EG-18 SENSING ELEMENT: SS/0,CB/SSF CONTACT l

AR-702 Rev. 17 Page 78

i i

i ENCLOSURE 1 vh (Page 78 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-05-07 Q-05-07 480V ES BUS B DEAD EVENT POINT 0655 INDICATF9 CONDITION: -

o "B" 480. BUS UNDERVOLTAGE.

O V I l

REDUNDANT INDICATION WHICH WILL VERIFY ALARM: l o 480V ES BUS "B" VOLTAGE INDICATES LESS THAN NORMAL.

1 OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770 l

DISCUSSION:

l I

REFERENCES:

DRAWING 208-040 MT-66 SENSING ELEMENT: 27Y-1/33EB AR-702 Rev. 17 Page 79 l

EECLOSURE 1 (Page 79 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-05-08 Q-05-08  ;

l 480V ES BUS B UV LOCKOUT ACT l EVENT POINT 0722 INDICATED CONDITION:

o "B" ES 480V BUS UNDERVOLTAGE LOCK OUT RELAY ACTUATED.

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l o 4160V ES BUS B VOLTAGE INDICATES LESS THAN NORMAL.

o 480V ES BUS B VOLTAGE INDICATES LESS THAN NORMAL.

o BREAKER 3210 INDICATION.

OPERATOR ACTIONS FOR A VALID ALARM:

, o REFER TO AP-770 l

[

DISCUSSION:

THE 480V ES UNDERVOLTAGE LOCK OUT RELAY IS ACTUATED WHEN, EITHER THE 'B' l

DIESEL OUTPUT BREAKER IS CLOSED, OR 4160V ES BUS B UNDERVOLTAGE OCCURS l WITH AN ES ACTUATION.

REFERENCES:

DRAWING 208-040 MT-79 SENSING ELEMENT: 86/27ESB AR-702 Rev. 17 Page 80

ENCLOSURE 1

{)%

( (Page 80 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-06-01 Q-06-01 l 1 l l DIESEL GEN B l l IN TIE 30 MIN LIMIT I I I I l l l l EVENT POINT 1996 INDICATED CONDITION:

o DIESEL GENERATOR "B" OVER 3250 KW.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o DIESEL GENERATOR "B" KW INDICATION.

o DIESEL GENERATOR "B" "EDG-3B ELAPSED TIME IN 30 MIN RATING." TIMER OPERATING.

OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770.

o REDUCE LOAD IF SURVEILLANCE TESTING.

DISCUSSION:

THIS ALARM IS INSTANTANEOUS WHEN DIESEL LOAD EXCEEDS 3250 K

REFERENCES:

DRAWING 208-027 EG-21 SENSING ELEMENT: 620'(

AR-702 Rev. 17 Page 81

ENCLOSURE 1 (Page 81 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-06-04 Q-06-04 4KV ES B UNDERVOLTAGE TRIP BLOCKED EVENT POINT 0824 INDICATED CONDITION:

o "B" ES 4160V BUS UNDERVOLTAGE PROTECTION DISABLED.

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

TRIP BLOCK SWITCHES, TBS 1 AND TBS 2, LOCATED IN MTCP-1B IN THE 4160V ES "B" SWITCHGEAR ROOM ARE IN OPEN POSITION.

OPERATOR ACTIONS FOR A VALID ALARM:

o MONITOR "B" ES BUS VOLTAGES DURING UNDERVOLTAGE RELAY TESTING.

• DISCUSSION:

THIS ALARM WILL OCCUR WHEN TESTING THE BUS UNDERVOLTAGE RELAYS. NO UNDER-VOLTAGE PROTECTION IS AVAIL ABLE DURING TESTING.

.i

REFERENCES:

DRAWING 208-040 MT-65B SENSING ELEMENT: TBS 1, TBS 2 AR-702 Rev. 17 Page 82

ENCLOSURE 1 (Page 82 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-07-01 Q-07-01 I I B/U ES XFMR l l FAULT I I ,

I I  !

I I  !

I I EVENT POINT 0727 j INDICATED CONDITION: I o BACKUP ES TRANSFORMER PRIMARY PROTECTION ALARM o BACKUP ES TRANSFORMER PHASE DIFFERENTIAL LOCK-0UT RELAY, 86TBEST-1, HAS O ACTUATED DUE TO A DIFFERENCE IN CURRENT ON THE INDIVIDUAL PHASES AS SENSED BY RELAYS 87TBEST-4A, 87TBEST-4B, OR 87TBEST-4C REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCKOUT BREAKER 3103 BREAKER 3203 BREAKER 3205 BREAKER 1691 BREAKER 3104 BREAKER 3204 BREAKER 3206 BREAKER 1692 OPERATOR ACTIONS FOR A VALID ALARM:

l o NOTIFY SYSTEM DISPATCHER i o VERIFY FOLLOWING BREAKERS OPEN BREAKER 3103 BREAKER 3203 BREAKER 3205 BREAKER 1691 BREAKER 3104 BREAKER 3204 BREAKER 3206 BREAKER 1692 l

DISCUSSION:

THIS IS AN INDICATION OF A PHASE IMBALANCE ON THE BACKUP ES TRANSFORMER.

THE LOCK-0UT RELAY ACTUATES TO STRIP THE POWER FEED AND THE LOADS OFF OF THE TRANSFORMER, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.

REFERENCES:

DRAWING 208-040 MT-139 SENSING ELEMENT: 86TBEST-1, 87TBEST-4A, 87TBEST-48, 87TBEST-4C AR-702 Rev. 17 Page 83

l l

l lp l ENCLOSURE 1 j (Page 83 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-07-01 Q-07-01  :

l l l

f I  :

l I l l I l 1

l l i l l B/U ES XFMR  ;

i l l FAULT  :

I I l l l l l ,

I I l

EVENT POINT 0728 l INDICATED CONDITION:

o BACKUP ES TRANSFORMER SUDDEN PRESSURE RELAY, 86SPBEST-1 AND/OR NEUTRAL GROUND & GROUND DIFFERENTIAL RELAY, 86TNGDBEST-1 HAVE ACTUATED

\p REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCKOUT BREAKER 3103 BREAKER 3203 BREAKER 3205 BREAKER 1691 BREAKER 3104 BREAKER 3204 BREAKER 3206 BREAKER 1692 OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER o VERIFY FOLLOWING BREAKERS OPEN BREAKER 3103 BREAKER 3203 BREAKER 3205 BREAKER 1691 l BREAKER 3104 BREAKER 3204 BREAKER 3206 BREAKER 1692 DISCUSSION:

THIS IS INDICATION OF A FLASH OVER OR AN INTERNAL GROUND ON THE BACKUP ES TRANSFORMER. THE LOCKOUT RELAY ACTUATES TO STRIP THE POWER FEED AND THE

[ LOADS OFF 0F THE TRANSFORMER, AND TO PREVENT CLOSING IN A BREAKER ON A l FAULTED TRANSFORMER.

P

REFERENCES:

DRAWING 208-040 MT-137, 138 SENSING ELEMENT: 27C/86TNGDBEST-1, 86SPBEST-1, 51TN, 87GN, 63FPX AR-702 Rev. 17 Page 84

l l

l ENCLOSURE 1 O- (Page 84 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-07-02 Q-07-02 l

l BREAKER ,

1691/1692 j l OPEN l l

l 1

EVENT POINT 0855 l INDICATED CONDITION:

o BREAKER 1692 IS OPEN j

'O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o GREEN LIGHT IS ON, LOCATED ON THE BREAKER 1692 CONTROL STATION OPERATOR ACTIONS FOR A VALID ALARM:

o CONTACT UNITS 1 & 2 o CONTACT SYSTEM DISPATCHER l i

DISCUSSION:

THIS IS A NORMAL ALARM WHEN THE BREAKER IS NOT CLOSED. ONE OF THE FEEDER BREAKERS BEING OPENED ON THE START-UP TRANSFORMERS MAY PRESENT AN OFFSITE POWER AVAILABILITY CONCERN REFER TO TS FOR ADMINISTRATIVE REQUIREMENTS.

O

(/

REFERENCES:

DRAWING 229-102 SENSING ELEMENT: AUXILIARY CONTACT 52a 5/5c AR-702 Rev. 17 Page 85

l ,

i  ;

I

~s ENCLOSURE 1 I (Page 85 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-07-02 Q-07-02 l i

I BREAKER i 1691/1692 [

OPEN  :

i l

EVENT POINT 0860 INDICATED CONDITION:

i o BREAKER 1692 GROUND FAULT LOCK-0UT RELAY 86FDM HAS ACTUATED, DUE TO  :

CURRENT ON THE NEUTRAL / GROUND SENSED BY RELAY 50G/M  ?

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-0UT BREAKER 3103 BREAKER 3104 BREAKER 3203 BREAKER 3204 BREAKER 3205 BREAKER 3206 BREAKER 1691 BREAKER 1692 OPERATOR ACTIONS FOR A VALID ALARM:

o ENSURE BREAKER 1691 HAS OPENED o VERIFY THE OPERATION OF THE Ft LLOWING LOCK-0UT RELAYS:

86/FDM 86/PL4 86BU/PL4 86/BBB l

o VERIFY ALL FEEDER BREAKERS FROM STARTUP TRANSFORMER ~ARE OPEN.  ;

BREAKER 3103 BREAKER 3104 BREAKER 3203 l BREAKER 3204 BREAKER 3205 BREAKER 3206 DISCUSSION:

THIS IS INDICATION OF A GROUND ON THE NEUTRAL FOR BREAKER 1692. THE LOCK-0VT RELAY ACTUATES TO STRIP THE POWER FEED AND THE LOADS OFF OF THE TRANSFORMER, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.

REFERENCES:

DRAWING 229-103 SENSING ELEMENT: 50G/M, 86/FDM AR-702 Rev. 17 Page 86 r . -_

l  !

i l ENCLOSURE 1  !

(Page 86 of 111)

{

l SSF ANNUNCIATOR RESPONSE SF-A2-07-02 Q-07-02  !

l +

l l  !

l BREAKER  :

1691/1692 l OPEN '

EVENT POINT 0861 i INDICATED CONDITION:

I o BREAKER 1691 IS OPEN  !

O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

f o GREEN LIGHT IS ON, LOCATED ON THE BREAKER 1691 CONTROL STATION.

1 OPERATOR ACTIONS FOR A VALID ALARM:

o CONTACT UNITS 1 & 2

! o CONTACT SYSTEM DISPATCHER DISCUSSION:

l THIS IS A NORMAL ALARM WHEN THE BREAKER IS NOT CLOSED. ONE OF THE FEEDER BREAKERS BEING OPENED ON THE START-UP TRANSFORMERS MAY PRESENT AN OFFSITE POWER AVAILABILITY CONCERN.,

REFER TO TS FOR ADMINISTRATIVE REQUIREMENTS.

REFERENCES:

DRAWING 104 SENSING ELEMENT: AUXILIARY CONTACT 52a 5/5c AR-702 Rev. 17 Page 87

,-.- -. - , ,~

l ENCLOSURE 1 (Page 87 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-07-03 Q-07-03 BACKUP ES XFMR MAJOR ALARM EVENT POINT 0631 INDICATED CONDITION:

o BACKUP ES TRANSFORMER PRESSURE RELIEF DEVICE HAS ACTUATED DUE TO A PRESSURE >10 PSIG AS SENSED BY DEVICE 63 PR O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o LOCAL PRESSURE INDICATOR OPERATOR ACTIONS FOR A VALID ALARM:

o NOT FY SYSTEM DISPATCHER o VERIFY ALL BEST TRANSFORMER OIL PUMPS AND FANS ARE OPERATING o VERIFY TRANSFORMER TEMPERATURES ARE NORMAL o CONSIDERATION SHOULD BE GIVEN TO REDUCE ELECTRICAL LOAD DISCUSSION:

THIS ALARM IS INDICATIVE OF A FAULT INTERNAL TO THE TRANSFORMER, THE LOAD ON THE TRANSFORMER SHOULD BE REDUCED AS MUCH AS POSSIBLE

REFERENCES:

DRAWING 208-040 MT-140, MT-138 SENSING ELEMENT: 63PR, 86SPBEST-1 AR-702 Rev. 17 Page 88

l l

l ENCLOSURE _1 i g (Page 88 of 111)  !

SSF ANNUNCIATOR RESPONSE SF-A2-07-03 Q-07-03 l l

l BACKUP ES XFMR MAJOR ALARM i

l i EVENT POINT 0857 i  :

i INDICATED CONDITION:

i o BACKUP ES TRANSFORMER OIL LEVEL LOW l

. 1 iO  !

I REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

, o LOCAL LEVEL INDICATION l

l l OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER o CHECK TRANSFORMER FOR OIL LEAKAGE l

i I

l DISCUSSION:

REFERENCES:

DRAWING 208-040 MT-140 SENSING ELEMENT: 71Q l

t AR-702 Rev. 17 Page 89 l

1 l

I

I

! l l

[

ENCLOSURE 1

[q (Page 89 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-07-03 Q-07-03 BACKUP ES XFMR MAJOR ALARM i

EVENT POINT 1813 l

INDICATED CONDITION:

o BACKUP ES TRANSFORMER TEMPERATURE HIGH DUE TO EITHER OIL TEMPERATURE  ;

>90 C AS SENSED BY DEVICE 26Q OR WINDING TEMPERATURE >105'C AS SENSED BY DEVICE 49 l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l o LOCAL INDICATING GAGES FOR OIL TEMPERATURE AND WINDING TEMPERATURE l

i I

OPERATOR ACTIONS FOR A VALID ALARM: i o NOTIFY SYSTEM DISPATCHER I o VERIFY ALL BACKUP ES TRANSFORMER OIL PUMPS AND FANS OPERATING o CONSIDERATION SHOULD BE GIVEN TO REDUCE ELECTRICAL LOAD DISCUSSION:

THIS IS INDICATIVE OF A PROBLEM WITH THE TRANSFORMER COOLING SYSTEM CONSIDERATION SHOULD BE GIVEN TO REDUCING THE LOAD ON THE TRANSFORMER. l l

l

REFERENCES:

DRAWING 208-40 MT-140 SENSING ELEMENT: 26Q AR-702 Rev. 17 Page 90 i

ENCLOSURE 1 z (Page 90 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-07-04 Q-07-04 I

i BACKUP ES XFMR MINOR ALARM i

EVENT POINT 1151 INDICATED CONDITION:

o BACKUP ES TRANSFORMER LOSS OF COOLING / GAS CONTROL O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o LOCAL FLOW INDICATION OPERATOR ACTIONS FOR A VALID AI. ARM:

o NOTIFY SYSTEM DISPATCHER o VERIFY BEST TRANSFORMER OIL PUMP & FANS OPERATING l

DISCUSSION:

REFERENCES:

DRAWING 208-040 MT-140 I , SENSING ELEMENT: 74TDOE, 63C, 63RG, 63LG AR-702 Rev. 17 Page 91

l l

"N ENCLOSURE 1 l (h (Page 91 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-07-04 Q-07-04 l ,

l l l

l I

! l l

l l

BACKUP ES XFMR MINOR ALARM l

EVENT POINT 1153 INDICATED CONDITION:

o BACKUP ES TRANSFORMER LOSS OF AUXIL'IARY AC POWER lO REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l l

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER l

DISCUSSION:

THE TRANSFORMER SHOULD CONTINUE TO BE FUNCTIONAL ON THE NORMAL POWER SUPPLY l

rh ty

REFERENCES:

DRAWING 208-040 MT-140 l SENSING ELEMENT: 27-1, 27-2, 27-3 t

l AR-702 Rev. 17 Page 92

ENCLOSURE 1 A (Page 92 of 111)

.Q)

SSF ANNUNCIATOR RESPONSE SF-A2-07-05 Q-07-05 I

BREAKER 1692 TROUBLE  ;

EVENT POINT 0856 INDICATED CONDITION o BREAKER 1692 LP AIR SYSTEM PRESSURE IS LOW O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER DISCUSS, ION:

BREAKER I692 IS A 2?OKV AIR OPERATED (ATB) TYPE OF BREAKER. l THIS ALARM INDICATES THE BREAKER 1692 AIR OPERATING SYSTEM LP AIR PRESSURE IS BELOW NORMAL, AND THEREFORE LARGE AIR LEAKS, OR COMPRESSOR / COMPRESSOR CONTROL FAILURES ARE PROBABLE.

OPERATING BREAKER 1692 SEVERAL TIMES IN A BRIEF PERIOD OF TIME CAN USE i MORE AIR THAN THE RATE AT WHICH THE COMPRESSOR CAN MAINTAIN.

REFERENCES:

DRAWING 229-102; DRAWING S171-(SUBSTATION)

SENSING ELEMENT: 63AL i

AR-702 Rev. 17 Page 93

E_NCLOSURE 1  !

( (Page 93 of 111)

SSF ANNUNCIATOR RESPONSE S F-A2-07-0 5 Q-07-05 i

BREAKER 1692

' TROUBLE i

EVENT POINT 0859 i

I INDICATED CONDITION:  !

o BREAKER 1692 HP AIR SYSTEM PRESSURE IS LOW  ;

O  !

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l OPERATOR ACTIONS FOR A VALID ALARM:

i o NOTIFY SYSTEM DISPATCHER '

DISCUSSION:

BREAKER 1692 IS A 230KV AIR OPERATED (ATB) TYPE OF BREAKER.

THIS ALARM INDICATES THE BREAKER 1692 AIR OPERATING SYSTEM LP AIR PRESSURE IS BELOW NORMAL, AND THEREFORE LARGE AIR LEAKS, OR COMPRESSOR / COMPRESSOR CONTROL FAILURES ARE PROBABLE.

OPERATING BREAKER 1692 SEVERAL TIMES IN A BRIEF PERIOD OF TIME CAN USE MORE AIR THAN THE RATE AT WHICH THE COMPRESSOR CAN MAINTAIN.

i A

REFERENCES:

DRAWING 229-102; DRAWING S171 (SUBSTATION)

SENSING ELEMENT: 63AH AR-702 Rev. 17 Page 94

.- ~ - . _ _ . - _ , . . _ . . - . . . . _ - . - - . - _- -. - -.... --.-. . - . - . . . -

l ENCLOSURE 1 (Page 94 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-07-05 Q-07-05 BREAKER 1692 TROUBLE EVENT POINT 0866 INDICATED CONCITION:

o BREAKER 1692 AIR COMPRESSOR RUN TIME EXCESSIVE O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER 1.

! DISCUSSION:

' BREAKER 1692 IS A 230KV AIR OPERATED (ATB) TYPE OF BREAKER.

THIS ALARM INDICATES THE BREAKER 1692 AIR OPERATING SYSTEM AIR COMPRESSOR HAS BEEN RUNNING LONCER THAN NORMAL, AND THEREFORE LARGE AIR LEAKS OR FAILURES ARE PROBABLE. THE COMPRESSOR IS USED FOR MAINTAINING THE HIGH PRESSURE RESERVOIR ABOVE THE HP AIR MINIMUM PRESSURE SETPOINT.

OPERATING BREAKER 1692 SEVERAL TIMES IN A BRIEF PERIOD OF TIME CAN USE MORE AIR THAN THE RATE AT WHICH THE COMPRESSOR CAN MAINTAIN.

\

REFERENCES:

DRAWING 229-102; DRAWING S171 (SUBSTATION)

SENSING ELEMENT: COMPRESSOR CONTROLLER AR-702 Rev. 17 Page 95 t.

I I

l l

. n ENCLOSURE 1 lQ 1

(Page 95 of 111)

\

l SSF ANNUNCIATOR RESPONSE lSF-A2-07-06 Q-07-06 )

l l 1

l l

PLANT LINE 4 FAULT

! EVENT POINT 0858 INDICATED CONDITION:

l l o PLANT LINE 4 PRIMARY DIFFERENTIAL LOCK-0UT RELAY 86/PL4 HAS ACTUATED, '

DUE TO CURRENT DIFFERENTIAL ON THE PRIMARY SIDE OF THE STARTUP AND BEST TRANSFORMER AS SENSED BY 87PL44A, 87PL44B, OR 87PL44C REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-0UT l BREAKER 3103 BREAKER 3104 BREAKER 3203 BREAKER 3204 BREAKER 3205 BREAKER 3206 BREAKER 1691 BREAKER 1692 OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY THE OPERATION OF THE LOCK OUT RELAYS 86/PL4, 86X/PL4 o ENSURE THAT ALL FEEDER BREAKERS FROM THE STARTUP AND 'BEST'  !

TRANSFORMERS I ARE OPEN.

DISCUSSION:

, l L THIS IS INDICATION OF A FAULT ON THE INCOMING 230KV LINE TO THE STARTUP AND BEST TRANSFORMERS. THE LOCK-0UT RELAY ACTUATES TO STRIP THE POWER FEED AND THE LOADS OFF OF THE TRANSFORMERS, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.

O

REFERENCES:

DRAWING 207-012, 229-107 SENSING ELEMENT: RELAY 86BU/PL4-1, 86BU/PL4-2, 87 AUX-4A, 87 AUX-4B, 87 AUX-4C AR-702 Rev. 17 Page 96

t l

p ENCLOSURE 1 1

Q (Page 96 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-07-06 Q-07-06 l

l l

i l

l PLANT LINE 4 FAULT j EVENT POINT 0862 l 1

INDICATED CONDITION:

o PLANT LINE 4 BACK-UP DIFFERENTIAL LOCK-0UT RELAY 86BU/PL4 HAS ACTUATED, DUE TO AN OVER CURRENT ON THE PRIMARY SIDE OF THE STARTUP AND BEST TRANSFORMERS AS SENSED BY 87 AUX 4A, 87 AUX 48, OR 8 AUX 44C REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-0UT BREAKER 3103 BREAKER 3104 BREAKER 3203 BREAKER 3204 BREAKER 3205 BREAKER 3206 BREAKER 1691 BREAKER 1692 ,

OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY THE OPERATION OF THE LOCK OUT RELAYS 86BU/PL4, 86BU/PL4 o ENSURE THAT ALL FEEDER BREAKERS FROM THE STARTUP AND 'BEST' TRANSFORMERS i ARE OPEN. I c

l f

DISCUSSION:

THIS IS INDICATION OF A FAULT ON THE INCOMING 230KV LINE TO THE STARTUP AND BEST TRANSFORMER. THE LOCK-0UT RELAY ACTUATES T0' STRIP THE POWER FEED AND THE LOADS OFF OF THE TRANSFORMERS, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.

REFERENCES:

DRAWING 207-012, 229-107 SENSING ELEMENT: RELAY 86BU/PL4-1, 86BU/PL4-2, 87 AUX-4A, 87 AUX-4B, 87 AUX-4C AR-702 Rev. 17 Page 97

r. _

l l  !

l EN_ CLOSURE 1 1 (Page 97 of ill)

SSF ANNUNCIATOR RESPONSE SF-A2-07-07 Q-07-07 l

3 230KV GRID DEGRADING EVENT POINT 0827 INDICATED CONDITION:

o 4160V ES BUS 3A VOLTAGE IS < 4019 VAC FOR >2 SECS AS SENSED BY RELAY 275LUA/32EA REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o "A" ES 4160V BUS VOLTAGE METER INDICATING < 4019 VAC l

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER TO INCREASE GRID VOLTAGE  ;

i DISCUSSION:

THIS ALARM IS INTENDED TO ALERT OPERATORS OF AN IMPENDING DEGRADED VOLTAGE l (SLUR) CONDITION IN THE 230KV GRID. THIS CONDITION IS A PRECURSOR TO A i DEGRADED VOLTAGE TRIP OF THE "A" ES 4160V BUS. j ALARM RESET SHOULD OCCUR BETWEEN 4038 AND 4058 VOLTS AC.

REFERENCES:

DRAWING 208-040 SHEET MT-131 l SENSING ELEMENT: RELAY 275LUA/32EA AR-702 Rev. 17 Page 98 i

t a

t ENCLOSURE 1 (Page 98 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-07-07 Q-07-07  !

! l l

I

.. 230KV GRID DEGRADING EVENT POINT 0828 l

l INDICATED CONDITION:

o 4160V ES BUS 3B VOLTAGE IS < 4019 VAC FOR >2 SECS AS SENSED BY RELAY

! 275LUB/32EB I LO l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o "B" ES 4160V BUS VOLTAGE METER INDICATING < 4019 VAC l

l OPERATOP, ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER TO ING EASE GRID VOLTAGE l

DISCUSSION:

l THIS ALARM IS INTENDED TO ALERT OPERATORS OF AN IMPENDING DEGRADED VOLTAGE (SLUR) CONDITION IN THE 230KV GRID. THIS CONDITION IS A PRECURSOR TO A DEGRADED VOLTAGE TRIP OF THE "B" ES 4160V BUS.

ALARM RESET SHOULD OCCUR BETWEEN 4038 AND 4058 VOLTS AC.

REFERENCES:

DRAWING 208-040 SHEET MT-132 l SENSING ELEMENT: RELAY 275LUB/32EB AR-702 Rev. 17 Page 99

p ENCLOSURE 1 (Page 99 of 111)

Q  ;

i SSF ANNUNCIATOR RESPONSE S F- A2-08-01 Q-08-01 i l

l l l l l l l l OFFSITE PWR

• l l SOURCE XFMR l

l l FAULT

! l l l l 1 -

! I I ,

l EVENT POINT 0777 l

INDICATED CONDITION:

{

! .o 0FFSITE POWER TRANSFORMER GROUND FAULT LOCK-0UT RELAYS 71T9TD, 7BD9,  !

! 71T9TN HAS ACTUATED, DUE TO CURRENT ON THE NEUTRAL / GROUND SENSED BY RELAY SON, 50AN, OR 50AM.

I REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-0UT l BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 OPERATOR ACTIONS FOR A VALID ALARM

o ENSURE THAT FEEDER AND LOAD BREAKERS FROM OFFSITE POWER TP,ANSFORMER ARE OPEN.

BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 DISCUSSION:

THIS IS INDICATION OF AN INTERNAL GROUND ON THE OFFSITE POWER TRANSFORMER.

THE LOCK-0UT RELAY ACTUATES TO STRIP THE POWER FEED AND THE LOADS OFF OF THE TRANSFORMER,' AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.

(

REFERENCES:

DRAWING 208-079 SHEET SB-18 j SENSING ELEMENT: RELAYS SON 50AN SOAM AR-702 Rev. 17 Page 100 l

I I

p I

r ENCLOSURE 1  ;

8 (Page 100 of 111)  !

i SSF ANNUNCIATOR RESPONSE S F- A2-08-01 Q-08-01 I I  ;

j l OFFSITE PWR l l SOURCE XFMR  !

l l FAULT l l l .

I I l l I l EVENT POINT 2043 l F i  !

INDICATED CONDITION:

I o 0FFSITE POWER TRANSFORMER LOCK-0UT RELAYS 71T95P, 7BOC9 HAVE ACTUATED, ,

DUE TO DETECTION OF A SUDDEN PRESSURE RLSE, OR A PHASE DIFFERENTIAL AS t SENSED BY DEVICE SOM, AND SOAD f

i REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-OUT j BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 I l

OPERATOR ACTIONS FOR A VALID ALARM: i o ENSURE THAT FEEDER AND LOAD BREAKERS FROM OFFSITE POWER TRANSFORMER ARE OPEN.

BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 DISCUSSION:

THIS IS INDICATION OF A FLASH OVER ON THE OFFSITE POWER TRANSFORMER. THE LOCK-0UT RELAY . ACTUATES TO STRIP THE POWER FEED AND THE LOADS OFF OF THE TRANSFORMER, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.

CD Re ,EReNCeS, eRAW1Nc 2e 07, Sheer 5,.1, SENSING ELEMENT: RELAYS 50AD, SOM AR-702 Rev. 17 Page 101 r _ _ _ _ . . _ _ . . __

. . . .. - - _ _ _ ~ , - . . . - - - - . - . . = - - - --

L <

t

, pg ENCLOSURE 1 V (Page 101 of 111) l l SSF ANNUNCIATOR RESPONSE SF-A2-08-02 Q-08-02 ,

t I

l f

l BREAKER

! 4900/4902 TRIP l

l l

EVENT POINT 1103 l INDICATED CONDITION:

l o 0FF SITE POWER TRANSFORMER PROTECTIVE LOCKOUT RELAY 7BDA-PRI, AND/OR 7BDA-BU HAVE ACTUATED

(

lV t

i REDUNDANT INDICATION WHICH WILL VERIFY ALAPJ4:

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-0UT BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 OPERATOR ACTIONS FOR A VALID ALARM:

o REFER TO AP-770 o VERIFY FEEDER AND LOAD BREAKERS FROM OFFSITE POWER TRANSFORMER OPEN o NOTIFY SYSTEM DISPATCHER DISCUSSION:

l THIS IS INDICATION OF A FAULT ON Tl!E OFFSITE POWER TRANSFORMER. THE LOCK-

! OUT RELAY ACTUATES TO STRIP THE POWER FEED AND THE LOADS OFF OF THE TRANSFORMER, AND TO PREVENT CLOSING IN A BREAKER ON A FAL'!.TED TRANSFORMER.

O

REFERENCES:

DRAWING 208-079 SHEET SB-18 SENSING ELEMENT: RELAY 49M/7BDA-PRI, 49N/7BDA-BU AR-702 Rev. 17 Page 102

ENCLOSURE 1 (Page 102 of 111)  :

SSF ANNUNCIATOR RESPONSE SF-A2-08-02 Q-08-02 l i l  !

l BREAKER 4900/4902 j TRIP I

l l EVENT POINT 1104 l

j INDICATED CONDITION:

o 0FF SITE POWER TRANSFORMER PROTECTIVE LOCKOUT RELAY 7BDB-PRI, AND/OR 7BDB-BU HAVE ACTUATED O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-0UT BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 l

l l OPERATOR ACTIONS FOR A VALID ALARM:

i o REFER TO AP-770 o VERIFY FEEDER AND LOAD BREAKERS FROM OFFSITE POWER TRANSFORMER OPEN l- o NOTIFY SYSTEM DISPATCHER DISCUSSION:

THIS IS INDICATION OF A FAULT ON THE OFFSITE POWER TRANSFORMER. THE LOCK-OUT RELAY ACTUATES TO STRIP'THE POWER FEED AND THE LOADS OFF OF THE TRANSFORMER, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.

REFERENCES:

DRAWING 208-079 SHEET SB-18 SENSING ELEMENT: RELAY 49AM/7BDB-PRI, 49AN/7BDB-BU AR-702 Rev. 17 Page 103 c.

_ . _ _ _ . _ _ _ _ _ . _ _ . _ _ _ . . _ _. . __ __ _ _.__.___m. . _ . . _ .

i i ENCLOSURE 1 (Page 103 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-08-02 Q-08-02 i

l BREAKER

4900/4902 i

TRIP L

I EVENT POINT 1132 INDICATED CONDITION:

o 0FFSITE POWER TRANSFORMER BREAKER 4900 HAS AUTO TRIPPED REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o GREEN BREAKER STATUS LIGHT WILL BE ON OPERATOR ACTIONS FOR A VALID ALARM:

o VERIFY BREAKER POSITION o REFER TO AP-770 o NOTIFY SYSTEM DISPATCHER DISCUSSIGN:

ONE OF THE FEEDER BREAKERS BEING OPEN ON THE OFFSITE POWER TRANSFORMER MAY PRESENT AN OFFSITE POWER AVAILABILITY CONCERN; REFER TO TS FOR ADMINISTRATIVE REQUIREMENTS.

REFERENCES:

229-109 SENSING ELEMENT: 52b/4900, CS/0, CS/SC AR-702 Rev. 17 Page 104

1 ENCLOSURE 1 (Page 104 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-08-02 Q-08-02 I

l BREAKER -

l 4900/4902 )

l TRIP 1

l EVENT POINT 1030

(

l INDICATED CONDITION:

o 0FFSITE POWER TRANSFORMER BREAKER 4902 HAS AUTO TRIPPED O

( REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o GREEN BREAKER STATUS LIGHT WILL BE ON 1

OPERATOR ACTIONS FOR A VALID ALARM: ,

o VERIFY BREAKER POSITION o REFER TO AP-770 o NOTIFY SYSTEM DISPATCHER ,

DISCUSSION:

I j ONE OF THE FEEDER BREAKERS BEING OPEN ON THE OFFSITE POWER TRANSFORMER MAY

- PRESENT AN OFFSITE POWER AVAILABILITY CONCERN; REFER TO TS FOR I

ADMINISTRATIVE REQUIREMENTS.

O'

REFERENCES:

229-110 SENSING ELEMENT: 52b/4902, CS/0, CS/SC AR-702 Rev. 17 Page 105 L

ENCLOSURE 1 (Page 105 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-08-03 Q-08-03 l

OFFSITE PWR SOURCE XFMR MAJOR ALARM EVENT POINT 1337 INDICATED LONDITION:

o 0FFSITE POWER TRANSFORMER PRESS RELIEF DEVICE HAS ACTUATED, DUE TO A PRESSURE >10 PSIG AS SENSED BY DEVICE 63PR O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o LOCAL PRESSURE INDICATOR OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER o REFER TO OP-703

i I

DISCUSSION:  !

THIS ALARM IS INDICATIVE OF A FAULT INSIDE THE TRANSFORMER, THE LOAD ON THE TRANSFORMER SHOULD BE REDUCED AS MUCH AS POSSIBLE.

l \

i

REFERENCES:

DRAWING 208-079 SHEET SB-018

( SENSING ELEMENT: DEVICE 63PR AR-702 Rev. 17 Page 106 L

ENCLOSURE 1 C (Page 106 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-08-03 Q-08-03 OFFSITE PWR SOURCE XFMR MAJOR ALARM EVENT POINT 1423 INDICATED CONDITION:

o 0FFSITE POWER TRANSFORMER TEMPERATURE HICli DUE TO EITHER OIL TEMPERATURE

>90 C AS SENSED BY DEVICE 26Q OR WINDING TEMPERATURE >Il0*C AS SENSED BY DEVICE 49 k

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o LOCAL INSTRUMENTS FOR WINDING AND OIL TEMPERATURE OPERATOR ACTIONS FOR A VALID ALARM:

l o NOTIFY SYSTEM DISPATCHER I o VERIFY ALL OFFSITE POWER TRANSFORMER OIL PUMPS AND FANS OPERATING o CONSIDERATION SHOULD BE GIVEN TO REDUCE ELECTRICAL LOAD .  !

o REFER TO OP-703 DISCUSSION:

THIS IS INDICATIVE OF A PROBLEM WITH THE TRANSFORMER COOLING SYSTEM CONSIDERATION SHOULD BE GIVEN TO REDUCING THE LOAD ON THE TRANSFORMER.

THE FANS WILL AUTO START AT 70*C, THE FANS AND PUMP AUTO START AT 80*C.

t n

V-

REFERENCES:

DRAWING 208-079 SHEET SB-018 SENSING ELEMENT: 26Q, 49

-AR-702 Rev. 17 Page 107

ENCLOSURE 1 (Page 107 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-08-03 Q-08-03 l

l i

OFFSITE POWER SOURCE XFMR l MAJOR ALARM EVENT POINT 1527 i

INDICATED CONDITION:

o 0FFSITE POWER SOURCE XFMR LOW OIL LEVEL REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

! o LOCAL LEVEL INSTRUMENT OPERATOR ACTIONS FOR A VALID ALARM:

i l o NOTIFY SYSTEM DISPATCHER

! o REFER TO OP-703 I

l DISCUSSION:

o SEND OPERATOR TO SWITCHYARD TO CHECK FOR POSSIBLE LEAK & GET READINGS FROM LOCAL INSTRUMENTATION.

REFERENCES:

208-079 - SB-18 j SENSING ELEMENT: T9AL(71Q)

AR-702 Rev. 17 Page 108

ENCLOSURE 1 (Page 108 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-08-04 Q-08-04 4

OFFSITE PWR SOURCE XFMR MINOR ALARM EVENT POINT 0496 INDICATED CONDITION:

o 0FFSITE POWER TRANSFORMER HAS EXPERIENCED A LOSS OF 480V AUXILIARY POWER AS SENSED BY T9AL(27) VOLTAGE RELAY O -

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY THE SYSTEM DISPATCHER DISCUSSION:

THIS CONDITION SHOULD NOT CAUSE ANY CONCERN, AS THERE IS A BACK UP POWER SUPPLY AS WELL AS A NORMAL POWER SUPPLY. THE TRANSFORMER SHOULD CONTINUE TO BE FUNCTIONAL.

REFERENCES:

DRAWING 208-079 SHEET 58-018 SENSING ELEMENT: T9AL(27)

AR-702 Rev. 17 Page 109

ENCLOSURE 1 O (Page 109 of 111)

SSF ANNUNCIATOR RESPONSE S F- A2-08-04 Q-08-04 OFFSITE PWR SOURCE XFMR MINOR ALARM EVENT POINT 0797 INDICATED CONDITION:

o 0FFSITE POWER TRANSFORMER COOLING FANS, OR OIL PUMPS ARE NOT RUNNING AS REQUIRED BY THE TEMPERATURE SWITCHES. AS SENSED BY T9AL(74/TD0E)

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o LOCAL OBSERVATION OF COOLING FANS AND OIL PUMP OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY THE SYSTEM DISPATCHER o REDUCE LOAD ON THE TRANSFORMER o START ALL PUMPS AND FANS IN MANUAL o REFER TO OP-703 DISCUSSION:

THIS CONDITION COULD CAUSE AN OVERHEATING PROBLEM WITH THE TRANSFORMER, CONSIDERATIONS SHOULD BE GIVING TO UNLOADING THE TRANSFORMER UNTIL THE PROBLEM IS CORRECTED.

O'

REFERENCES:

DRAWING 208-079 SHEET 5B-018 SENSING ELEMENT: T9AL(74/TDOE)

AR-702 Rev. 17 Page 110

ENCLOSURE 1 O (Page 110 of 111)

SSF ANNUNCIATOR RESPONSE SF- A2-08-05 Q-08-05 BREAKER 4900/4902 TROUBLE EVENT POINT 0146 INDICATED CONDITION:

o BREAKER 4900 FAILED TO TRIP OPEN O

REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o BREAKER 4900 IS CLOSED OPERATOR ACTIONS FOR A VALID ALARM:

o OPEN BREAKER 4900 o NOTIFY SYSTEM DISPATCHER DISCUSSION:

i

REFERENCES:

DRAWING 208-079, 58-18 l SENSING ELEMENT: BF4900

}

AR-702 Rev. 17 Page 111

i t

,A ENCLOSURE 1 I l- (Page 111 of 111)  ;

i SSF ANNUNCIATOR RESPONSE SF-A2-08-05 Q-08-05 i t

BREAKER 4900/4902 ,

i TROUBLE i

1 l

EVENT POINT 0147  !

INDICATED CONDITION:

l j o BREAKER 4902 FAILED TO TRIP OPEN REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

o BREAKER 4902 IS CLOSED OPERATOR ACTIONS FOR A VAtID ALARM:

o OPEN BREAKER 4902 I o NOTIFY SYSTEM DISPATCHER l l

2 DISCUSSION: i I

REFERENCES:

DRAWING 209-079, 58-18 i SENSING ELEMENT: BF4902 AR-702 Rev. 17 Page 112

(

l ENCLOSURE 1 (Page 110 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-08-05 Q-08-05 l I

l i

l BREAKER '

4900/4902 TROUBLE l

l l EVENT POINT 1883 i J

INDICATED CONDITION:

o BREAKER 4900 LOW GAS / SPRING CHARGE

,O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

l OPERATOR ACTIONS FOR A VALID ALARM:

l o NOTIFY SYSTEM DISPATCHER l

DISCUSSION:

{

l l

REFERENCES:

DRAWING 229-109 l SENSING ELEMENT: 48EE, 48FF

)

AR-702 Rev. 17 Page 113 i

.- .-. , . - .. . . . - = _ _ - _ - . . - - . - - - . . . -

l I

/ ENCLOSURE 1

, (Page 111 of 111)

SSF ANNUNCIATOR RESPONSE SF-A2-08-05 Q-08-05 BREAKER 4900/4902 TROUBLE

EVENT POINT 1891 l

l INDICATED CONDITION:

o BREAKER 4902 LOW GAS / SPRING CHARGE O

l REDUNDANT INDICATION WHICH WILL VERIFY ALARM:

OPERATOR ACTIONS FOR A VALID ALARM:

o NOTIFY SYSTEM DISPATCHER j DISCUSSION:

i i ,

REFERENCES:

DRAWING 229-110 SENSING ELEMENT: 48KK, 48LL AR-702 Rev, 17 Page 114 (LAST PAGE)

PROCEDURE DEVELOPMENT AND REVISION RECORD Procedure: AR0702 New Rev: 17 PRR#: 18119

Title:

SSF.Q ANNUNCIATOR RESPONSE MINOR CHANGES If Minor Changes are included, check the applicable box (es) and provide a list of affected steps.

The following corrections are incorporated throughout:

_ Sentence Structure _ Redundant words or phrases

_ Punctuation _ Abbreviations l _ Capitalization _ Obviously incorrect units of rnessure

_ Spelling _ inadvertently omitted symbols (#, %, etc.)

_ Organizational Changes: position titles, _ Obvious step numbering discrepancies department names, or telephone numbers

_ Format The following corrections are incorporated in the step (s) indicated: "Throughout" is used in lieu of Step # if a specific change affects a large number of steps.

j Correcting equipment nomenclature that does not agree l with field labels or balance of procedure l

l Changing information that is obviously incorrect and referenced correctly elsewhere Misplaced decimals that are pelther setpoint values nor  !

tolerances

Reference to a procedure when an approved procedure l has taken the place of another procedure Fixing branching points when it is clear the branching steps were originally intended but were overlooked or ,

incorrectly stated due to step number changes 1 i Adding clarifying information such as NOTES and CAUTIONS i ,

Adding words to clarify steps, NOTES, or CAUTIONS which ,

clearly do not change the methodology or intent of the l steps l

- ... - _ _ . -- -- . . . . . . . . .- ~. . ..- -

g PROCEDURE DEVELOPMENT AND REVISION RECORD V Procedure: AR0702 l New Rev: 17 PRR#: 16119 ,

l

Title:

SSF.Q ANNUNCIATOR RESPONSF MINOR CHANGES .

l l

' t If Minor Changes are included, check the applicable box (es) and provide a list of affected steps.

l The following corrections are incorporated throughout:  !

- Sentence Structure _ Redundant words or phrases l l _ Punctuation _ Abbreviatons ,

1

_ Capitalization _ Obviously incorrect units of measure

_ Spelling _ inadvertently omitted symbols (#, %, etc.)

_ Organizational Changes: position titles, _ Obvious step numbering discrepancies department names, or telephone numbers E Format The following corrections are incorporated in the step (s) indicated: "Throughout* ls used in lieu of Step # If a specific change affects a large number of steps.

Correcting equipment nomenclature that does not agree with field labels or balance of procedure l

O Changing information that is obviously incorrect and referenced correctly elsewhere.

l Misplaced decimals that are neither setpoint values nor l tolerances Reference to a procedure when an approved procedure has taken the place of another procedure i

Fixing branching points when it is clear the branching steps were originally intended but were overlooked or incorrectly stated due to step number changes Adding clarifying information such as NOTES and CAUTIONS Adding words to clarify steps, NOTES, or CAUTIONS which i

clearly do not change the methodology or intent of the steps v

i l

l l

l

l l

PROCEDURE DEVELOPMENT AND REVISION RECORD 3 l

t Procedure: AR0702 New Rev: 17 PRR#: 16119 l

!. {

l

Title:

SSF-Q ANNUNCIATOR RESPONSE i

l NON-INTENT CHANGES Changes are incorporated for the reasons provided. "Throughout"is used in lieu of Step # If a specific change affects a large number of steps. For new or cancelled procedures the reason is provided.

Event point 568 this event point was removed in error by the previous revision.

l l

Event point 571 this event point was removed in error by the previous revision.

i-I I

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i i

l L

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r I