ML20202B030

Rev 18 to AR-603, Tgf O Anunciator Response

ML20202B030
Person / Time
Site:	Crystal River
Issue date:	02/03/1998
From:	FLORIDA POWER CORP.
To:
References
AR-603, NUDOCS 9802110066
Download: ML20202B030 (107)

Text

{{#Wiki_filter:. .-.. ~ - Document Transmittil #:- 86638. Date: 2/3/98 T: NRC (DC DESK) MAC: N/A Destination:

== Description:== Copy Copy Totals Document: Revision: Comrrient: INFO CNTL MSTR AR0603 18 24 1 0 0 instructions to the Addressee: \\ ~ Pl:ase verify the document's) received agrees with the above information. s . Operations department must attach old document (s) or prtions of document (s)' superseded by the above to this transmittal. The signature indicates acknowledgment of receipt of the a'ouve document (s) and that documents have be:n updated. Retum signed and dated transmittal to Document Control within 15 working days of transmittal date to mail code: NA1C Florida Power Corporaton ] j ljlll'"g

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Crystal River Energy Complex 15760 W. Power Line st. Crystal River, FL 34428-6708 Signature of Addressee: Date: 9902110066 900203 pDR ADOCK 05000302 F PDR x, J

Rev. 18 Effective Date g g o 9 M A.-,- g a t. ONLY i ANNUNCIATOR RESPONSE AR-603 FLORIDA POWER CORPORATION CRYSTAL RIVER UNIT 3 TGF 0 ANNUNCIATOR RESPONSE APPROVED BY: Interpretation Contact kJ *&.L /e r AW/ (STGNATURE ON FILE) / DATE* '5 O / / INTERPRETATION CONTACT: Manager, Nuclear Plant Operations Support i i /

, TABLE OF CONTENTS SECTION f' PAGE 1.0 PURPOSE.........................................................,,,,,,,,,1 2 0.REEERENCES.............................................................. 1 2.1 IMPLEMENTING REFERENCES............................................. 1 2.2 DEVELOPMENTAL REFERENCES.....................................,. ,,.. 1 3.O PER50NNEL INDOCTRINATION................'.........................,,,,,,,1 4.0 INSIRUCTIONS............................................................ 2 5.0 FOLLOW-UP ACTIONS...................................................... 2 ENCLOSURE 1 An n u n c i a t o r Res pon s e.............................................. 3 OV i s o

J.0 PURPOSE 1.1 Establish a reference document for"each Annunciator Window on the TGF-AX3 Lampbox. 1.2 Establish operator actions for valid Annunciator alarms on the TGF-AX3_Lampbox. 1.3 Establish a reference to other procedures which address operator actions for valid Annunciator alarms on the TGF-AX3 Lampbox. 2.0' REFERENCES 2.1 IMP 1EMENTING REFERENCES 2.1.1 AP-660, Turbine Trip 2.1.2 OP-607, Condenser _ Vacuum System 2.1.3 E0P, Emergency Operating Procedure 2.1.4-g OP-701, Operation of the Main Electrical Generator Systems 2.1.5 AR-921 Hydrogen Panel Annunciator Response 2.1.6 OP-203, Plant Startup -2,1.7 OP-204, Power Operations 2.1.8 PT-325, Turbine Generator Checks 2.2 DEVELOPMENTAL REFERENCES 2.2.1 INPO 90-021, Good Practice OP-217, Alarm Response Procedures 2.2.2 Annunciator Window Engraving Drawing E-224-049 2.2.3 Westinghouse Vendor Drawing CN6F9177 2.2.4 MAR 92-04-01-02, Lube Oil Purifier Installation 3.0 PERSONNEL INDOCTRINATION Q 3.1 The Annunciator System is powered from VBDP-5 Breaker 28. \\_/ AR-603 Rev. 18 Page 1

e 4 + .1 0 - INSTituCTIONS 1 ~- 14.1 Respond to. alarms on the TGF-AX3 Lampbox as indicated on

Enclosure:

1.; Annunciator Response.- i !j s-i $0 - FORI N-UP-ACTIONS ^ F l- -None-i i.. i h: i :- F p 0 s F 1 e 4 - i t t .AR-603 Rev. 18 Page 2

ENCLOSURE 1 (Page 1 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-01-01 0-01-01 C I I TURB GEN I I BRG OlL PUMP l l TRIP ] .I I o I i EVENT POINT 1614 E INDICATED CONDITION: o TBP-2 BREAKER OPEN WITH CONTROL HANDLE IN THE NORMAL AFTER START POSITION. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o CREEN LIGHT IS ON WITH A RED FLAG ON CONTROL STATION. OPERATOR ACTIONS FOR A VALID ALARM: o ENSURE TBP-3 STARTS. DISCUSSION: G.

REFERENCES:

DRAWING 208-057 TB-03 SENSING ELEMENT: CS/SC, CS/0,(CONTROL STATION CONTACTS) 42B BREAKER CONTACT AR-603 Rev. 18 Page 3

ENCLOSURE _1 (Page 2 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-01 0-01-01 {ZZZZ l I 5 I TURB GEN I I I I BRG Oil PUMP I I TRIP I I l I l l EVENT POLNT 1618 INDICATED CONDITION: o TBP-3 DC STARTER OPEN WITH CONTROL HANDLE IN NORMAL AFTER START . f. 'h.. POSITION. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o CREEN LIGHT IS ON WITH A RED FLAG ON CONTROL STATION, OPERATOR ACITONS FOR A VALID ALARM: o ENSURE TBP-2 AUTO STARTS o ENSURE TBP-8 AUTO STARTS DISCUSSION:

REFERENCES:

DRAWING 208-057 TB-12 SENSING ELEMENT: CS/SC, CS/0 CONTROL STATION CONTACTS, 42X STARTER CONTACT AR-603-Rev. 18 Page 4 w

ENCLOSURE 1 < p (Page 3 of 100 TGF'O ANNUNCIATOR RESPONSE { TGF-AX3-01-04 0-01-04 TURB GEN BRG OIL PUMP AUTO START EVENT POINT 1613 INDICATED CONDITION: o TBP-2 BREAKER' CLOSED WITH CONTROL HANCLE IN NORMAL AFTER STOP POSITION. -pi- -u REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o RED LIGHT IS ON WITH A GREEN FLAG ON CONTROL STATION. OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF OIL PUMP AUTO START. o CHECK MAIN LUBE OIL PPESSURE. DISCUSSION: LUBE OIL PRESSURE <12 PSIG AS SENSED BY TB-254-PS AUTO STARTS TPB-2

REFERENCES:

DRAWING 208-057 TB-03 SENSING ELEMENT: CS/ST, CS/0 CONTROL STATION CONTACTS, 42A BREAKER CONTACT AR-603_ Rev. 18 Page 5

ENCLOSURE 1 (Page 4 of 103)

O TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-01-04 0-01-04 TU38 GEN BRG OlL PUMP AUTO START t

EVENT POINT 1617 INDICATED CONDITION: o TBP-3 STARTER CLOSED WITH CONTROL HANDLE IN NORMAL AFTER STOP POSITION. A REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o RED LIGHT IS ON WITH A GREEN FLAG ON CONTROL STATION. OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF OIL PUMP AUTO START, o CHECK MAIN LUBE OIL PRESSURE. L DISCUSSION: LUBE OIL PRESSURE <10 PSIG AS SENSED BY TB-253-PS AUTO STARTS TPB-3

REFERENCES:

DRAWING 208-057 TB-12 r\\

'g SENSING' ELEMENT

CS/ST, CS/0 CONTROL STATION CONTACTS, 42X STARTER CONTACT AR-603 Rev. 18 Page 6

..~ _- ENCLOSURE 1 ..r (Page 5 of 103)' i, TGF 0 ANNUNCIATOR RESPONSE- { TGF-AX3-01-05 0-01-05 HP SEAL OIL BACKUP PUMP TRIP EVENT POINT 1616 INDICATED CONDITION: o TBP-8 BREAKER OPEN WITH CONTROL HANDLE IN NORMAL AFTER START POSITION. . [Q,/ REDUNDANT INDICATION WHICH WILL VERIFY ALARM: l o GREEN LIGHT IS ON WITH A RED FLAG ON CONTROL STATION. OPERATOR ACTIONS FOR A VALID ALARM: o ENSURE EITHER TBP-2 OR TBP-3, AND TBP-4 ARE RUNNING. o ENSURE TBP-5 OR TBP-10-IS RUNNING. o INVESTIGATE CAUSE OF TBP-8 1 RIP. DISCUSSION:

REFERENCES:

DRAWING 208-057 TB-04 SENSING ELEMENT: CS/ST, CS/0 CONTROL STATION CONTACTS, 42B BREAKER CONTACT I AR-603 Rev. 18 Page 7

ENCLOSURE 1 (Page 6 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-01-06 0-01-06 l-I HP SEAL Olt BACKUP PUMP AUTO START EVENT POINT 1615 INDICATED CONDITION: o TBP-8 BREAKER CLOSED WITH CONTROL HANDLE IN NORMAL AFTER STOP POSITION. ). REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o RED LIGHT IS ON WITH A GREEN FLAG ON CONTROL STATION. i OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF TBP-8 AUTO START. o CHECK OPERATION OF RUNNING TURBINE GENERATOR OIL AND SEAL OIL PUMP (S) o CHECK MAIN LUBE OIL PRESSURE. DISCUSSION: DECREASING LUBE OIL PRESSURE <12 PSIG AS SENSED BY TB-254-PS AUTO STARTS HIGH PRESSURE SEAL OIL BACK-UP PUMP, TBP-8

REFERENCES:

DRAWING 208-057 TB-04 -Q-SENSING ELEMENT: CS/ST, CS/0 CONTROL STATION CONTACTS, 42A BREAKER CONTACT %.) 'AR-603 Rev. 18 Page 8 ij

.-._m ENCLOSURE 1 gg - (Page 7 of 103) ~b TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-01-07 0-01-07 TUR8 GEN LUBE OIL SYS TROUBLE EVENT POINT 0310 INDICATED CONDITION: o-LOPU-18 SYSTEM-SHUTDOWN ) -\\ / REDUNDANT-INDICATION WHICH WILL VERIFY ALARM:- o DIRTY STRAINER LAMP _ ILLUMINATED ON LOPU-1B CONTROL PANEL o LOW'0IL LEVEL FOR LOT-2 AS SENSED BY-TB-329-LS-o LOW FLOW LAMP ILLUMINATED o HIGH SYSTEM VALUUM h12"HG OPERATOR ACTIONS'FOR A-VALID ALARM: o NOTIFY. SECONDARY PLANT OPERATOR TO INVESTIGATE CAUSE OF LOPU-1B SYSTEM SHUTDOWN. DISCUSSION:

REFERENCES:

DRAWING 209-038 LO-01 ' b) ( SENSING ELEMENT: LOPU-1B CONTROL CIRCUIT CR6X AR-603 Rev. 18 Page 9

ENCLOSURE 1 (Page 8 of 1031 TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-01-07 0-0~-07 l TURB GEN LUBE OIL SYS TROUBLE EVENT POINT 0311 i~ INDICATED CONDITION: ' o LOPU-1A DIRTY FILTER ALARM. bv REDOWDANT INDICATION WHICH WILL VERIFY ALARM: - o AMBER IND LIGHT ON LOCAL PANEL FOR FILTER #1 AS SENSED BY LO-51-DPIS o AMBER IND LIGHT ON LOCAL PANEL FOR FILTER #2 AS SENSED BY LO-52/53-DPIS o AMBER IND LIGHT ON LOCAL PANEL FOR FILTER #3 AS SENSED BY LO-54-DPIS OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTICATE CAUSE OF DIRTY FILTER ALARM. DISCUSSION: DIRTY FILTER ALARM INDICATES 1 25 PSID ON ONE OR ALL OF THE FILTERS ASSOCIATED WITH LOPU-1A. FILTER CHANGE OUT WILL BE REQUIRED. -) ((j

REFERENCES:

DRAWING 209-038-LO-01 SENSING ELEMENT: LOPU-1B CONTROL CIRCUIT CR7X ) -AR-603 Rev. 18 Page 10

I i i ENCLOSURE 1 O (Page 9 of 103) TGF 0 ANNUNCIATOR RESPONSE F 1GF-AX3-01-07 0-01-07 i I J TURS GEN LUBE OIL SYS TROUSLE i EVENT POINT 0312 l 1 INDICATED CONDITION: o LOP-2 STOP ALARM. i REDUNDANT INDICATION WHICH WILL VERIFY ALARM:' f o LO-76-SV AND LO-78-SV CLOSED i 6 OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE CAUSE OF PUMP TRIP. 3 DISCUSSION: LOP-2 IS THE "A & B" FEED PUMP LilBE OIL PURIFIER CIRCULATING PUMP. EITHER "A" FW TURBINE CONSOLE (AS SENSED BY 3FW-207-LS) OR"B" FW TURBINE CONSOLE (AS SENSED BY 3FW-208-LS) INCREASING OIL LEVEL WILL TRIP LOP-2. t i A HIGH CONSOLE OIL LEVEL MAY BE CAUSED BY A MISMATCH BE1 WEEN LOP-2 DISCHARGE FLOW AND THE RETURN DRAIN FLOW.

REFERENCES:

" DRAWING 208-038 LO-07 SENSING-ELEMENT:.3FW-207-LS/3FW-208-LS AR-603 Rev. 18. Page 11 . ~ =. -. - -..--w--.=-...

LblCLOSR Ll (Page 10 of 103) TGF 0 ANNUNCIATOR RESPONSE F TGF-AX3-01-07 0-01-07 TURD GEN LUBE OIL SYS TROUBLE EVENT POINT 0316 INDICATED CONDITION: t ) I h o LOPU-1A SYSTEM SHUTD(5#N, O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o DIRTY STRAINER LAMP ILLUMINATED ON LOPU-1A CONTROL PANEL o LOW OIL LEVEL FOR LOT-2 AS SENSED BY LO-329-LS o LOW FLOW LAMP ILLUMINATED o HIGH SYSTEM VACUUM 312"HG OPERATOR ACTION 3 FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE CAUSE OF LOPU-1A SYSTEM SHUTDOWN. DISCUSSION:

REFERENCES:

DRAWING 209 038 LO-01 SENSING ELEMENT: LOPU-1A CONTROL CIRCUIT CR6X AR-603 Rev. 18 Page 12 U au

~. - - - I ENCLOSURE 1 i O, (Page 11 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-01-07 0-01-07 i i' TURS GEN LUBE OIL SYS s TROUBLE I EVENT POINT 0317 INDICATED CONDITION: o LOPU-1B DIRTY FILTER ALARM. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o AMBER IND. LIGHT ON LOCAL PANEL FOR FILTER #1 At SENSED BY LO-63-DPIS o AMBER IND LIGHT ON LOCAL PANEL FOR FILTER #2 a5 SENSED BY LO-64/65-DPIS o AMBER IND LIGHT ON LOCAL PANEL FOR FILTER #3 AS SENSED BY LO 66-DPIS OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE CAUSE OF DIRTY FILTER ALARM.. DISCUSSION: DIRTY FILTER ALARM INDICATES a 25 PSID ON ONE OR ALL OF THE FILTERS ASSOCIATED WITH LOPU-IB. FILTER CHANGEOUT WILL BE REQUIRED. O

REFERENCES:

DRAWING 209-038 LO-01 SENSING ELEMENT: LOPU-1B CONTROL CIRCUIT CR7X AR-603-Rev. 18-Page 13

7 EELDSURE 1 (Page 12 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF AX3-01-07 0-01-07 TURB OEN LUBE OIL SYS y TROUBLE EVENT "OINT 0318 INDICATED CONDITION: o FEEDWATER TURBINE LUBE OIL PURIFIER OVERFLOW CHAMBER LEVEL LOW AS SENSE BY 3TB-329-LS. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE CAUSE OF LOW OIL LEVEL. J '1 DISCUSSION: LOP-2 IS TRIPPED BY THIS LEVEL SWITCH. 4 p.' V REFERE! ICES: DRAWING-208-038 LO-07 SENSING ELEMENT: 3TB-329-LS 'AR-603-Rev. 18 Page 14

4 ENCLOSURE 1 7 (Page 13 of 103) t' TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-01-09 0-01-09 l i GLAND STEAM 4 DRN TNK LEVEL LOW i r EVENT POINT 1701 INDICATED CONDITION: o CLAND STEAM CONDENSER DRAIN TANK LEVEL <9' AS SENSED BY TD-3-LS. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OF ERATOR TO ENSURE TDV-40 CLOSED. DISCUSSION: A MAR HAS BEEN INSTALLED WHICH ADDED AN ADDITIONAL SOLEN 0ID TO CLOSE TDV-40 WHEN THE LOW LEVEL ALARM IS RECEIVED. THE LEVEL SETPOINT IS MEASURED FPOM PLANT DATUM WITH THE TURBINE BUILDING FLOOR AT THE 95' ELEVATION. IF TDV-40 IS STUCK OPEN A POTENTIAL LOSS OF VACUUM CAN OCCUR. t

REFERENCES:

DRAWING 208-073 SENSING ELEMENT:.TD-3-LS 4 AR-603 Rev. 18 Page 15

m. ENCLOSURE 1 (Page 14 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-01-10 0-01-10 I I I I I I I I OLAND STEAM I I SYSTEM l TROUBLE i l I h EVENT POINT 0252 INDICATED CONDITION: o GLAND STEAM EXHAUST PRESSURE >IO' H,0 AS SENSED BY GS-1-PS. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALIO ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE CAUSE OF HIGH PRESSURE. o ENSURE ONE GLAND EXHAUST FAN IN OPERATION. o: ENSURE THE FOLLOWING: CONDENSATE FLOW TO GLAND STEAM EXHAUST CONDENSER FAN IS-NOT FULL OF WATER GLAND STEAM SUPPLY IS NOT EXCESSIVE DISCUSSION:

REFERENCES:

DRAWING 208-033 GS-01 SENSING ELEMENT: CS-1-PS AR-603 Rev. 18 Page 16

i ENCLOSURE 1 l 'Page 15 of 103) l TGF 0 ANNUNCIATOR RESPONSE F TGF-AX3-01-10 0-01-10 l I I l GLAND STEAM i SYSTEM I TROUBLE I l ZZZZ EVENT. POINT 0253 l INDICATED CONDITION: o CSF-1A TRIPPED. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o GREEN LIGHT IS ON WITH A RED FLAG ON CONTROL STATION. OPERATOR ACTIONS FOR A VAllD ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE CAUSE OF FAN TRIP. o PLACE ALTERNATE GLAND EXilAUST FAN IN OPERATION. DISCUSSION:

REFERENCES:

DRAWING-208-033 GS-01 SENSING ELEMENT: CS/SC. CS/0 CONTROL STATION CONTACTS, 42/8 BREAKER CONTACT AR-603 Rev. 18 Page 17

ENCLOSURE __1 (Page 16 of 103) TGF 0 ANNUNCIATOR RESPONSE e TGF-AX3-01-10 0-01-10 I I I l I GLAND STEAM l SYSTEM I TROUBLE I ZZZZZ EVENT POINT 0254 INDICATED CONDITION: o GSF-IB TRIPPED. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o CREEN LIGHT IS ON WITH A RED FLAG ON CONTROL-STATION. OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTICATE-CAUSE=0F F o PLACE ALTERNATE CLAND' EXHAUST FAN IN OPERATION. I DISCUSSION: I

REFERENCES:

DRAWING 208-033 CS-02 SENSING ELEMENT: CS/SC, CS/0 CONTROL STATION CONTACTS, 42/8 BREAKER CONTACT Rev. 18 Page 18

l ENCLOSURE 1 (Page 17 of 103) TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-01-10 0-01-10 OLAND STEAM SYSTEM TROUBLE EVENT POINT 0255 INDICATED CONDITION: o GLAND STEAM PRESSURE IS ONE OF THE FOLLOWING: HP TURBINE SUPPLY >6.1 PSIG AS SENSED BY GS-6-PS. OR ANY LP TURBINE < S PSIG AS SENSED BY GS-29, 29, 32, OR 34-PS REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o COMPUTER POINTS T001 THROUGH T005 MONITOR GLAND STEAM P LOW PRESSURE AND HIGH PRESSURE TURBINE GLANDS. OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE GLAND S DISCUSSION: GS-28-PS MONITORS THE GENERATOR END OF LP TURBINE 3A. CS-29 P5 MONITORS THE GOVERNOR END OF LP TURBINE 3A. CS-32-PS MONITORS THE GENERATOR END OF LP TURBINE 3B. GS-34-PS MONITORS THE GOVERNOR END OF LP TURBINE 38.

REFERENCES:

DRAWINC 208-033 CS-07 ./ SENSING ELEMENT: GS-6-PS, GS-28-PS GS-29-PS, GS-32-PS GS-34-PS AR-603 Rev. 18 Page 19

l 1 ENCLOSURE 1 _ O' (Page 18 of 103) l TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-02-01 0-02 01 I I I l l I I TURS GEN I I LIFT OlL PUMP l-1 TRIP I I I I I I EVENT POINT 1621 INDICATED CONDITION: o TBP-6 BREAKER OPEN WITH CONTROL HANDLE IN NORMAL AFTER START. e O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: v o GREEN LIGHT IS ON WITH A RED FLAG ON CONTROL STATION. OPERATOR ACTIONS FOR A VALIO ALARM: t .o IF TURBINE RPM IS <600 RESTART TBP-6.- o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE LUBE OIL SYSTEM DISCUSSION: BEARING OIL PRESSURE <3 PSIG AS SENSED BY TB-256-PS ALSO TRIPS T8

REFERENCES:

DRAWING 208-057 TB-05 SENSING ELEMENT: CS/SC CS/0,(CONTROL STATION CONTACTS) 42B BREAKER CONTACT AR-603', Rev. 18-Page 20 ~- i...

MGOSURE 1 (Page 19 of 103) D' TGF 0 ANNUNCIATOR RESPONSE e TGF-AX3-02-02 0-02-02 TUR8 GEN LIFT OlL PRESS LOW EVENT POINT 1620 INDICATED CONDITION! o TUR8INE GENERATOR BEARING LIFT OIL PRESSURE <850 PSIG AS SENSED .BY TB-331-PS. OV REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ' ACTIONS FOR A VALID ALARM: o ENSURE TBM-1 IS SHUTDOWN. o DO NOT ROLL TUR8INE UNTIL ALARM CONDITION IS CLEAR. o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE LUBE OIL SYSTE DISCUSSION: THIS CONDITION SHOULD BE CORRECTED EXPEDITIOUSLY SO AS NO TURBINE TO BE IDLE FOR AN EXTENDED PERIOD WITH GLAND STEA SHAFT WHERE A SHAFT BOW COULD DEVELOP.

REFERENCES:

DRAWING 208-057 TB-05 SENSING ELEMENT: TB-331-PS AR_-603 Rev. 18 Page 21

ENCLOSURLJ (Page 20 of 103) TGF 0 ANNUNCIATOR RESPONSE e TGF-AX3-02-03 0-02-03 i MZZZ TUR8 GEN OIL PRESS PRETRIP EVENT POINT 1631 INDICATED CONDITION: o TURBINE GENERATOR BEARING OIL PRESSURE <6 PSIG AS SENSED BY TB-267-PS, o REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE TRIP OPERATOR ACTIONS FOR A VALID ALARM: o REFER TO AP-660. o CHECK MAIN LUBE OIL PRESSURE. o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE LUBE OIL SYSTEM, DISCUSSION: TURBINE TRIP ON LOW MAIN TURBINE BEARING OIL PRESSURE IS >5 PS PSIG

REFERENCES:

DRAWING 208-057 TB-15 SENSING ELEMENT: TB-267-PS AR-603 Rev. 18 Page 22

i_ l (Page 21 of 103) ENCLOSURE 1 l t TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-02-04 0-02-04 ~~ TURS GEN EMENG BRO PP OVERLOAD EVENT POINT 1619 INDICATED CONDITION: o TBP-3 MOTOR OVERLOAD. Q REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o WHITE INDICATING LIGHT IS OUT (LUBE OIL PRESSURE <25 PSIG) OPERATOR ACTIONS FOR A VALID ALARM: o IF TURBINE ROLLING THEN START TBP-2. o CHECK MAIN LUBE OIL PRESSURE. o NOTIFY SECON9ARY PLANT OPERATOR TO INVESTIGATE THERMAL OVER BREAKER DISCUSSION: THIS ALARM TELLS YOU THE THERMAL OVERLOAD HAS TRIPPED. Y THE. RED INDICATING LIGHT ON THE CONTROL STATION. IF THE PUMP OPERATION THEN THE WHITE INDICATING LIGHT (AUTO START TEST P BE- 0FF. INDICATING PUMP DISCHARGE-PRESSURE IS LOW (<25 PSIG). O i t.g

REFERENCES:

DRAWING 208-057 TB-12 SENSING ELEMENT: 49(OL). AR-603 rtev. 18 Page 23

l ENCLOSURE 1

O (Page 22 of 103)

TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-02-05 0-02-05 l TG LUSE DIL i RESVR LEVEL HIGH/ LOW { EVENT POINT 1636 INDICATED CONDITION: o TURBINE LUBE OIL TANK LEVEL >6.9' AS SENSED BY TB-248-LS. Q REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR AC140NS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTICATE HIGH OIL LEVEL. DISCUSSION: A

REFERENCES:

' DRAWING 208-057 TB-15 SENSING ELEMENT:-TB-248-LS AR-603 Rev. 18 Page 24

-. -. ~.. _. _. - ~. ENCLOSURE 1 (Page 23 of 103) 0 1 TGF 0 ANNUNCIATOR RESPONSE e TGF-AX3-02-05 0-02-05 L i-TG LUBE OlL RES"9 LEVEL H6 d! LOW EVENT POINT 1637 INDICATED CONDITION: o TURBINE LUBE OIL TANK LEVEL <5,9' AS SENSED BY TB-248-LS. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE LOW OIL LEVEL. L DISCUSSION:

REFERENCES:

DRAWING 208-057 TB-15 SENSING ELEMENT: TB-248-LS AR-603 Rev. 18' Page 25

l ENCLOS C (Page 24 of 103) TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-02-06 0-02-06 TURB OEN BRO OlL PUMP OUT OF SERVICE EVENT POINT 1678 INDICATED CONDITION: o TBP-2 IN PULL TO LOCK POSITION. O e REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: DISCUSSION:- THIS IS AN EXPECTED ALARM FOR BREAKER TAGGING OPERATIONS.

REFERENCES:

DRAWING 208-057 TB-03 ) SENSING ELEMENT: CS/PTL CONTROL STATION CONTACT = AR-603 Rev. 18 Page 26

l ENCLOSUR'I 1 O (Page 25 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-02-06 0-02-06 TURS GEN BRG OIL PUMP OUT OF SERVICE EVENT POINT 1679 INDICATED CONDITION: o TBP-3 IN PULL TO LOCK POSITION. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: DISCUSSION: THIS.IS AN EXPECTED ALARM FOR BREAKER TAGGING OPERATIONS. Rt.FERENCES: DRAWING 208-057 TB-12 ENSING ELEMENT: CS/PTL CONTROL STATION CONTACT 'AR-603 Rev. 18 Page 27

i l ENCLOSURE 1 g (Page 26 of 103) 1 TGF 0 ANNUNCIATOR RESPONSE F TGF-AX3-02-07 0-02-07 1 l l TG LUBE OIL i VAPOR EXTRCT TROUBLE EVENT POINT 1622 INDICATED CONDITION: o TURBINE GENERATOR LUBE OIL RESERVOIR PRESSURE <1.3* H,0 VACUUM AS SENSED BY TB-285-PS. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: COMPUTER POINT T021 OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE TUPdINE OIL RESERVOIR VAPOR EXTRACTOR FAN (LOF-4) FOR PROPER OPERATION. DISCUSSION: A MISAD)USTED FAN DAMPER AND/OR EXCESSIVE AIR INLEAKAGE COULD CAUSE THIS ALARM. THE RESERVOIR VAPOR EXTRACTOR FAN KEEPS A SMALL NEGATIVE PRESSURE ON TH TURBINE GENERATOR LUBE OIL RESERVOIR. THE FAN HAS A DISCHARGE DAMPER US T0 AD)UST FLOW TO MAINTAIN THIS SMALL VACUUM.

REFERENCES:

DRAWING 208-057 TB-08 SENSING ELEMENT: TB-285 PS AR-603 Rev. 18 Page 28

f.RCLQStaf._1 O. (Page 27 of 103) Ij TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-02-07 0-02-07 i TG LUBE Olt VAPOR EXTRCT TROUBLE EVENT PolNT 1643 INDICATED CONDITION: o TURBINE GENERATOR SEAL OIL LOOP SEAL OIL-TANK PRESSURE <0.5" H,0 VACUUM AS SENSED BY TB-304-PS. n v REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o COMPUTER POINT C001 AS SENSED BY TB-304-PS. o MAGNAHELLIC CAGE AT TBP-9. OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE GENERATOR BEARING OIL DRAIN TANK VAPOR EXTRACTOR FAN (TBP-9) FOR PROPER OPERATION. DISCUSSION: THE SEAL OIL VAPOR EXTRACTOR FAN KEEPS A SMALL NEGATIVE PRESSURE ON THE TURBINE GENERATOR SEAL OIL LOOP SEAL. THE FAN HAS A DISCHARGE DAMPER USED TO AD)UST FLOW TO MAINTAIN THIS SMALL VACUUM,

REFERENCES:

DRAWING 208-057 TB-08 SENSING ELEMENT: TB-304-PS AR 603 Rev. 18 Page 29

l ENCLOSURE 1 (Page 28 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-03-01 0-03-01 r I I I I I I MAIN TURS I I TRIP ).- 1 I I I I I I I EVENT POINT 1624 INDICATED CONDITION: o TURBINE AUTO STOP OIL PRESSURE <45 PSIG AS SENSED BY TB-324-PS. o REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURh1NE TRIPPED INDICATION ON EHC CONTROL PANEL. OPERATOR ACTIONS FOR A VALID ALARM: 'o REFER TO AP-660 OR EOP. DISCUSSION: MAIN TURBINE TRIPS ARE AS FOLLOWS: -LOW CONDENSER VACUUM >7" HgA AND <10" HgA (>20" HgV AND <23"HgV) -LOW BEARING OIL PRESSURE <7 PSIG AND >5 PSIG -TURBINE OVERSPEED >I960 RPM -EXCESSIVE AXIAL THRUST -REACTOR TRIP -MANUAL (tTN OR REMOTE) -ELECTRICAL FAl'.6.TS GEVERAL AND VARIOUS)

REFERENCES:

DRAWING 208-057 TB-15 SENSING ELEf 'IT: TB-324-PS i AR-603 Rev. 18 Page 30

ENCLOSURE 1 O (Page 29 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-03-02 0-03-02 +4' TURB VACUUM PRETRIP. EVENT POINT 1630 INDICATED CONDITION: o MAIN CONDENSER VACUUM > 5" HgA (< 25" HgV) AS SENSED BY TB-265-PS. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o CONDENSER VACUUM INDICATION CD-7-PIR. OPERATOR-ACTIONS-FOR A VALID ALARM: o REFER-TO OP-607. o REFER TO OP-204 OR OP-203. o ENSURE BACKUP AIR REMOVAL PUMP IS OPERATING. o UNIT LOADS < 30% (C 260 MWe) CONDENSER VACUUM MUST BE MAINTAINED < 3.$ HgA (> 26.5" HgV) AND UNIT LOADS >30% CONDENSER VACUUM MUST BE MAINTAINED < 5.5" HgA (> 24 5" HgV).~IF VACUUM CANNOT BE MAIN 1AINED WITHIN THESE LIMITS. DEN IMMEMATELY REDUCE REACTOR POWER BELOW THE ANTICIPATORY TRIP SETPOINT AND TRIP THE MAIN TURBINE WITHIN 5 MINUTES OF EXCEEDING CONDENSER VACUUM LIMITS. DISCUSSION: THIS ALARM IS A TRUE PRETRIP ALARM. THE SETPOINT FOR.A TURBINE TRIP IS FROM >7" HgA TO <10' HgA, -(>20' HgV TO <23' HgV). SUBSTANTIAL TURBINE DAMAGE WILL OCCUR IF OPERATION CONTINUES FOR MOR 5 MINUTES WHILE VACUUM 15 BELOW THE ABOVE STATED LIMITS.

REFERENCES:

DRAWING 208-057 TB-15 SENSING ELEMENT: TB-265-PS AR-603 Rev. 18 Page 31

BCLOSE L_1 m ( ) (Page 30 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-03-03 0-03-03 TURB THRUST BRG PRETRIP EVENT POINT 1629 INDICATED CONDITION: o THRUST BEARING OIL PRESSURE >35 PSIG AS SENSED BY TB-266-PS. _,] REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o REDUCE TURBINE LOAD. o REFER TO AP-660. DISCUSSION: THIS ALARM 15 A TRUE PRETRIP ALARM. THE SETPOINT FOR A TURBINE TRIP 15 >65 PSIG TO <80 PSIG. []

REFERENCES:

DRAWING 208-057 TB-15 SENSING ELEMENT: TB-266-P5 AR-603 Rev. 18 Page 32

i ENCLOSURE 1 O (Page 31 of 103) 1 TGF 0 ANNUNCIATOR RESPONSE e TGF-AX3-03-0A 0-03-04 TURE THROTTLE PRESSURE' Hl0HILOW EVENT POINT 0947 INDICATED CONDITION: o TURBINE THRO 1TLE PRESSURE >939 PSIG AS SENSED BY SP-10-PS. OV REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o THROTTLE PRESSURE INDICATION SP-010A-PIR1, OPERATOR ACTIONS FOR A VALID ALARM: o ENSURE CORRECT MAIN STEAM HEADER PRESSURE SETPOINT IS SET ON IC-10-MS. o INVESTIGATE CAUSE OF HIGH THROTTLE PRESSURE, o-IF TURBINE IS NOT CONTROLLING, TAKE MANUAL CONTROL OF TURBINE. DISCUSSION:

REFERENCES:

DRAWING 208-057 MS-14 i SENSING ELEMENT: SP-10A-PY2-1 PYI-3, SP-108-PY2-1,PY1-1 (NNI CONTACTS) AR-603 Rev. 18 Page 33

ENCLOSURE 1 O (Page 32 of 103) TGF 0 ANNUNCIATOR RESPONSE 7' TGF-AX3-03-04 0-03-04 i TURS THROTTLE PRES 8URE HIGH/ LOW EVENT POINT 0948 INDICATED CONDITION: o TURBINE THROTTLE PRESSdRE <835 PSIG AS SENSED BY SP-10-PS. 4 REDUNDANT INDICATION WHIC., WILL VERIFY ALARM: o THROTTLE PRESSURE INDICATION SP-010A-PIR1, OPERATOR ACTIONS FOR A VALID ALARM: o ENSURE CORRECT MAIN STEAM HEADER PRESSURE SETPOINT IS SET ON IC-10-MS. o INVESTIGATE CAUSE OF LOW THROTTLE PRESSURE. o IF TURBINE IS NOT CONTROLLING, TAKE MANUAL CONTROL OF TURBINE. DISCUSSION:

REFERENCES:

DRAWING 208-057 MS-14 SENSING ELEMENT: SP-10A-PY2-1.PYI-3. SP-108-PY2-1.PY1-1 (NNI CONTACTS) AR-603 Rev. 18 Page 34

fjiCLOSURE_1 O (Page 33 of 103) TGF 0 ANNUNCIATOR RESPONSE r* TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER LOSS I EVENT POINT 0713 INDICATED CONDITION: o GENERATOR NEUTRAL GROUND. LOCKOUT RELAY LOSS OF DC POWER. .m o REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE TGR SECTION, REAR OF MCB, AND IS LABELED " GEN #3 NEUTRAL GROUND LOCKOUTS." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-4B FUSE #14. TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT. (h. 'uf

REFERENCES:

DRAWING 208-040 MT-71 SENSING ELEMENT: 27C/86GG AR-603 Rev. 18 Page 35

ENCLOSURE 1 O (Page 34 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER Loss l l EVENT POINT 0714 . 'DICATED CONDITION: o STEP-UP TRANSFORMER / GENERATOR DIFFERENTIAL LOCKOUT RELAY LOSS OF DC POWER. O 4 REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF. LOCATED ON SSR SECTION, REAR OF MCB, AND IS LABELED." STEPUP XFRMR 3 GEN 3 A LOCKOUTS." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL KMER IS SUPPLIED FROM DPDP-4A FUSE #8. TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT. .= L

REFERENCES:

DRAWING-208-040 MT-72 SENSING ELEMENT: 27C/186T AR-603-Rev. '18 Page 36

ENCLOSURE 1 (Page 35 of 103) TGF 0 ANNUNCIATOR RESPONSE {- TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER - LOSS EVENT POINT 0715 INDICATED CONDITION: o GENERATOR DIFFERENTIAL LOCKOUT RELAYS LOSS OF DC POWER. LO REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o LOCKOUT RELAY AMBER ' INDICATING LIGHT IS OFF, LOCATED ON TGR SECTION, REAR OF MCB, AND IS LABELED " GEN #3 6 LOCK 0UTS." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-4A FUSE #8. TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT. O

REFERENCES:

DRAWING 208-040 MT-73 SENSING ELEMENT: 27C/86G AR-603 Rev. 18 Page 37 u

IACLDERIl (Page 36 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER LOSS i EVENT POINT 07.16 INDICATED CONDITION: o GENERATOR BACKUP AND NEGATIVE SEQUENCE LOCK 0UT RELAY LOSS OF DC POWER. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o LOCKOUT. RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON TGR - REAR OF MCB, AND 15 LABELED " GEN #3 BACKUP & NEG SEQUENCE LOCKOUTS." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: .DC CONTROL POWER IS SUPPLIED FROM DPDP-4B FUSE #14. ALSO 2 SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT. b D

REFERENCES:

DRAWING 208-040 MT-74 SENSING ELEMENT: 27C/86 BUB 2 'AR-603 Rev. 18 Page 38

ENCLOSURE 1. (Page 37 of 103) TGF 0 ANNUNCIATOR-RESPONSE f TGF-AX3-03-03 0-03-09 = LOCKOUT RELAY DC POWER LOSS \\ i EVENT POINT 0717 INDICATED CONDITION: o GENELATOR FIELD FAILURE LOCKOUT RELAY LOSS OF DC POWER. l REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o LOCK 0UT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE TGR SECTION - REAR MCB. AND IS LABELED " GEN #3 FIELD FAILURE LOCKOUTS."' OPERATOR ACTIONS-FOR A VALID ALARM: o-INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-4A FUSE #P. Cod SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT. [

REFERENCES:

DRAWING 208-040 MT-75 SENSING ELEMENT: 27C/86FF -AR-603 Rev. 18 Page 39

ENCLOSURE 1 (Page 38 of-103) TGr 0 ANNUNCIATOR RESPONSE TGF-AX3-03-09 0-03-09 t LOCKOUT RELAY . DC POWER LOSS EVENT POINT 0718-INDICATED CONDITION: o 480V-ES BUS 3A UNDERVOLTAGE LOCKOUT RELAY LOSS OF DC POWER. REDUNDANT INDICATION WHICrl WILL VERIFY ALARM: o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE SSR SECTION ' 0F THE REAR MCB, AND IS LA"5 LED "480V ES BUS A UV LK/0T 8627/ESA." OPERATOR ACTIONS-FOR'A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER.. DISCUSSION: .DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #6. TWO SMALL FUSES ARE LOCATED INSIDE THE CONTROL BOARD FOR THIS CIRCUIT.

REFERENCES:

DRAWING 208-040 MT-77 SENSING ELEMENT: 27C/ESA AR-603 Rev. 18 Page 40

I ENCLOSURE 1 [~ (Page 39 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER LOSS l EVENT POINT 0721 INDICATED CONDITION: o EXCITER OVERCURRENT AND GENERATOR VOLTAGE / FREQUENCY LOCKOUT RELAY LOSS OF DC POWER. REDUNDANT INDICATION WHICH WILL VERIFY AL TM: o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON.THE TGR SECTION - 0F THE REAR MCB,._ AND IS LABELED " GEN #3 VOLTS / HERTZ LOCKOUTS." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-4A-FUSE #8. TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT.

REFERENCES:

DRAWING 208 040 MT-78 MQ SENSING ELEMENT: 27C/86EXC AR-603 Rev. 18 Page 41

ENCLOSURE 1 (Page 40 of 103) TCF 0 ANNUNCIATOR RESPONSE {_ TGF-AX3-03-09 0-03-09 4 LOCKOUT RELAY DC POWER LOSS EVENT POINT 0723 INDICATED CONDITION: o 480V ES BUS 3B UNDERVOLTAGE LOCKOUT RELAY LOSS OF DC POWER. l-REDUNDANT INDICATION WHICH WILL VERIFY ALARM: 1 o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE SSR SECTION i 0F THE REAR MCB,- AND IS LABELED "480V ES BUS B UV_ LK/0T 8627/ESB." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTICATE CAUSE OF LOSS OF DC POWER. DISCUSSION: 'DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #6. TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT.

REFERENCES:

DRAWING 208-040 MT-79 SENSING ELEMENT: 27C/ESB AR-603 Rev. 18 Page 42

ENCLOSURE 1 m (Page 41 of 103) / TGF 0 ANNUNCIATOR RESPONSE -{_ TGF-AX3-03-09 0-03-09 -- _ I I LOCKOUT RELAY DC POWER LOSS EVENT POINT 0724 INDICATED CONDITION: o STEP-UP TRANSFORMER SUDDEN PRESSURE LOCK 0UT RELAY LOSS OF DC POWER. ( ) x_; R JNDANT INDICATION WHICH WILL VERIFY ALARM: I o LOCKOUT RELAY AMBER

• INDICATING LIGHT IS OFF, LOCATED ON THE SSR SECTION 0F THE REAR MCB, AND IS LABELED " STEPUP XFMR 3 SUDDEN PRESS LOCKOUTS."

OPERATOR ACTIONS FOR A VALID ALARM: o INVESTICATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-4B FUSE #14. TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT.

REFERENCES:

DRAWING 208-040 MT-80 SENSING ELEMENT: 27C/86SPSU AR-603 Rev. 18 Page 43 i l _ _._ J

ENCLOSURE 1 (Page 42 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-03-09 0-03 LOCKOUT RELAY DC POWER-LOSS l-EVENT POINT 0725 INDICATED CONDITION: o UNIT A:)X TRANSFORMER LOCKOUT RELAY LOSS OF DC POWER. I REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o FOR THE UNIT AUX TRANSFORMER ONE OR MORE OF THE FOLLOWING: PHASE DIFFERENTIAL-NEUTRAL GROUND SUDDEN PRESSURE . LOCKOUT RELAY AMBER INDICATING LIGHTS ARE OFF, LOCATED ON THE SSR SECTION OF THE REAR MCB, AND ARE LABEL.ED " UNIT AUX XFMR 3." 1 OPERATOR ACTIONS FOR A VALID ' ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. l l DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM THE FOLLOWING: NEUTRAL CND DPDP-4A F

1. 11 / PHASE DIFFERENTIAL DPDP-4B FUSE #15 / SUCDEN PRESSURE DPDP-4A FUSE
2. 11.

TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR EACH CIRCUIT.

REFERENCES:

DRAWING 208-040, MT-81, 82, 83 SENSING ELEMENT: 27C/86TNUA/86TUA/86SPSUA AP.-603 Rev. 18 Page 44

ENCLOSURE 1 n (Page 43 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-03-09 0-03-09 l LOCKOUT RELAY DC POWER LOSS EVENT POINT 0726 INDICATED CONDITION: o BACKUP TRANSFORMER LOCKOUT RELAY LOSS OF DC POWER. i o REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o FOR THE_ BACKUP ES TRANSFORMER ONE OR MORE OF THE FOLLOWING: PHASE DIFFERENTIAL NEUTRAL GROUND SUDDEN PRESSURE LOCKOUT RELAY AMBER INDICATING LIGHTS ARE OFF, LOCATED ON THE SSAA-1 SEGION OF THE REAR MCB AND ARE LABELED " BACKUP ES XFMR LK/0T RLY." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DISPATCHER APPROVAL IS REQUIRED PRIOR TO RESETTING ANY LOCK 0UTS WHICH HAVE-YELLOW CONTROL HANDLES. DC CONTROL POWER IS SUPPLIED FROM: FOR SUDDEN PRESSURE AND NEUTRAL GROUND THEY ARE DPDP-4A FUSE #11 / PHASE DI?FERENTIAL IS DPDP-4B FUSE #15 TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT. REFERENCO: DRAWING 208-040 MT-137, 138, 139 A SENSING ELEMENT: 27C/86TNGDBEST, 86PBEST, 86TBEST AR-603 Rev. 18 Page 45

ENCLOSURE 1 (Page 44 of 103) O TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER LOSS EVENT POINT 0729-I INDICATED CONDITION: o BACKUP TRANSFORMER LOCK 0UT RELAY LOSS OF DC POWER. -Q

D l

REDUNDANT INDICATION WHICH WILL VFRIFY ALARM: o FOR THE BACKUP ES TRANSFORMER ONE OR MORE OF THE FOLLOWING: PHASE DIFFERENTIAL NEUTRAL GROUND SUDDEN PRESSURE LOCKOUT RELAY AMBER INDICATING LIGHTS ARE OFF, LOCATED ON THE SSR _ SECTION OF THE REAR MCB AND ARE LABELED "STARTUP XFMR 3 LOCK 0UTS." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. I DISCUSSION: DISPATCHER APPROVAL IS REQUIRED PRIOP, TO RESETTING ANY LOCKOUTS WHICH HAVE YELLOW CONTROL HANDLES. DC CONTROL POWER IS SUPPLIED FR0f4. FOR SUDDEN PRESSURE AND NEUTRAL GROUND THEY ARE DPDP-4A FUSE #11 / PHASE DIFFERENTIAL IS DPDP-4B FUSE #15 TWO SMALL FUSES ARE LOCATED INSIDF THE MCB FOR THIS CIRCUIT.

REFERENCES:

DRAWING 208-040 MT-84, 85, 86 SENSING 5LEMENT: 27C/86SPSTU, 86TNSTU, 86TSTU AR-603 Rev. 18 Page 46

ENCLOS'URE 1 fg i (Page 45 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-03-09 0-03-09 ) LOCKOUT RELAY DC POWER l LOSS EVENT POINT 0730 INDICATED CONDITION: o BACKUP ES TRAfMFORMER MASTER TRIP LOCKOUT RELAY LOSS OF DC POWER. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o FOR THE BACKUP ES TRANSFORMER LOCKOUT RELAY AMBER INDICATING LIGHTS ARE OFF, LOCATED ON THE-SSR SECTION OF THE MCB AND IS LABELED " BACKUP ES XFMR MASTER LK/0T RLY 'A' AND 'B'." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. i ~ DISCUSSION: t \\-

REFERENCES:

DRAWING 208-040 MT-141, 142 SENSING ELEMENT: 27C/86BISTMTA, 86BESTMTB 'AR-603 Rev. 18 Page 47

ENCLOSURE 1 f%- (Page 46 of 103) b TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER LOSS EVENT POINT 0850 INDICATED CONDITION: o CUTOUT SWITCHES ARE OPEN, (LOSS OF DC POWER) FOR ONE OR MORE'0F THE FOLLOWING: Od UNIT TRIP PRIMARY OR. ALTERNATE LOCKOUT RELAY (86UTPX,PY;- 860 TAX,AY) REDUNDANT-INDICATION WHICH.WILL VERIFY ALARM: o LOCKOUT RELAY INDICATING LIGHT IS OFF LOCATED ON THE GENERATOR FEED AUX ASMBLY SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-7A FUSE #7 FOR UNIT' TRIP PRIMARY AND ALTERNATE TRIP RELAYS. TWO SMALL FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT. OPENING THESE CUTOUT SWITCHES DISABLES THE SUBSTATION TRIPS FROM OPENING PLANT BREAKERS AUTOMATICALLY. Q .O.

REFERENCES:

DRAWING 208-079 58-03. 58-04, SB-16, SB-17 SENSING ELEMENT: LOA 6, LOAS, LOA 2, LOA 3 RELAYS AR-603 Rev. 18 Page 48

ENCLOSURE 1 s (Page 47 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER LOSS = EVENT POINT 1131 INDICATED CONDITION: ' OFFSITE POWER SOURCE TRANSFORMER, HTTR-9; TRANSFORMER-LOCK 0UT RELAY 5 LOSS 0F POWER OV REDUNDANT INDICATION WHICH WILL VERIFY ALARM: p OPERATOR ACTIONS FOR A VALID ALARM:- o NOTIFY RELAY DEPT. o INVESTIGATE CAUSE OF LOSS OF DC POWER DISCUSSION: WILL REMOVE. TRIPPING POWER FROM LOCK 0UT RELAYS FOR PHASE DIFFERENTIAL, SUDDEN PRESSURE, AND TRANSFORMER GROUND / NEUTRAL DIFFERENTIAL LOCKOUT RELAYS LOCATED ON RELAY RACK IN 500 Kv SWITCHYARD CONTROL HOUSE.

REFERENCES:

DRAWING 208-079 SB-18, SENSING ELEMENT: BF-4900 / BF-4902 AR-603'- Rev. 18 Page 49

ENCLOSURE 1 O (Page 48 of 103) TGF 0 ANNUNCIATOR RESPONSE .{ TGF-AX3-03-09 0-03-09 I LOCKOUT RELAY DC POWER LOSS EVENT POINT 1175 INDICATED CONDITION: ' o REACTOR TRIPPED LOCK 0UT RELAY LOSS OF DC POWER. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE SSR. SECTION OF THE REAR MCB, AND IS LABELED " REACTOR TRIPPED LOCK 0UT 86/ REC." i OPERATOR ACTIONS FOR A VALID' ALARA: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-4B FUSE #15. TWO SMALL FUSES ARE LOCATED If4 SIDE THE MCB FOR THIS CIRCUIT. LOSS OF DC POWER TO LOCKOUT RELAY "86/ REC" WILL DISABLE AUTO TRIP OF MAIN TURBINE ON A REACTOR TRIP.

REFERENCES:

DRAWING 208-040 MT-98 SENSING ELEMENT: 27C/REA AR-603 Rev. 18 Page 50

ENCLOSURE 1 (Page 49 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-03-09 0-05-09 LOCKOUT RELAY DC POWER LOSS I EVENT POINT 1180 l b)ICATED CONDITION: o GENERATOR UNDERFREQUENCY LOCK 0UT RELAY LOSS OF DC POWER. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o LOCKOUT RELAY AMBER INDICATING LIGHT-IS OFF, LOCATED ON THE TGR SECTION. 0F THE-REAR MCB, AND IS LABELED "UNDERFREQUENCY LOCK 0UTS." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. -DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-4B FUSE #14. TWO SMALL FUSES ARE LOCATFD INSIDE THE MCB FOR THIS CIRCUIT.

REFERENCES:

DRAWING-208-040 MT-102 SENSING ELEMENT: 27C/81G ..AR-603 Rev. 18 Page 51 -m

ENCLOSURE 1 (Page 50 of 103) TGF.O ANNUNCIATOR RESPONSE TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER LOSS EVENT POINT 1639 l INDICATED. CONDITION: o EH LOW FLUID LEVEL LOCKOUT RELAY LOSS OF DC POWER. O V REDUNDANT INDICATION WHICH'WILL VERIFY ALARM: o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE TCR SEC OF THE REAR MCB, AND IS LABELED "LO EH.-FLUID LOCK 0 lit 86/LFT." OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: LOCATED INSIDE THE MCB FOR THIS CIRCUIT.DC CO LOSS OF OC POWER WILL DEFEAT ABILITY OF "86/LFT" LOCKO ON LOW LEVEL

REFERENCES:

DRAWING 208-057 TB-16 SENSING ELEMENT: 27C/86LFT -(G'\\ AR-603 Rev. 18 Page 52

ENCLOSURE 1 (Page.51 of 103) -Q-TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-03-09 0-03-09 LOCKOUT RELAY DC POWER LOSS EVENT POINT 1674 INDICATED CONDITION: o TURBINE TRIP LOCKOUT RELAY LOSS OF OC POWER. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o LOCKOUT RELAY AMBER INDICAlING LIGHT IS OFF, LOCATED ON THE TGR SECTION 0F THE REAR MCB, AND IS-LABELED, "TURB 3 STOP VLVS LOCKOUTS." I-i-OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF DC POWER. DISCUSSION: DC CONTROL POWER IS SUPPLIED FROM DPDP-4B FUSE #20. TWO SMAL LOCATED INSIDE THE MCB FOR THIS CIRCUIT.

REFERENCES:

DRAWING 208-057 TB-22 ( SENSING ELEMENT: 27C/86TURB ( ( AR-603 Rev. 18 Page 53

ENCLOSURE 1 (Page 52 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-04-01 0-04 U l i TUR8 EXH STM I TEMP I I HIGH I l l EVENT POINT 1632 INDICATED CONDITION: o LP TURBINE #1 EXHAUST-TEMPERATURE >L .S SENSED BY TB-279-TS. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: l OPERATOR ACTIONS FOR A VALIO ALARM: o START HOOD SPRAYS. DISCUSSION: MAXIMUM AT BETWEEN CONDENSERS llSING LP TURBINE EXHAUST TEMPERA 50' F.

REFERENCES:

DRAWING 208-057-TB-15 SENSING ELEMENT: TB-279-TS O AR-603 Rev. 18 Page 54 o

ENCLOSURE 1 (Page 53 of.103)-- TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-04-01 0-04-01 r pur-- I I I I 3-- l TURB EXH STM l I TEMP HIGH I I I l EVENT POINT 1633 1 INDICATED CONDITION: o LP TURBINE #2 EXHAUST TEMPERATURE >175T AS SENSED BY TB-280-TS l t REDUNDANT INDICATIONLWHICH WILL VERIFY ALARM: 1_ 1 OPERATOR ACTIONS FOR A VALID ALARM: o START HOOD SPRAYS. DISCUSSION: MAXIMUM aT BETWEEN CONDENSERS USING LP TURBINE EXHAUST T 50' F. 'i

REFERENCES:

DRAWING 208-057 TB-15 SENSING ELEMENT: TB-280-TS AR-603 Rev. 18 Page 55

ENCLOSURE 1 (Page 54 of 103) TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-04-01 0-04-01 l l l l TURS EXH STM l TEMP I HIGH I I I EVENT POINT 1634 INDICATED CONDITION: o LP TURBINE #1 EXHAUST TEMPERATURE->250T AS SENSED BY TB-279-T I O REDUNDANT INDICATION WHICH WILL-VERIFY ALARM: OPERATOR ACTIONS FOR-A VALID ALARM: =0 INCREASE CONDENSER VACUUM, REFER TO OP-607 o INCREASE TURBINE LOAD. -o IF TURBINE LOAD CANNOT BE INCREASED THEN CONSIDERATION TO TAKE THE TURBINE _0FF'LINE. DISCUSSION: BY INSUFFICIENT ENERGY BEING REMOVED TURBINES. BY INCREASING TURBINE LOAD THESE TEMPERATURE MAXIMUM AT BETWEEN CONDENSERS USING LP TURBINE EXHAUST 50' F. g-

REFERENCES:

DRAWINC 208-057 TB-15 SENSING ELEMENT: TB-279-TS AR-603 Rev. 18 Page 56

ENCLOSURE 1 (Page 55 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-04-01 0 04-01 Z Z K " _'""" l l I I TUR8 EXH STM I I i I I TEMP I I HIGH I l I I I I EVENT POINT 1635 INDICATED CONDITION:~ o LP TURBINE #2 EXHAUST TEMPERATURE >250T AS SENSED BY TB-280-TS. O REDUNDANT INuICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o INCREASE CONDENSER VACUUM REFER TO OP-607 o INCREASE TURBINE LOAD. o IF TURBINE LOAD CANNOT BE INCREASED THEN CONSIDERATION SHOUL TO TAKE THE TURBINE OFF LINE. DISCUSSION: ' HIGH TURBINE EXHAUST TEMPERATURES WITH NORMAL CONDENSER V BY INSUFFICIENT ENERGY BEING REMOVED FROM THE STEAM BY THE TURBINES. BY INCREASING TURBINE LOAD THESE TEMPERATURES WILL MAXIMUM AT BETWEEN CONDENSERS USING LP TURBINE EXHAUST TEMPE 50a. F.

REFERENCES:

DRAWING 208-057 TB. 5 SENSING ELEMENT: TB-280-TS AR-603 Rev. 1B Page 57

ENCLOSURE _1 AQ (Page 56 of 103) Q TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-04-02 0-04-02 TUR8INE STEAM FLOW LOW EVENT POINT 1638 INDICATED CONDITION: o AP BETWEEN HIGH PRESSURE TURBINE INLET AND OUTLET <21 PSID A MS-87-PS, WITH EITHER 1661 AND/OR 1662 OUTPUT 3REAKERS CLOSED. ( RENNDANT INDICATION WHICH WILL VERIFY ALARM: o GEt.iRATOR MEGAWATT INDICATION LOW WITH AT LEAST ONE OUTPUT CLOSED OPERATOR ACTIONS FOR A VALID ALARM: o INCREASE TURBINE LOAD. o IF TURBINE LOAD CANNOT BE INCREASED THEN CONSIDERATION SHO TO TAKE THE TURBINE OFF LINE BY OPENING ANY CLOSED OUTPU DISCUSSION: THIS EVENT POINT SIGNALS THE START OF A 60 SECOND TIME DELA CONDITION DOES NOT CLEAR IN THAT TIME THE TURBINE WILL BE TRIP WHEN THE FIRST OUTPUT BREAKER IS CLOSED A TIMER IS ACTIVAT SECOND TIME DELAY. IF TURBINE LOAD IS NOT INCREASED DURING 1 -A TRIP SIGNAL IS SENT TO THE TURBINE.

REFERENCES:

DRAWING 208-057 TB-20 SENSING ELEMENT: MS-87-PS, 2MS-87-PS(TDE 60 SEO AR-603 Rev. 18 Page 58

ENCLOSURE 1 (Page 57 of.103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-04-03 0-04-03 MZZ TURBINE LIMITED BY VALVE POS i EVENT POINT 1660 INDICATED CONDITION: o C0VERNOR VALVE FOSITION IS EQUAL TO SELECTED VALVE POSITION L REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o INDICATED VALVE POSITION LIMIT ON EHC PANEL. o INDICATED VALVE POSITION ON EHC PANEL. OPERATOR ACTIONS FOR A VALID ALARM: o REDUCE TURBINE LOAD. o IF UNIT NOT AT FULL POWER INCREASE VALVE POSITION LIMIT. DISCUSSION: IF TURBINE IS VALVE POSITION LIMITED WITH ICS IN FULL AUTO AND TH GENERAYOR OUTPUT FALLS BELOW THE ULD SETTING, A SIGI,IFICANT HEADER PRESSURE ERROR WILL DEVELOP AND POSSIBLY RESULT IN ICS SH 50 PSIG HEADER PRESSURE ERROR WITH THE TURBINE SHIFTING TO M

REFERENCES:

DRAWING 208-057 TB-27 SENSING ELEMENT: EHC CONTACT IN VALVE POSITION LIMITING CIRCUIT v AR-603 Rev. 18 Page 59 s

ENCLOSURE 1 (Page 58 of 103) TGF 0 ANNUNCIATOR RESPONSE [_ TGF-AX3-04-05 0-04-05 TURB GEN ROTOR VlB HIGH L EVENT POINT 1670 INDICATED CONDITION: o TURBINE ROTOR VIBRATION >7 MILS ON ANY 1 OF 9 TURBINE BEARINGS. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o BEARING VIBRATICN INDICATORS FOR EACH TURBINE BEARING ON TGF PANEL. o BEARING VIBRATION INDICATORS ON VMC-1 LOCATED IN TEST INSTRUMENT CALIBRATION ROOM. OPERATOR ACTIONS FOR A VALID ALARM: o ENSURE SEAL OIL EFFLUENT TEMPERATURES ARE BETWEEN 105'F AND 115'F. o REDUCE TURBINE LOAD. o IF AT CRITICAL SPEED ACCELERATE TURBINE TO LEAVE CRITICAL SPEED AREA. o IF VIBRATION IS GREATER THAN OR EQUAL TO 7 MILS (ALERT SETTING) THEN NOTIFY SYSTEM ENGINEER o IF VIBRATION IS GREATER THAN OR EQUAL TO 14 MILS (DANGER SETTING) THEN TRIP THE TURBINE. DISCUSSION: VIBRATION INSTRUMENTS ARE USED TO MEASURE TURBINE ROTOR VIBRATION ABOVE 600 hPM. BELOW 600 RPM ROTOR ANOMALIES ARE MEASURED BY THE ECCENTRICITY g. INSTRUMENT. A MAJOR CONTRIBUTOR TO GENERATOR VIBRATION PROBLEMS IS SEAL OIL TEMPERATURE. O-

REFERENCES:

DRAWING 208-057 TB-27 SENSING ELEMENT: TB-455-SI1, TB-461-SI1/VMC-1 AR-603 Rev. 18 Page 60 b

ENCLOSURE I-(Page.59 of 103) TGF 0 ANNUNCIATOR RESPONSE-TGF-AX3-04-06 0-04-06 TURB GEN ROTOR ECC HIGH EVENT POINT 1669 INDICATED CONDITION:- 1 o TURBINE ROTOR ECCENTRICITY >3 MILS. I REDUNDANT INDICATION WHICH WILL VERIFY ALARM: =o INDICATED ECCENTRICITY FOR TURBINE ROTOR (TB-346-KI) ON TGF o ECCENTRICITY INDICATOR (TB-469-ZI) ON VMC-1 LOCATED IN TEST CALIBRATION ROOM. OPERATOR ACTIONS FOR A VALID ALARM: o REDUCE TURBINE LOAD. o-IF= TURBINE IS OFF LINE WITH GLAND STEAM APPLIED, NOTIFY SECONDARY PLA OPERATOR TO PLACE ON TURNING CEAR. . DISCUSSION: ROTOR ECCENTRICITY IS A MEASURE OF HOW MUCH THE TURBIN IS CAUSED BY UNEVEN HEATING OF THE TURBINE SHAFT AND U . IT .DURING TURBINE STARTUP OR SHUTDOWN AND WHEN THE TUR TO APPROXIMATELY 600 RPM. ABOVE 600 USED TO INDICATE ROTOR ANOMALIES. O

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DRAWING 208-057 TB-27 \\' SENSING ELEMENT: TB-469-ZI/VMC-1 AR-603 Rev. 18 Page 61 _J

ENCLQ E 1 (Page 60 of 103) ( TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-04-07 O-04-07 TURB EXPANSION TROUBLE EVENT POINT 1665 INDICATED CONDITION: o HP-LP/ DIFFERENTIAL OR CASE EXPANSION / ABNORMAL. s i ,/ x REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o DIFFERENTIAL EXPAN3 ION (TB-347-KI) INDICATION ON TGF PANEL. o DIFFERENTIAL EXPANSION (TB-465/466-ZI) OR CASE EXPANSI INDICATORS LOCATED IN TEST INSTRUMENT CALIBRATION ROOM. OPERATOR ACTIONS FOR A VALID ALARM: o REDUCE TURBINE HEATUP RATE. DISCUSSION: COMPARED TO THE TURBINE CASING. EI TURBINE DAMAGE IF CONTACT OCCURS. THE CONDITION IS OF TURBINE COMPONENTS AND CAN BE CORRECTED BY SLOWI

REFERENCES:

DRAWING 208-057 TB-27 SENSING ELEMENT: l.-,) TB-465-ZI, TB-466-ZI, TB-468-ZI/VMC-1 ...J AR-603 Rev. 18 Page 62

ENCLOSURE 1 (Page 61 of 103)- TGF 0 AMUNCIATOR RESPONSE TGF-AX3-04-08 0-04-08 TU8tB ROTOR POSITION TROUBLE EVENT POINT 1663 INDICATED CONDITION: o LP ROTOR THRUST POSITION A OR B/ ABNORMAL. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o ROTOR POSITION RECORDER (TB-119-ZIR) INDICATION ON TGF PANEL o DUAL THRUST INDICATOR (TB-467-ZI) ON VMC-l' LOCATED IN TEST CALIBRATION ROOM. OPERATOR' ACTIONS FOR A VALID ALARM: o REDUCE TURBINE GENERATOR LOAD AND INVESTIGATE CAUSE .NOT CONTROLLING ROTOR POSITION. o IF TURBINE IS TRIPPED BY THE ' THRUST BEARING TRIP DEVICE THRUST BEARING COMPONENTS. DISCUSSION: THE ROTOR POSITION INSTRUMENT MEASURES THE RELATIV 'l THRUST COLLAR TO THE THRUST BEARING St# PORT. SMALL CHA SHOES RESULTS IN A MOVEMENT OF THE

REFERENCES:

' DRAWING 208-057 TB-27 SENSING ELEMENT: TB-467-ZI/VMC-1 AR-603 Rev. 18 Page 53

ENCLOSURE 1 (Page 62 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-04-09 0-04-09 TURB OEN SPEED CHANNEL TROUBLE EVENT POINT 1661 INDICATED CONDITION: o SPEED CHANNEL FAILURE. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o SPEED CHANNEL MONITOR IS BACKLIGHTED ON-THE EHC CONTROL PANEL. o TURBINE IN MANUAL OR TURBINE SPEED INDICATOR FAILED TO ZERO RPM OPERATOR ACTIONS FOR A VALIO ALARM: o STABILIZE'THE PLANT IF THE TURBINE HAS SHIFTED OUT OF ICS CONTROL IN MANUAL-DISCUSSION: IF MAIN SPEED TRANSDUCER FAILED TURBINE WILL TRANSFER TO MANUAL CONTROL, IF AUX SPEED TRANSDUCER FAILED TURBINE SPEED INDICATOR WILL FAIL TO ZERO (0) A SPEED CHANNEL ERROR llILL ALSO DISABLE THE TURBINE OVERSPEED TRIP ELECTRICAL BACKUP HEADER PRESSURE CONTROL WITH THE TURBINE IN MANUAL IS VIA O USING GV OR TV OPEN OR CLOSE P/B's=IN ADDITION THE TBV'S WILL CONT HEADER PRESSURE-IF PEADER PRESSURE ERROR IS 50 PSIG, REACTOR BAILEY IS ALSO IN MANUAL, OR ICS dei 4AND DECREASES TO 15L

REFERENCES:

DRAWING 208-057 TB-27, WESTINGHOUSE #81-2, VOL III SENSING ELEMENT: EHC CONTACT AR-603 Rev. 18 Page 64 j

ENCLOSURE 1 I (Page 63 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-04-09 0-04-09 TUR8 GEN SPEED CHANNEL TROUBLE EVENT POINT 1662 4 INDICATED CONDITION: o SPEED REFERENCE CHANNEL FAILURE. I (V REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o SPEED REFERENCE MONITOR IS BACKLIGHTED ON THE EHC CONTROL PANEL. o TURBINE IN-MANUAL OPERATOR ACTIONS FOR A VALID ALARM: o STABILIZE THE PLANT IF THE TURBINE HAS SHIFTED OUT OF ICS CONTROL INTO MANUAL DISCUSSION: THE EHC CONTROLLER WILL REVERT TO THE MANUAL MODE IF THERE IS A FA OF' ANY ONE OF THE FOLLOWING CHANNELS: LOAD REFERENCE. MAIN SPEED, SPEED REFERENCE, HEADER PRESSURE CONTROL WITH THE TURBINE IN MANUAL IS VIA OPERAT USING CV OR TV OPEN OR CLOSE P/B's IN ADDITION THE TBV'S WILL CONTROL HEADER PRESSURE IF HEADER PRESSURE ERROR IS 50 PSIG, REACTOR BAILEY IS ALSO IN MANUAL, OR ICS DEMAND DECREASES TO 15%. O Q

REFERENCES:

DRAWING 208-057 TB-27, WESTINGHOUSE BOOK #81-2, VOL III SENSING ELEMENT: EHC CONTACT AR-603 Rev. 18 Page 65

ENCLOSURE 1 (Page 64 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-04-09 0-04-09 .TUR8 GEN SPEED CHANNEL TROUBLE EVENT POINT 1673 INDICATED CONDITION: o OPC TRANSDUCER OR SPEED PROTECTION CONTROL CIRCUIT FAILURE. i l L REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o OPC FAILURE INDICATION ON EHC CONTROL PANEL. OPERATOR ACTIONS FOR A VALID ALARM: DISCUSSION:

REFERENCES:

DRAWING 208-057 TB-27 SENSING ELEMENT: EHC CONTACT AR-603 Rev. 18 Page 66 7 1

ENCLOSURE 1 (Page 65 of 103) O I TCF 0 ANNUNCIATOR RESPONSE { TGF-AX3-04-10 0-04-10 I i l l l TURB j- - AT ZERO SPEED i I I ZZ I ~ i EVENT POINT 1623 INDICATED CONDITION: -o TURBINE GENERATOR SHAFT HAS STOPPED ROLLING. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE SHAFT SPEED INDICATION ON EHC CONTROL PANE 8.. O COMPUTER POINT TOIO. OPERATOR ACTIONS FOR A VALID ALARM: x o ENSURE TURNING CEAR IS ENGAGED AND SHAFT IS TURNING. o NOTIFY SECONDARY PLANT OPERATOR TO PLACE TURBINE ON TURNING GEAR MANUALLY IF AUTO FUNCTION DOES NOT OPERATE. .i. DISCUSSION:

REFERENCES:

DRAWING 208-057 TB-06

SENSING ELEMENT

14/ZSX RELAY AR-603 Rev. 18 Page 67 a

,,,, - ~, - -,,, - - ,,,,.w.,,,, g- ..n ,,,n' nr--

ENCLOSbRE 1 I (Page 66 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-05-01 0-05-01 xxx w l l l l l TURE AM8AC I I CHANNEL I I TRIP l I i l l l l l l l l EVENT POINT 2041 l t INDICATED CONDITION: l o REACTOR POWER t 45% RTP AND FEEDWATER FLOW <17% RATED FLOW ON AMSAC l CHANNEL "A". REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o POWER RANGE NUCLEAR. INSTRUMENTS ON MAIN CONTROL BOARD. l o FEEDWATER FLOW (MAIN AND START-UP) INDICATION ON MAIN CONTROL B'\\RD. OPERATOR ACTIONS FOR A VALID ALARM: l o REFER TO AP-660. o REFER TO FOP. i DISCUSSION: AMSAC SENSES REACTOR POWER USING POST ACCIDENT NI'S, AND FEED FLOW USING MAIN AND/OR STARTUP FEED FLOW INSTRUMENTATION. I

REFERENCES:

DRAWING 205-074 SP-16 SENSING ELEMENT: ATCP-1, AT-7-FS, AT-8-FS AR-603 Rev. 18 Page 68

ERCLOSURE 1 (Page 67 of 103) TGF 0 ANNUNCIATOR RESPONSE t' TGF-AX3-05-01 0-05-01 { l l I I TURS AM8AC I l CHANNEL I I TRIP I I I I I I I I EVENT POINT 2042 INDICATED CONDITION: o REACTOR POWER 2 45% RTP AND FEEDWATER FLOW <17% RATED FLOW ON AMSAC CHANNEL "B". O 9 ~9UNDANT INDICATION WHICH WILL VERIFY ALARM: o POWER RANGE NUCLEAR INSTRUMENTS ON MAIN CONTROL BOARD. o FEEDWATER FLOW (MAIN AND START-UP) INDICATION ON MAIN CONTROL BOARD. OPERATOR ACTIONS FOR A VALID ALARM: o REFER TO AP-660. o REFER TO E0P. DISCUSSION: AMSAC SENSES REACTOR POWER USING POST ACCIDENT NI'S, AND FEED FLOW USING MAIN AND/OR STARTUP FEED FLOW INSTRUMENTATION. P.EFERENCES: DRAWING 205-074 SP-17 SF,!NG ELEMENT: ATCP-1. AT-7-FS, AT-8-FS 'AR-603 Rev. 18 Page 69 .m

ENCLOSURE _J (Page 68 of 103) (A ,/ TGF 0 ANNUNCIATOR RESPONSE F TGF-AX3-05-02 0-05-02 i .TUREAM8AC LOW FLUX BYPA8S EVENT POINT 1504 l INDICATED CONDITION: l o REACTOR POWER <45% RTP. REDUNDANT INDICATION WHICH WILL VERI W ALARM: -o POWER RANGE NUCLEAR INSTRUMENTS ON MAIN CONTROL BOARD. OPERATOR ACTIONS FOR A VALID ALARM: o VER1FY LOCAL CABINET STATUS IF REACTOR POWER IS >45% RTP. DISCUSSION:- WITH REACTOR POWER <45% RTP BY POST ACCIDENT NI'$, THEN THE AliSAC CHANNELS ARE BLOCKED FROM TRIPPING.

REFERENCES:

DRAWING 205-074 .O V SENSING ELEMENT: ATCP-1, NI-15-NS, NI-14-NS AR-603 Rev. 18 Page 70

~ - ENCLOSURE 1 (Page 69 of 103) O TCF 0 ANNUNCIATOR RESPONSE { TGF-AX3-05-03 0-05-03 TURS AMSAC - CHANNEL IN TEST EVENT POINT 1239 INDICATED CONDITION: o AMSAC CHANNEL "A" IN TEST. REDUNDANT INDICATION WHICH WILL VERIFY ALA%M: t OPERATOR ACTIONS FOR A VALID ALARM: o VERIFY LOCAL CABINET STATUS IF TESTING IS NOT IN PROGRE!iS. DISCUSSION: THE OPPOSITE CHANNEL NOT IN TEST IS BLOCKED FROM TRIPPING.

REFERENCES:

DRAWING 205-074 ' SENSING ELEMENT: ATCP-1 AR-603 Rev. 18 Page 71-

i ENCLOSURL 1 (Page 70 of 103) TGF 0 ANNUNCIATOR RESPONSE t' TGF-AX3-0$ 03 0-05 03 r 1 J 4 j ~~-- TURB AMSAC CHANNEL IN TEST 'I l EVENT POINT 1243 INDICATED CONDITION: o AMSAC CHANNEL "B" IN TEST. 1 REDUNDANT INDICATION WilICH WILL VERIFY ALARM: L OPERATOR-ACTIONS FOR A V' LID ALARM: o VERIFY LOCAL CABINET' STATUS IF TESTING IS NOT IN PROGRESS. DISCUSSION: THE OPPOSITE CHANNEL NOT IN TEST IS bl0CKED FROM TRIPPING.

REFERENCES:

DRAWING 205-074 SENSING ELEMENT: ATCP-1 AR-603 Rev. 18 Page 12

. - - - _ - -. - ~. - -. ENCLOSURE 1 (Page 71 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-05-05 0-05-05 ~ TURB OEN RADIO FREQ HIGH EVENT POINT 2005 INDICATED CONDITION: o MAIN GENERATOR RADIO FREQUENCIES ARE HIGH AS SENSED BY RF MONITORING. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o RF MONITOTtING CABINET LOCAL INDICATION OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY TURBINE BUILDING OPERATOR TO INVESTIGATE RF MONITORING CABINET. o NOTIFY SYSTEM ENGINEER TO COMPARE WITH OTHER KNOWN DATA. o REFER TO OP-701. DISCUSSION: THIS ALARM SERVES AS AN EARLY WARNING OF A GENERATOR FAILURE SUCH AS i INSULATION BREAKDOWN AND/OR CAS SPACE IMPURITIES THAT MAY HAVE ENTERED THE CAS SPACES. THE SYSTEM CONSISTS OF FOUR TECTORS (ONE FOR EACH PHASE AND ONE FOR THE

1. 8 BEARING) WHICH ARE MONITORED INDIVIDUALLY. THE SYSTEM CYCLES THROUGH ALL FOUR POINTS AND IF ONE EXCEEDS THE ALARM VALUE THE ALARM IS SOUNDED.

THE SYSTEM ENGINEER CAN-ASSIST IN DETERMINING IF A VALID CONDITION EXISTS IN THE GENERATOR OR IF THE RF MONITORING EQUIPMENT IS FAILED.

REFERENCES:

ING 208-057.TB-033 SENSING ELEMENT: TB-449-SS AR-603 Rev. 18 Page 73

ERCL0iUAE_1 (Page 72 of 103) \\ TGF 0 ANNUNCIATOR RESPONSE t' TCF-AX3-05-06 0-05-06 TURB GEN CONDITION MON HIGH EVENT POINT 1956 INDICATED CONDITION: o HYDROGEN COOLING GAS CONTAMINATED WITH HIGH CONCENTRATION OF PARTICLES INSIDE MAIN ELECTRICAL CENERATOR. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o HIGH ALARM ON TB-44$-AIR TCR SECTION, REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o VERIFY CONDITION ON TB-448-AIR, TGR SECTION, REAR MCB. o REFER TO OP-701. o TAKE A BACKUP SAMPLE PER SECTION 4.14 0F PT-325. DISCUSSION: THIS ALARM SERVES AS A WARNING OF GENERATOR FAILURE SUCH AS INSULATION BREAKDOWN AND/OR CAS SPACE IMPURITIES THAT MAY HAVE ENTERED THE CAS SPACES.

REFERENCES:

DRAWING 208-0$7 TB-033 SENSING ELEMENT: TB-448-AT .AR-603 Rev. 18 Page 74

EELOSilAll (Page 73 of 103) x_ / TGF 0 ANNUNCIATOR RESPONSE TGF-AX3 05-08 0-05-08 l l G E N A,lR S 1 0 E OC SEUAL PP OUT OF SERVICE EVENT POINT 1676 INDICATED CONDITION: o TBP-10 LOSS OF DC POWER. \\,) REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o H49ROGEN PANEL ALARM. OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE CAUSE OF LOSS OF POWER. o NOTIFY CHEMISTRY TO MONITOR GENERATOR AREA FOR HYDROGEN CONCENTRATION. DISCUSSION: TBP-10 IS POWERED FROM DPDP-3B SWITCH #13. IF THIS CIRCUIT IS DEENERGIZED THEN THIS ALARM 15 RECEIVED. THE CONTROL CIRCUIT FOR TBP-10 IS POWERED FROM DPDP-3B SWITCH #17. NO ALARM IS ASSOCIATED WITH A LOSS OF POWER ON THIS POWER SUPPLY. [ )

REFERENCES:

DRAWING 208-057 TB-13 J SENSING ELEMENT: 3CR RELAY AR-603 Rev. 1B Page 75

ENCLOSURE 1 (Page 74 of 103) i TGF 0 ANNUNCIATOR RESPONSE r* TGF-AX3-05-09 0-05-09 HYDROGEN PANEL ALARM t EVENT POINT 1644 INDICATED CONDITION: o AT LEAST 1 0F 13 DROP TARGETS HAS FALLEN ON THE HYDROGEN ALARM PANEL. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTION.i FOR A VALID ALARM: o NOTIFY SECONDARY PLANT-OPERATOR TO INVESTIGATE HYDROGEN ALARM PANEL. o REFER TO AR-921. DISCUSSION: THE FOLLOWING CONDITIONS ARE ALARMED AT THE HYDROGEN ALARM PANEL: .H PURITY Hj PRESSURE H SUPPLY H, TEMPERATURE H SIDE HkCH/ LOW HIGH/ LOW PkESSLOW HIGH LdVELLOW -SEAL OIL WATER DETECTED SEAL OIL TURBINE DEF0AMING TANK PRESS LOW HIGH ALARM B/U PRESS LOW LEVEL HIGH AIR SIDE SEAL H SIDE SEAL AIR SIDE SEAL OIL ALARM PANEL OIL PUMP OFF 0$LPUMPOFF B/U PUMP RUN DC POWER FAIL

REFERENCES:

DRAWING 208-057 TB-17 SENSING ELEMENT: VARIOUS INPUTS TO HYDROGEN ALARM PANEL AR-603 Rev. 18 Page 76

ENCLOSURE I (Page 75 of 103) TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-0!.-10 l 0-05-10 I I I l l l l HYDROGEN I I SUPPLY PRESS I I LOW l l l l 2 EVENT POINT 1524 INDICATED CONDITION: o HYDROGEN MANIFOLD SUPPLY PRESSURE <80 PSIG AS SENSED BY HY 81-PS, REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE HYDROGEN TANK PRESSURE. DISCUSSION:

REFERENCES:

DRAWING 209-043 (NG-01) SENSING ELEMENT: HY-81-PS AR-603 Rev. 18 Page 77

EY'OSUR1_1 (Page of 103) \\ TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-06-01 0-06-01 I I I I GENERATOR I l TRIP l I I J l l l l l EVENT POINT 0683 INDICATED CONDITION: o GENERATOR NEUTRAL GROUND LOCK 0UT RELAY TRIPPED. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE TRIPPED INDICATION ON EHC PANEL. o LOCK 0UT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED OM THE TGR SECTION OF_ THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM

• o REFER TO E0P.

o REFER TO AP-660. DISCUSSICA:

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DRAWING 208-040 MT-71 SENSING ELEMENT:-86CG-2 AR-603 Rev. 18 Page 78 ~ ~ _a

SCLOSURE 1 (Page 77 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-06-01 0-06-01 R I 1 I I GENERATOR l l TRIP i i I I I I I I EVENT POINT 0684 INDICATEF CONDITION: o STEP-UP TRANSFORMER / GENERATOR DIFFERENTIAL LOCKOUT RELAY TRIPPED. \\ REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE TRIPPED INDICATION ON EHC PANEL. o LOCKOUT RELAY AMBER INDICATING LIGHT..IS OFF, LOCATED ON THE SSR SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o REFER TO E0P. o REFER TO AP-660. DISCUSSION: p. = =

REFERENCES:

DRAWING 208-040 MT-72 I-SENSING ELEMENT: 186T-2X -AR-603 Rev. 18 Page 79 - __~

f1CLQ1DRL1 (Page 78 of 103) TGF 0 ANNUNCIATOR RESPONSE F TGF-AX3-06-01 0-06-01 rrrrm i I I I GENERATOR I l TRIP I I I I I I i I.] EVENT POINT 0685 INDICATED CONDITION: o GENERATOR DIFFERENTIAL LOCKOUT RELAY TRIPPED. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE TRIPPED INDICATION ON EHC PAivEL. o LOCK 0UT RELAY AMBER 1NDICATING LIGHT IS OFF, LOCATED ON THE TGR SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o REFER TO E0P. o REFER TO AP-660. DISCUSSION: O'

REFERENCES:

-DRAWING 208-040 MT-73 SENSING ELEMENT: 86G-2 AR-603 Rev. 18 Page 80

i i ESROSURE 1~ (Page 79 of 103) i v TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-06-01 0-06-01 ZZZZ] l l I I GENERATOR l [ TRIP I I I I I I I I EVENT POINT 0686 INDICATEL CONDITION: o GENERATOR BACKUP AND NEGATIVE SEQUENCE LOCK 0UT RELAY TRIPPED. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE TRIPPED INDICATION ON EHC PANEL.- o LOCK 0UT RELAY-AMBER-INDICATING LIGHT IS OFF, LOCATED ON THE TGR SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: .o-REFER-TO E0P. o REFER TO AP-660. DISCUSSION: .. Y . [V -

REFERENCES:

-DRAWING 208-040 MT-74 SENSING ELEMENT: 86BVB-2 AR-603 Rev. 18 Page 81

ENCLOSURE 1 (Page 80 of 103) C TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-06-01 0-06-01 ZZZZ@ l I I I GENERATOR l l TRIP I I I I I I I 3 EVENT POINT 0687 INDICATED' CONDITION: o GENERATOR FIELD FAILURE LOCKOUT RELAY TRIPPED. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE TRIPPED INDICATION ON EHC PANEL. o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE TCR SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALIO ALARM: o REFER TO E0P. o REFER TO AP-660. DISCUSSION:

REFERENCES:

DRAWING 208-040 MT 75 SENSING ELEMENT: 86FF-2 'AR-603 Rev. 18 Page 82

i ENCLOSURE 1 (Page 61 of 103) I TGF 0 ANNUNCIATOR RESPONSE t' TGF-AX3-06-01 0-06-01 .h m I I I I GENERATOR TRIP EVENT POINT 0690 INDICATED CONDITIF.; o STEP-UP TkANSFORMER SUDDEN PRESSURE LOCK 0UT RELAY TRIPPED. REDUNDANT INDICATION WHICH WILL VERI N ALARM: c o TURBINE TRIPPED INDICATION ON EHC PANEL. o LOCK 0UT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE SSR SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o REFER TO E0P. o REFER TO AP-660. 7 DISCUSSION: O

REFERENCES:

DRAWING 208-040 MT-80 SENSING ELEMENT: 86SPSU-2X AR-603 Rev. 18 Page 83

ENCLD51EE_1 (Page 82 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-06-01 0-06-01 r r r r peq l l I I GENERATOR l l TRIP I I I I I I I I EVENT POINT 0720 t INDICATED CONDITION:- o EXCITER OVERCURRENT AND GENERATOR VOLTAGE / FREQUENCY LOCKOUT RELAY TRIPPED. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: e TURBINE TRIPPED INDICATION ON EHC PANEL. o LOCK 0UT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE TGR SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o REFER TO E0P. o REFER TO AP-660. DISCUSSION:

REFERENCES:

DRAWING 208-040 MT SENSING ELEMENT: 86EXC-2 AR-603 Rev. 18 Page 84

ERCLOSURL1 (Page 83 of 103) TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-06-01 0-06-01 i i I I I I I GENERATOR I I l ~- l l I I I EVENT POINT 0825 INDICATED CONDITION: o 500 KV SUBSTATION PRIMARY TRIP LOCK 0UT RELAY TRIPPED. I l, REDUNDANT INDICATION WHICH WILL VERIFY ALARM o TURBINE TRIPPED INDICATION ON EHC PANEL. o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE GENERATOR FEED AUX ASMBLY SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR'A VALID ALARM: o REFER TO EOP. o REFER TO AP-660. DISCUSSION: (~

REFERENCES:

DRAWING 208-079 58-03 SENSING ELEMENT: 86/UTPX i AR-603 Rev. 18 Page 85

. _ _ _ _ - _ -. _ ~ _ -. _.. _ _ _ _ _ _ _. _ _ _.. _ _ _ _.. _ _ _ _. _ _ _. ~ EELOSURE 1 (Page 84 of 103) TGF 0 ANNUNCIATOR RESPONSE f' TGF-AX3-06-01 0-06-01 ) l l I I GENERATOR l l TRIP I I l l l l l I EVENT POINT 0826 4 INDICATED CONDITION: o 500 KV SUBSTATION ALTERNATE TRIP LOCKOUT RELAY TRIPPED. .4 REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE TRIPPED INDICATION ON EHC PANEL. o LOCKOUT RELAY AMBER INDICATING LIGHT IS OFF, LOCATED ON THE GENERATOR FEED AUX ASMBLY SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o REFER TO E0P. o REFER TO AP-660 DISCUSSION: [\\ REFEkENCES: DRAWING 208-079 SB-04 SENSING ELEMENT: 86/UTAX AR-603 Rev. 18 Page 86

ENCLOSURE 1 (Page 85 of 103) kGF-AX3-06-01 TGF 0 ANNUNCIATOR RESPONSE-e 0-06-01 ZZZZ@ l l I I GENERATOR l l TRIP I I I I I I I I EVENT POINT 1176 INDICATED CONDITION: o REACTOR TRIPPED LOCKOUT RELAY TRIPPED. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: r o TURBINE TRIPPED INDICATION ON EHC PANEL. o LOCK 0UT RELAY AMBER INDICATING LIGHT IS OFF; LOCATED ON THE SSR SECTION-OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o REFER TO E0P. o REFER TO AP-660. DISCUSSION: L

REFERENCES:

DRAWING 208-040 MT ' SENSING ELEMENT: 86 REC AR-603-Rev. 18 Page 87 ~

1 ENCLOSURE 1 (Page 86 of 103) O V TGF 0 ANNUNCIATOR RESPONSE F TGF-AX3-06-02 0 06-02 A.. EXCITER BREAKER TRIP EVENT POINT 1648 INDICATED CONDITION: o EXCITATION REGULATOR SUPPLY-BREAKER TRIPPED. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o GREEN LIGHT IS ON WITH A RED FLAG ON CONTROL STATION. o EXCITER CURRENT INDICATION ON MAIN CONTROL BOARD. OPERATOR ACTIONS FOR A VALID ALARM: DIaCUSSION: I\\-

REFERENCES:

ORAWING 208-057 TB-09 SENSING ELEMENT:CS/SC.CS/0 CONTROL SWITCH CONTACTS,41AX1/8 BREAKER CONTACT AR-603 Rev. 18 Page 88

ENCLOSURE 1 (Page 87 of 103) O \\ V TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-06-03 0-06-03 VOLT / HERTZ PRETRIP EVENT POINT 1651 INDICATED CONDITION: o EXCESSIVE YOLTAGE TO HERTZ RATIO. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: 1 o TURBINE SPEED INDICATION. o UNIT VOLTAGE INDICATION.- o EXCITER CURRENT INDICATION. OPERATOR ACTIONS FOR A VALID ALARM: o RESTORE SPEED TO SYNCHRONOUS SPEED. o IF SPEED CANNOT BE INCREASED, TRIP THE FIELD BREAKER. DISCUSSION: THE POTENTIAL FOR DAMAGE OCCURS WHEN MAGNETIC DEVICES ARE SATURATED BY EXCESSIVE EXCITATION IN AN ATTEMPT TO MAINTAIN OUTPUT VOLTAGE WHEN SPEED IS DECREASING. THIS ALARM IS A TRUE PRETRIP CONDITION TO THE VOLTS / HERTZ 86 LOCKOUT RELAY WHICH INITIATES A TURBINE TRIP. i O.(

REFERENCES:

DRAWING 208-057 TB-18 SENSING ELEMENT: 59/81 CONTACT AR-603' Rev. 18 Page 89

ENCLOSURE 1 (Page 88 of 103) TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-06-04 0-06-04 GENERATOR UNDER FREQUENCY .j EVENT POINT 1199 INDICATED CONDITION: o GENERATOR FREQUENCY <58.5 HERTZ AS SENSED BY UNDERFREQUENCY CIRCUIT #F2, I REDUNDANT INDICATION WHICH WILL VEk1FY ALARM: o GENERATOR FREQUENCY INDICATION ON MAIN CONTROL BOARD. o UNDERFREQUENCY TIMER F2 OPERATING, LOCATED ON THE TGR SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SYSTEM DISPATCHER. DISCUSSION: I UNIT #3'S FREQUENCY CORRECTION CIRCUITS ARE DISABLED. ANY SYSTEM FREQUENCY PROBLEMS SHOULD BE DIRECTED TO THE SYSTEM DISPATCHER FOR CORRECTION, THE CENERATOR LOCKOUT TRIP ON UNDERFREQUENCY IS AT 58 HERTZ DECREASING.

REFERENCES:

-DRAWING.208-040 MT-102 SENSING ELEMENT: CP/$8. 5HZ,' 2 AR-603 Rev. 18 Page 90

_._ ~ ENCLOSURE 1 (Page 89 of 103) i TGF 0 ANNUNCIATOR RESPONSE F TGF-AX3-06-04 0-06-04 w i i OENERATOR 1 UNDER FREQUENCY EVENT POINT 1200 INDICATED CONDITION: o GENERATOR FREQUENCY <59.5 HERTZ AS SENSED BY UNDERFREQUENCY CIRCUIT #F1. O V REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o GENERATOR FREQUENCY INDICATION ON MAIN CONTROL BOARD, o UNDERFREQUENCY TIMER F1 OPERATING, LOCATED ON THE TGR SECTION OF THE REAR MCB. OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SYSTEM DISPATCHER. i DISCUSSION: UNIT #3'S FREQUENCY CORRECTION CIRCUITS ARE DISABLED. ANY SYSTEM FREQUENCY PROBLEMS SHOULD BE DIRECTED TO THE-SYSTEM DISPATCHER FOR CORRECTION. THE GENERATOR LOCKOUT-TRIP ON UNDERFREQUENCY IS AT 58 HERTZ DECREASING.

REFERENCES:

DRAWING 208-040 MT-102 SENSING ELEMENT: CQ/59.5HZ/F1 AR-603 Rev. 18 Page 91

i ENCLOSURE 1 (Page 90 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-06 04 0-06 04 } 8 i E t GENERATOR UNDER FREQUENCY EVENT POINT 1999 i INDICATED CONDITION: o GENERATOR FREQUENCY <55 HERTZ FOR >12 SECONDS AS SENSED UNDERFREQUENCY CIRCUIT #T3. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o TURBINE TRIP OPERATOR. ACTIONS FOR A VALIO ALARM: o REFER TO EOP. o REFER TO AP-660. o NOTIFY SYSTEM OISPATCHER. DISCUSSION: THE DESIGN BEHIND THIS CIRCUIT WAS TO ALLOW UNIT #3 A REMAIN POWERED FROM THE AUXILIARY TRANSFORMER AFTER RUNBACK TO~THE ICS MINIMUM LOAD SETTING. HO CONTACT NOW ENERGIZES BS/UTPX WHEN THE 12 SECOND TIMER ELAPSES TURBINE TRIP RESULTS. (SEE DRAWINGS 208-079 58-03,S8-05)

REFERENCES:

DRAWING 208-040 MT-102 SENSING ELEMENT: CN/58HZ/T3 -AR-603 Rev. 18 Page 92 ~-

\\ ENCLOSURE 1 (Page 91 of 103) TGF 0 ANNUNCIATOR RESPONSE e TGF-AX3-06-05 0-06-05 I EXClTER l FIRING CKT POWER LOSS ( l EVENT POINT 1653 INDICATED CONDITION: o LOSS OF POWER SUPPLY TO EXCITER FIRING CIRCUIT DRAWER #1. ~ REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF POWER. o CHECK FIRING CIRCUIT DRAWER #1 POWER SUPPLY FUSE DISCUSSION: THE FIRING CIRCUIT DRAWERS ARE REDUNDANT AND IN PARALLEL. THE FIRING PULSES TO THE INVERTER TYPE POWER AMPLIFIER. EITHER F DRAWER WILL PROVIDE SERVICE, BUT THE LOSS OF POWER SHOULD BE INVESTIGATED AND CORRECTED,

REFERENCES:

DRAWING 208-057 TB-18 SENSING ELEMENT: FIRING CIRCUIT #1 AR-603 Rev. 18 Page 93

fELO11!EL_1 (Page 92 of 103) TGF 0 ANNUNCIATOR RESPONSE r TGF-AX3-06-05 0-06-05 EXCITER ~---- FIRING CKT POWER LOSS EVENT POINT 1654 INDICATED CONDITION: o LOSS OF POWER SUPPLY TO EXCITER FIRING CIRCUIT DRAWER #2. o REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF LOSS OF POWER, o CHECK FIRING CIRCUIT DRAWER #2 POWER SUPPLY-FUSE l DISCUSSION: I THE FIRING CIRCUIT DRAWERS ARE REDUNDANT AND IN PARALLEL. THEY SUPPLY FIRING PULSES TO THE INVERTER TYPE POWER AMPLIFIER. EITHER FIRING CIRCUIT DRAWER WILL PROVIDE SERVICE, BUT THE LOSS OF POWER SHOULD BE INVESTIGATED-AND CORRECTED.

REFERENCES:

DRAWING 208-057 TB 18 SENSING ELEMENT: FIRING CIRCUIT #2 AR-603 Rev. 18 Page 94

MCLOSURE 1 (Page 93 of 103) TGF0ANNUNCIATORRESPI"5E TGF-AX3-06-06 0-06-06 ) EXCITER GROUND EVENT POINT 1656 INDICATED CONDITION: o EXCITER CIRCUIT GROUND DETECTED e ~ REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE CAUSE OF EXCITER GROUND. o NOTIFY SYSTEM ENGINEERING. DISCUSSkON: THE INSTALLED GROUND DETECTOR PERFORMS AN AUTOMA 24 HOUFC, OF INSl.. VION RESISTANCE BELOW 13K OHMS, AND BE OHMS DEFENDING ON GROUND LOCATION ANY VALUE ABOV SATISFACTORY.

REFERENCES:

DRAWING 208-057 TB-18 SENSING ELEMENT: EXCITER SWITCHCEAR 64 CONTACT t.R-603 Rev. 18 Page 95

ENCLOSURE 1 (Page 94 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-06-07 0-06-07 i i, EXCITER LIMITED PRETRIP i -r EVENT POINT 1650 INDICATED CONDITION: o EXCITER EXCITATION IS HIGHER THAN A PRESET VALUE. l O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o EXCITER VOLTAGE INDICATION ON MAIN CONTROL BOARD. OPERATOR ACTIONS FOR A VALID ALARM: o REDUCE EXCITER EXCITATION TO NORMAL VALUES BASED ON VOLTA DISCUSSION: OVEREXCITATION RESULTS IN EXCESSIVE TEMPERATURE OF THE SYN WINDINGS.-THIS ALARM, CALLED AN " EXCITATION FORCING ALARM" WARNS THAT EXCITATION PRESET VALUES HAVE BEEN EXCEEDED.

REFERENCES:

DRAWING 208-057 TB-18 SENSING ELEMENT: EXCITER SWITCHGEAR K4 CONTACT AR-603 Rev. 18 Page 96

l ENCLOSURE 1 (Page 95 of-103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-06-08 0-Of-08 EXCITER RAISE INHIBIT t EVENT POINT 1522 INDICATED CONDITION: WITH UNIT OUTPUT BREAKERS OPEN AND THE FOLLOWING: o GENERATOR EXCITER HAS REACHED AN EXCITATION LIMIT IMPOSED. (V QB o GENERATOR EXCITER HAS REACHED A CURRENT LIMIT IMPOSED-REDUNDANT INDICATION WHICH WILL VERIFY ALARM: o GENERATOR OUTPUT VOLTAGE WILL NOT INCREASE WHEN EITHER THE BASE ADJUS OR VOLTAGE AD3UST KNOBS ARE INCREACED. OPERATOR ACTIONS FOR A VALID ALARM: o REDUCE EXCITER EXCITATION TO NORMAL VALUES BASED ON VOLTAGE INDICA o IF EXCITATION APPEARS NORMAL BUT THE A1. ARM WILL NOT CLEAR, NOTIFY SYSTEM ENGINEERING TO EVALUATE THE PROBLEM. DISCUSSION: OVEREXCITATION RESULTS IN EXCESSIVE TEMPERATURE OF THE SYNCHRONOUS F WINDINGS. THIS ALARM MAY ANNUNCIATE TEMPORARILY DURING RELAY OPERA STARTUP AND OTHER TIMES WITH THE MAIN GENERATOR IN A NO-LOAD CONDIT t

REFERENCES:

DRAWING 20F-057 TB-18 SENSING ELEMENT: EXCITER SWITCHGEAR DX3 CONTACT AR-603 Rev. 18 Page 97 ~

ESCLOSURE 1 (Page 96 of 103) TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-06-09 0-06-09 ] GEN RELAY POT XFMR FAILURE 3 i O EVENT POINT 0688 INDICATED CONDITION: o GENERATOR POTENTIAL TRANSFORMER FAILED. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o INVESTIGATE LOSS OF GENERATOR POTENTIAL TRANSFORMER. DISCUSSION: LOSS OF THE GENERATOR POTEFTIAL TRANSFORMER WILL HAVE UNPREDICTABLE EFFECTS ON THE OPERATION OF THE GENERATOR BACKUP RELAY (ie. MAY CAUSE TO ACTUATE INADVERTENTLY OR FAIL TO OPERATE FOR A VALID CONDITION). THE GENERATOR BACKUP RELAY PROVIDES TRIP FUNCTION FOR THE MAIN GENER OUTPUT BREAKERS FOR GENERATOR OR BUS ELELTRICAL FAULTS.

REFERENCES:

DRAWING 208-040 MT-76 SENSING ELEMENT: K60/A RELAY CONTACT AR-603 Rev. 18 Page 98

ENCLOSURE 1 (Page 97 of 103) G TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-06-09 0-06-09 i GEN RELAY POT XFMR FAILURE E D EVENT POINT 0689 INDICATED CONDITION: o EXCITER POTENTIAL TRANSFORMER FAILED. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o INVESTICATE LOSS OF EXCITER POTENTIAL TRANSFORMER. DISCUSSION: LOSS OF THE EXCITER POTENTIAL TRANSFORMER WILL HAVE UNPREDICTABLE EFFECTS ON THE OPERATION OF THE GENERATOR FIELD FAILURE RELAY (ie. MAY CAUSE IT TO ACTUATE INADVERTENTLY OR FAIL TO OPERATE FOR A VALID CONDITION). THE GENERATOR BACKUP RELAY PROVIDES TRIP FUNCTION FOR THE MAIN GE OUTPUT BREAKERS FOR GENERATOR OR BUS ELECTRIrAL FAULTS.

REFERENCES:

DRAWING 208-040 MT-76 SENSING ELEMENT: K60/B RELAY CONTACT AR-603 Rev. 18 Page 99

ENCLOSURE 1 (Page 98 of 103) TGF 0 ANNUNCIATOR RESPONSE r' TGF-AX3-06-10 0-06-10 ISOLATED PHASE BUS DUCT TROUBLE i I-I EVENT POINT 1645 INDICATED CONDITION: o PHASE BUS DUCT BLOWER FAN 3A NOT RUNNING WITH SWITCH IN AUTO AND GENERATOR FIELD BREAKER CLOSED. REDUNDANT INDICATION WHICH WILL VERIFY ALARM:- o ISOLATED PHASE BUS DUCT FLOW LOW EVENT POINT 1647 OR, ISOLATED PHASE BUS DUCT TEMPERATURE HIGH EVENT POINT 1645. OPERATOR ACTIONS FOR A VALID ALARM: o IMMEDIATELY REDUCE LOAD TO < THE SELF COOLED RATING OF 10,000 AMPS AS INDICATED ON THE GENERATOR AMPS DIAL INDICATOR ON THE TGF PANEL. o MAINTAIN THE DUCT TEMPERATURE < 151' BY REDUCTION IN GENERATOR OUTPUT'AND TRANSFERRING LOADS FROM THE AUXILIARY TRANSFORMER. o NOTIFY SECOND*RY PLANT OPERATOR TO MONITOR THE DUCT TEMPEPATURE LOCALLY ON TB-338-TS AND INVESTICATE PROBLEMS. DISCUSSION: o THE RATE OF LOAD REDUCTION SHOULD BE BASED ON THE RATE OF RISE OF DUCT TEMPERATURE. V)

REFERENCES:

DRAWING 208-057 TB-23 SENST.NG ELEMENT: 42X/17CR, 42/16M RELAY CONTACTS AR-603 Rev. 18 Page 100 u

ENCLOSURE ~1 (Page 99 of 103) O ~ l TGF 0 ANNUNCIATOR RESPONSE F TGF-AX3-06-10 0-06-10 l lSOLATED PHASE BUS DUCT TROUBLE EVENT POINT-1646 INDICATED CONDITION: o PHASE BUS DUCT RETURN AIR TEMPERATURE >151 "F AS SENSED BY TB-338-TS. ( REDUNDAW INDICATION WHICH WILL VERIFY ALARM: u OPERATOR ACTIONS FOR A VALID ALARM: o IF FORCED COOLING HAS BEEN LOST, THEN IMMEDIATELY REDUCE LOAD TO < THE SELF COOLED RATING OF 1G,000 AMPS AS INDICATED ON THE GENERATOR AMPS -INDICATOR ON THE TGF PANEL. o NOTIcY SECONDARY PLANT OPERATOR TO MONITOR THE DUCT TEMPERATURE LOCALLY

ON TB-338-TS, AND INVESTIGATE PROBLEMS.

o IF TE'iPERATURE REACHES 162* F CONTACT SYSTEM ENGINEER FOR EVALUATION. i DISCUSSION: O

REFERENCES:

DRAWING 208-057 TB-23 SENSING ELEMENT: TB-338-TS AR-603 Rev. 18 Page 101

ENCLOSURE 1 (Page 100 of 103) s TGF O ANNUNCIATOR RESPONSE ]- l TGF-AX3-06-10 0-06-10 I I I I I I I l ISOLATED PHASE I I BUS DUCT ~ l l TROUBLE I I I i EVENT POINT 1647 INDICATED CONDITION: o PHASE BUS DUCT AIR FLOW AS SENSED BY TB-338-FS. REDUNDANT INDICATION WHICH WILL VERIFY ALARM: e o PHASE i"!S DUCT BLOWER FAN NOT RUNNING WITH SWITCH IN AUTO AND THE GENERA; R FIELD BREAKER CLOSED EVENT POINT 1645 OR 1655. OPERATOR ACTIONS FOR A VALID ALARM: o IF FORCED COOLING HAS BEEN LOST, THEN IMMEDIATELY REDUCE LOAD TO < THE SELF. COOLED RATING OF 10,000 AMPS AS INDICATED ON THE GENERATOR AMPS DIAL INDICATOR ON THE TGF PANEL. o MAINTAIN THE DUCT TEMPERATURE < 151a F BY REDUCTION IN GENERATOR OUTPUT . AND TRANSFERRING LOADS FROM THE AUXILIARY TRANSFORMER. o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE ISOLATED PHASE BUS DUCT COOLING SYSTEM. DISCUSSION: o THE RATE OF LOAD REDUCTION SHOULD BE BASED ON THE RATE OF RISE OF DUCT TEMPERATURE.

REFERENCES:

DRAWING 208-057 TB-23 SENSING ELEMENT: TB-339-FS AR-603 Rev. 18 Page 102

LNCLOSURE_1 (Page-101 of 103) !D b TGF 0 ANNUNCIATOR RESPONSE { TGF-AX3-06-10 0-06-10 l l l l l l l l lSOLATED PHASE I I BUS DUCT I I TROUBLE I I I I 2 EVENT POINT 1652 INDICATED CONDITION: o PHASE BUS DUCT AIR HUMIDITY >50% AS SENSED BY TB-341-HS. O REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE ISOLATED PHASE BUS DUCT COOLING SYSTEM. DISCUSSION: 'v

REFERENCES:

DRAWING 208-057 TB-23 SENSING ELEMENT: TB-341-HS AR-603 Rev. 18 Page 103

. ~.. J ENCLOSURE 1 (Page 102 of 103)

f 3 V

TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-06-10 l 0-06-10 ISOLATED PHASE BUS DUCT TROUBLE 6---- EVENT POINT 1655 INDICATED CONDITION: o PHASE BUS DUCT BLOWER FAN 3B NOT RUNNING WITH SWITCH IN AUTO AND GENERATOR FIELD BREAKER CLOSED. i V-REDUNDANT-INDICATION WHICH WILL VERIFY ALARM: o ISOLATED PHASE BUS dVCT AIR FLOW LOW EVENT POINT 1647 OR, ISOLATED PHASE BUS DUCT TEMPERATURE HIGH EVENT POINT 1646. OPERATOR ACTIONS FOR A VALID ALARM: t IMMEDIATELY REDUCE LOAD TO < THE SELF COOLED RATING OF 10,000 AMPS AS INDICATED ON THE GENERATOR AMPS DIAL INDICATOR ON THE TGF PANEL. o MAINTAIN THE DUCT TEMPERATURE <151* F BY REDUCTION IN GENERATOR OUTPUT AND TRANSFERRING LOADS FROM THE AUXILIARY TRANSFORMER. o NOTIFY SECONDARY PLANT OPERATOR TO MONITOR THE DUCT TEMPERATURE LOCALLY ON TB-338-TS, AND INVESTIGATE PROBLEMS. DISCUSSION: o THE RATE- 0F LOAD REDUCTION SHOULD BE BASED ON THE RATE OF RISE OF DUCT TEMPERATURE.

REFERENCES:

DRAWING 208-057 TB-23 SENSING ELEMENT: 42X/25CP,, 42/19M RELAY CONTACTS AR-603 Rev. 18 Page 104

e ENCLOSURE 1 (Page 103 of 103) M'v/ TGF 0 ANNUNCIATOR RESPONSE TGF-AX3-06-10 0-06-10 1 I I l lSOLATED PHASE I BUS DUCT I TROUBLE-I -I 22222 EVENT POINT 1675 INDICATED CONDITION:

o. PHASE BUS DUCT AIR FILTER DIFFERENTIAL PRESSURE >1" H,0 AS SENSED BY -

-TB-340-PS. /~T I U REDUNDANT INDICATION WHICH WILL VERIFY ALARM: OPERATOR ACTIONS FOR A VALID ALARM: o NOTIFY SECONDARY PLANT OPERATOR TO INVESTIGATE ISOLATED PHASE BUS DUCT COOLING SYSTEM AIR FILTER, AND REPLACE AS REQUIRED. DISCUSSION: i REFERENCES DRAWING 208-057 TB-23 f'i SENSING ELEMENT: TB-340-PS L/ AR-603 Rev. 18 Page 105 (LAST PAGE) J}}