ML20217G526
| ML20217G526 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 10/04/1997 |
| From: | FLORIDA POWER CORP. |
| To: | |
| References | |
| AR-702, NUDOCS 9710100301 | |
| Download: ML20217G526 (115) | |
Text
- _ _ _ _ _ _ - _ _ _ _ _ _ _ _ _ - - - _ _ _ ___- - -_
Docum:nt Teansmittal #: 70786 Date: 10/4/97 l
Tc: NRC (DC DESK) MAC: N/A Destination:
Description:
1 Copy Copy Totals
_ Document: _ _ _ _ _ Revision: . ._ Comment: _ _ _ ___ _ , #_ INFO CNTL MST,R AR0702 14 24 1 0 0 I
instructions to the Addressee:
Pl:ase verify the document (s) received agrees with the above information, Operations department must attach old document (s) or portions of document (s) superseded by the above to this transmittal. /
The sl0natute Indicates acknowledgment of receipt of the above document (s) and that documents have been updated, Retum sk,ned and dated transmittal to Document Control within 15 working days of transmittaldate to mailcade:
NA1C Flornia Power Corporalen Document Control, NA1C lI l l l Crystal Rrvet Energy Compier ll.,llllll i ,1@* 1l]1.1, Il ll i - lI llli, y.l}
u, 15760 W. Power Line St.
Crystal *Mr, FL 34428 6708 Signature of Addressee: Date:
^
9710100301 971004 PDR ADOCK 05000302 F PDR
.]
l Rev. 14 Effective Date INFORMATION ONLY a ANNUNCIATOR RESPONSE AR-702 FLORIDA POWER CORPORATION CRYSTAL RIVER UNIT 3 SSF Q ANNUNCIATOR RESPONSE l
APPROVED BY: Interpretatio1 Contact b $* s lu$ )f . .
' (SIGNATUREONFIL%[i DATE: / dV!9) l INTERPRETATION CONTACT: Manager, Nuclear Plant Operations Support
_ _ . . ~ _ _ - . _ _ . - _ _ . _ _ . _ . _ _ . . . . . _ _ _ _ _ _ - - _ - - - . --
i TABLE OF CONTENTS SECl10N PAGE 140 PURP0SE................................................................. 1 ZJ_REELRMCES.............................................................. 1 2 .1 IMPLEMENTING RE FE RENC ES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2 DQ'ELQPJENTAL REEERBCES... ....................................... ....... 11 l
3 . 0 PE R50NNE L_ INDOCTRIM11QN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 ;
4.0 INSIRUCTIQNS............................................................ 1 1
1 5.0.FQLLOW-UP-ACIIQNS....................................................... 1 l MCLO50&tS 1 Annunciator Response........................................... 2 i
l i
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i-i e
AR-702- Rev. 14 Page 1
.1
L0 PUR20SI 1.1 Establish a reference document for each Annunciator Window on the 55F-A2 Lampbox.
1.2 Establish operator actions for valid Annunciator alarms on the SSF-A2 Lampbox.
1.3 Establish a reference to other procedures which address operator actions for valid Annunciator alarms on the 55F A2 Lampbox.
2.0 REEIRENCES 2.1 IMPLEMENTING _REEll1EEES 2.1.1 AP-770. Emergency Diesel Generator Actuation 2.1.2 OP-703, Plant Distribution System .
2.2 DEVELQPj$ENIAL REFEREEES O 2.2.1 INPO 90-021 Good Practice OP-217. Alarm Response Procedures 2.2.2 Annunciator Window Engraving Drawing E-224-049 3.0 PERSONNELINDOCTRINATION 3.1 The Annunciator System is powered from VBDP-5 Breaker 28.
4.0 INSIRuCIl0NS 4.1 Respond to alarms on the $5c-A2 Lampbox as indicated on Enclosure 1 Annunciator Response.
5.0 FOLLOW-UP-ACTIQMS None O
AR-702 Rev. 14 Page 1
'~
/3 DiCLOSiffill
(,/ (Page 1 of Ill)
SSF ANNUNCIATOR RESPONSE SF-A2-01-10 0-01-10 BUS PARALLELED M
EVENT POINT 0540 INDICATED CONDITION:
o "A" 6900V RX AUX BUS BREAKERS 3101 AND 3103 CLOSED.
()
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o BREAKER POSITION INDICATION FOR BREAKERS 3101 AND 3103.
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-03 SENSING ELEMENT: 3101/52A CONTACT AND 3103/52A CONTACT (6900V BREAKERS)
AR-702 Rev. 14 Page 2
ENCLOSURE 1 (Page 2 of 111)
SSF ANNUNCIATOR RESPONSE SF A2-01-10 0-01-10 i
BUS PAPALLELED EVENT POINT 0543 INDICATED CONDITION:
o "B" 6900V RX AUX BUS BREAKERS 3102 AND 3104 CLOSED.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
-o BREAKER POSITION INDICATION-FOR BREAKERS 3102 ANO 3101.
OPERATOR ACTIONS FOR A VALID ALARM:
1 DISCUSSION:
THIS IS A NORMAL ALARM WHILE TRANSFERRING BUSSES TO ALTERNATE SUPPLIES
= WHEN MORE -YHAN ONE SUPPLY BREAKER IS CLOSED,
REFERENCES:
DRAWING 208-040 MT-04 SENSING ELEMENT: 3102/$2A CONTACT AND 3104/52A CONTACT (6900V BREAKERS)
AR-702 Rev,-14 Page 3-
)
] i fdfCLQSURE 1
{ (Page 3 of 111)
! I j i SSF ANNUNCIATOR RESPONSE SF-A2-01-10 0 01-10
. i I
J l l
)
i :
- dVS I
PARALLELED ,
.h I
4 d '
EVENT POINT 0546 i 3
i j INDICATED CONDITION:
l o "A" 4160V UNIT BUS BREAKERS 3201 AND 3203 CLOSED.
!O j
} REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
i 1 .
o BREAKER POSITION -INDICATION FOR BREAKERS 3201 AND 3203.
i i,
j OPERATOR ACTIONS FOR A VALID ALARM:
i l
DISCUSSION:
e L
THIS IS A NORMAL ALARM WHILE TRANSFERRING BUSSES TO ALTERNATE SUPPLIES. I
{ WHEN MORE THAN ONE SUPPLY BREAKER IS CLO5ED. .
i
REFERENCES:
DRAWING 208-040 MT-05 i SENSING ELEMENT: 3201/52A CONTACT AND 3203/52A CONTACT (4160V BREAKERS)
J J
AR-702 Rev. 14 Page 4
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O [NCLOSURE 1 (Page 4 of 121)
SSF ANNUNCIATOR RESPONSE fF-A2-01 10 Q-01-10 I
I l I l l
[ BUS l PARALLELED I
I EVENT POINT 0549 INDICATED CONDITION:
o "B" 4160V UNIT BUS BREAKERS 3202 AND 3204 CLOSED.
O '
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o- BREAKER POSITION INDICATION FOR BREAKERS. 3202 AND 3204.
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.
REFERENCES:
DRAWING 208-040 MT-06 SENSING ELEMENT: 3202/52A CONTACT AND 3204/52A CONTACT (4160V BREAKERS)
AR-702 Rev. 14 Page 5 :
O MCLQ51iEL._1 (Page 5 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2 01-10 Q-01-10
~*-
.i
__o ,
i BUS PARALLELED EVENT POINT 0556 INDICATED CONDITION:
o ANY COMBINATION OF "A" ES 4160V BUS BREAKERS 3205, 3207, 3209, 3211 CLOSED.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o - BREAKER POSITION INDICATION FOR BREAKERS 3205,3207,3209,3211.
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 C'.0 SED.
REFERENCES:
DRAWING 208-040 MT-0i SENSING ELEMENT: 3205/52A, 3207/5.'A, 3209/52A, 3211/52A CONTACTS AR 702 Rev. 14 Page 6
l t ENCLOSURE 1 (Page 6 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-01-10 0 01-10 1
I l
BUS h PARALLELED I
I -
1 EVENT POINT 0560 INDICATED CONDITION!
o ANY COMBINATION OF "B" ES 41tiOV BUS BREAKERS 3206, 3208, 3210, 3212 CLOSED.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o - BREAKER POSITION INDICATION FOR BREAKERS 3206, 3208, 3210, 3212.
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-10 SENSING ELEMENT: 3206/52A, 3208/52A, 3210/52A, 3212/52A CONTACTS AR 702 Rev. 14 Page 7
j ENCLOSURL.1 (Page 7 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-01 Q-02-01 I
I I l l l l 4 KV l l ES BUS A l l DEAD I I I I I I EVENT POINT 0649 INDICATED CONDITION:
o "A" ES'4160V BUS UNDERVOLTAGE O
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o "A" ES 4160V VOLTAGE INDICATION.
L OPERATOR ACTIONS FOR A VALID ALARM:
o REFER TO AP-770.
DISCUSSION:
THIS ALARM IS THE RESULT OF A 2 OUT OF 3 UNDERVOLTAGE_(FLOR) RELAY LOGIC.
THE FLOR RELAYS ARE INTENDED TO PROVIDE ES 4160VAC UNDERVOLTAGE RESPONSE-WHEN VOLTAGE DROPS INSTANTLY TO ZERO. THE SLUR RELAY WILL PROVIDE UNDERVOLTAGE RESPONSE WHEN THE-VOLTAGE DROPS' GRADUALLY BELOW THE SLUR SETPOINT, l
REFERENCES:
DRAWING 208-040 MT-65 SENSING ELEMEN1: 27Y-3/32EA RELAY AR-702 Rev. 14 Page 8
ENCLOSURE 1
\ (Page 8 of 111)
_ SSF ANNUNCIATOR RESPONSE SF-A2-02-02 Q-02-02 '
DIESEL GEN A BREAKER
, TRIP EVENT POINT 0568 .
1 INDICATED CONDITION:
o "A" EMERGENCY DIESEL GENERATOR OUTPUT BREAKER TRIPPED.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o RED FLAG WITH A GREEN LIGHT IS ON, LOCATED ON BREAKER 3209 CONTROL STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o REFER TO AP-770.
DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-13 SENSING ELEMENT: CS/SC CS/0 CONTRCi. SWITCH CONTACTS, 52H/A, 525/8 CONTACTS
.. AR-702 Rev. 14_ Page 9
__._.._..-_._.__.-._.._.-_._m.__..___ -
_ . _ _ _ - _ _ _ = _ _ _ . _ _ _ _ _ . ~ . . _ .
i 4:
' ENCLOSURE l i (Page 9 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-03 0-02-03 i
s L
i i-DIESEL GEN A 1 BREAKER 4 CLOSED 4
I
- EVENT POINT 1182 I INDICATED CONDITION:
4 o "A" EMERGENCY DIESEL GENERATOR'0UTPUT BREAKER CLOSED, WITH_ES ACTUATION SICNAL OR UNDERVOLTAGE SIGNAL PRESENT.
I
}
l j REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
- i. o RED ! ICHT IS ON WITH A GREEN FLAG ON BREAKER 3209 CONTROL STATION.
1 i
OPERATOR ACTIONS FOR A VALID ALARM:
o REFER TO AP-770, l
i i
[ DISCUSSION:
k
REFERENCES:
DRAWING-208-040 MT-129 SENSING ELEMENT: 86B/ESA
' 'AR- 7D2 Rev. 14 Page 10
l N
ENCLOSURE 1 (Page 10 of 111)
_ SSF ANNUNCIATOR RESPONSE SF-A2-02-04 02-04 1
4KV ES A CROSS TIE BLOCKED EVENT POINT 1183 t
INDICATED CONDITION:
o BREAKERS 3209 AND 3210 CLOSED WITH EITHER 3206, 3208, OR 3212 CLOSED.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o DIESEL GEN "A" CROSS-TIE LICHT EXTINGUISHED.
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.
OPERC OR ACTIONS FOR A VALID ALARM:
DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-129 SENSING ELEMENT: 3-52-1, 3-525 CONTACTS AR-702 Rev. 14 Page 11
ENCLOSURE-1
. (Page 11 of 111 SSF ANNUNCIATOR RESPONSE SF-A2-02-05 Q-02-05
~ DIESEL GEN A VOLTAGE ADJ.
IN CONTROL RM EVENT POINT 1177 INDICATED CONCITION:
o DIESEL CENERATOR "A" VOLTAGE ADJUST SELECTED TO THE CONTROL ROOM.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o DIESEL GENERATOR A "EXC VOLT AD] SELECT" SWITCH SELEGED TO " CONT RM" l POSITION.
q OPERATOR ACTIONS FOR A VALID ALARM:
DISCUSSION:
THIS SWITCH IS NORMALLY SELEGED TO THE "DG P,M" POSITION.
..t
REFERENCES:
. DRAWING 208-027 EG-17 SENSING ELEMEN1: SS/0,CB/SSF CONTACT AR-702 Rev. 14 Page 12
EELOSEE_1
( (Page 12 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-02-07 Q-02-07 480V ;
ES BUS A DEAD EVENT POINT 0653 INDICATED CONDITION:
o "A" ES 480V BUS UNDERVOLTAGE.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o 480V ES BUS "A" VOLTAGE INDICATES LESS THAN NORMAL.
OPERATOR ACTIONS FOR A VALID ALARM:
o REFER TO AP-770 DISCUSSION:
O KEFERENCES:' DRAWING 208-040 MT-66.
SENSING ELEMENT: 27Y-1/33EA AR-702 Rev. 14 Page 13
~
l l
l O ENCLOSURE 1 (Page 13 of 111) <
SSF ANNUNCIATOR RESPONSE SF-A2-02-08 Q-02-08 480V ES BUS A UV LOCKOUT ACT l EVENT POINT 0719 INDICATED CONDITION:
o "A" ES 480V BUS UNDERVOLTACE LOCK OUT RELAY ACTUATED.
)
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o 4160V ES BUS "A" VOLTAGE INDICATES LESS THAN NORMAL.
o 480V ES BUS "A" VOLTAGE INDICATES LESS THAN NORMAL.
o BREAKER 3209 INDICATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o REFER TO AP-770 DISCUSSION:
THE 480V ES UNDERVOLTACE 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.
REFERENCES:
DRAWING 208-040 MT-77 SENSING ELEMENT: 86/27ESA AR-702 Rev. 14 Page 14
i O LNCLOSURE 1 (Page 14 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 l
POTENTIAL TRANSFORMER TROUBLE EVENT POINT 0642 INDICATED CONDITION:
o "A" 6900V REACTOR AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED, i
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.
UNDERVOLTAGE LOGIC.
POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT OF 3" 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.
N
\
REFERENCES:
DRAWING 208-040 MT-63 SENSING ELEMENT: 27Y-1/31RA 272/31RA RELAYS AR-702 Rev. 14 Page 15
MCLQSURE 1 (Page 15 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 l )
POTENTIAL TRANSFORMER TROUBLE EVENT POINT 0644 INDICATED CONT,;JION:
o "B" 6900V REACTOR AUX BUR UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.
a 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-0F THE FIRST ALARMS TO ACTUATE DURING A BUS
-UNDERVOLTAGE CONDITION.
UNDERVOLTAGE LOGIC.
POTENTIAL TRANSFORMER TROUBLE USES A "1 OUT.OF 3" IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL TRANSFORMER IS INVOLVED THEN THE ALARM UPCRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL ~ TRANSFORMER ALARM IS DISABl.ED.
REFERENCES:
DRAWING 208-040 MT-63 SENSING ELEMENT: 27Y-1/31RB 272/31RB RELAYS AR-702 Rev.-14 Page 16-
- . . . . _ . . - . -- . . - _ ~ . . _ . _ - . - . ~ . . . ~ . . . . - . - - _ . - . - . . . -
-ENCLOSURE 1 (Page 16 of 111)
, SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10.
s POTENTIAL TRANSFORMER TROUBLE l
1 j _ ______
EVENT POINT 0646-I-
j INDICATED CONDITION:
i
! o "A" 4160V UNIT BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE
-POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.
lO
\ REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
i OPERATOR ACTIONS FOR A VALID ALARM:
i 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.
i
REFERENCES:
DRAWING 208-040 MT-64 2
-SENSING ELEMENT: 27Y-1/320A 27Z/320A RELAYS AR-702 Rev. 14 Page 17
. - ~ -.
, - , + . . , - . - ,--
. -- . . . . - - . . - . - . . . _ . . - . _ ~ - - - . . _ - - . - _ . . . . . . . . . . . . ~ - .
ENCLOSURE 1 (Page 17 of 111)
SSF ANNUNCIATOR RESPONSE S F- A2 10 Q-02-10 POTENTIAL TRANSFORMER TROUBLE EVENT POINT 0648 INDICATED CONDITION:
"B" 4160V UNIT BUS 3B UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL-TRANSFORMER CPCUIT HAS FAILED, 4
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" 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 SENSING ELEMENT: 27Y-1/32VB 272/3208 RELAYS
- AR- 702 - Rev. 14 Page 18
~ . - _... .. - .-._.~-_-----..-. -
4 i
E ENCLOSURE 1
- (Page 18 of 111) s
- SSF ANNUNCIATOR RESPONSE SF-A2-02-10 0-02-10
)
i POTENTIAL 1
TRANSFORMER TROUBLE i
E EVENT POINT 0650
}
.j -
- j. INDICATED CONDITION:
t o "A" ES 4160V BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.
- O V
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
1.
I I
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" i UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL l
TRANSFORMER IS INVOLVED THEN THE ALARM UPGRADES TO BUS UNDERVOLTAGE AND j' THE-POTENTIAL TRANSFORMER ALARM JS DISABLED.
REFERENCES:
DRAWING 208-040 MT-65 SENSING ELEMENT: 27Y-1/32EA 272/32EA RELAYS
-AR-702 Rev. 14 Page 19 1
- .-.-. -_ ----- - ,. . _ . . ~ . . - - . . . . - . -.. . -. . - .. ..... . - -.-. .-. - -
F f.
'3 ENCLOSURE 1
} (Page 19 of 111)-
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 1
=
i J
i POTENTIAL i
TRANSFORMER
. TROUBLE EVENT POINT 0652
. INDICATED CONDITION:
i o "B" ES 4160V BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.
i REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
4 d
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"
=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.
1-
REFERENCES:
DRAWING 208-040 MT SENSING ELEMENT: 27Y-1/32EB 27Z/32EB RELAYS AR-702 Rev. 14 Page 20 p
l -
ENCLOSURE 1
- s. (Page 20 of 111)
A SSF ANNUNCIATOR RESPONSE SF-A2-02-30 0-02-10 i=
POTENTIAL 4
TRANSFORMER 2
.i TROUBLE i
i EVENT POINT 0654 j INDICATED CONDITION:
i o "A" ES 480V BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL 4'Vn TRANSFORMER CIRCUIT HAS FAILED.
4 i
2 REDUNDANT INDICATION WHICd WILL VERIFY ALARM:
l 1
e
, OPERATOR ACTIONS FOR A VALID ALARM:
1 o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES..
I-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.
a
REFERENCES:
DRAWING 208-040 MT-66 4
i SENSING ELEMENT: 27Y-1/33EA 27Z/33EA RELAYS AR-702 Rev. 14 Page 21
N ENCLOSURE 1 (Page 21 of 111) l SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 I
I POTENTIAL TRANSFORMER l
TROUBLE EVENT POINT 0656 INDICATED CONDITION:
o "B" ES 480V 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 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 UPCRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.
REFERENCES:
DRAWING 208-040 MT-66 SENSING ELEMENI: 27Y-1/33EB 272/33EB RELAYS AR-702 Rev. 14 Page 22
I ENCLOSURE 1 O- (Page 22 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 POTENTIAL TRANSFORMER TROUBLE EVENT POINT 0658 INDICATED CONDITION:
o "A" 480V REACTOR AUX 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 DISCUSSION:
THIS ALARM MAY BE ONE OF THE FIRST ALARMS TO ACTutTE DURING A BUS UNDERVOLTAGE CONDITION. POTENTIAL TRANSFORMER TR0tlBLE 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 272/33RA RELAYS AR-702 Rev. 14 Page 23
lO ENCLOSURE 1 (Page 23 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 0-02-10 i --
a I POTENTIAL j TRANSFORMER TROUBLE I
j _
4-
)
EVENT POINT 0660 i
! INDICATED CONDITION:
"B 480V REACTOR AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE o -
POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.
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.
v
REFERENCES:
DRAWING 208-040 MT-67 SENSING ELEMENT: 27Y-1/33RB 272/33RB RELAYS AR-702 Rev. 14 Page 24
. _ _ _ _ _ . _ _ . _ _ _ _ _ _ _ _ _ _ . . . _ _ _ . _ _ _ _ _ . . _ . _ . - ~ . . _ . _ >
O ENCLOSURE 1 (Page 24 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 i
F POTENTIAL TRANSFORMER TROUBLE 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.
5 1
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
4 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"
- UNDERVOLTAGE LOGIC. IF MORE THAN 1 UNDERVOLTAGE RELAY OR POTENTIAL i
-TRANSFORMER IS INVOLVED THEN THE ALARM UPCRADES TO BUS UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.
REFERENCES:
DRAWING 208-040 MT-68 l SENSING ELEMENT: 27Y-1/33TA 272/33TA RELAYS AR-702 Rev. 14 Page 25
. . _ _ _ _ _ _ _ _ _ . _ _ . . _ - _ _ . _ _ _ _ _ _ . _ . _...__.__.m_ _ _ _ ,
l
-I l
ENCLOSURE 1 (Page 25 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 i
i I
- I POTENTIAL TRANSFORMER
. TROUBLE EVENT POINT 0664 4
INDICATED CONDITION:
o "B
480V TURBINE AUX 105 UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.
4 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
4 3
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. POTERTIAL 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 a
THE POTENTIAL TRANSFORMER ALARM IS DISABLED.
)
i.
REFERENCES:
DRAWING 208-040 MT-68 SENSING ELEMENT: 27Y-1/33TB 27Z/33TB RELAYS i AR-702 Rev. 14 Page 26
ENCLOSURE 1
!= V (Page 26 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 1
POTENTIAL TRANSFORMER TROUBLE EVENT POINT 0666 INDICATED CONDITION:
o "A" 480V INTAKE AUX 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 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-69 SENSING ELEMENT: 27Y-1/33IA 272/33IA RELAYS AR-702 Rev. 14 Page 27
ENCLOSURE 1
\ (Page 27 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-30 Q-02-10 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.
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-69 SENSING ELEMENT: 27Y-1/33IB 272/33IB RELAYS AR-702 Rev. 14 Page 28 P
E O ENCLOSURE 1 (Page 28 of Ill)
, l SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 4
h' 3
POTENTIAL TRANSFORMER 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 FAILEO.
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:
DRAWINC 208-040 MT-70 SENSING ELEMENT: 27Y-1/33P 27Z/33P RELAYS AR-702 Rev. 14 Page 29
. - =_ .
. - - . . . - - . - . _ - . - . . - - - . - . . . . . - - . . - . - . . - . = . . . . - .
a O. ENCLOSURE 1 (Page 29 of 111)
SSF ANNUNCIATOR RESPONSE S F- A2-02-10 Q-02-10 a
POTENTIAL l TRANSFORMER TROUBLE 4
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.
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-70 SENSING ELEMENT: 27Y-1/33H 272/33H RELAYS
'AR-702 Rev, 14 Page 30
. .- -. . ..- - - .- - ..- ~ ~ -. . - - -. - - - . .-. - -.- _ __ -__
O ENCLOSURE 1 (Page 30 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-02-10 Q-02-10 ,
POTENTIAL TRANSFORMER TROUBLE EVENT POINT 1991 INDICATED CONDITION:
o 4160V REACTOR AUX BUS UNDERVOLTAGE ON "1 OUT OF 3" LOGIC OR A SINGLE POTENTIAL TRANSFORMER CIRCUIT HAS FAILED.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
1 OPERATOR ACTIONS FOR A VALID ALARM:
o OBSERVE BUS VOLTAGE WITHIN NORMAL VALUES
(
l t
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 BUC UNDERVOLTAGE AND THE POTENTIAL TRANSFORMER ALARM IS DISABLED.
REFERENCES:
DRAWING 208-040 MT-136 SENSING ELEMENT: 32RA AR-702 Rev. 14 Page 31
ENCLOSURE 1 (Page 31 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-03-01 Q-03-01 l 1 l l l l l l DIESEL GEN A l l lN THE 30 MIN LIMIT l l l 1 l l l l l ,
EVENT POINT 1590 INDICATED CONDITION:
o DIESEL GENERATOR "A" OVER 3250 KW, O
V REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o DIESEL GENERATOR "A" KW INDICATION.
l o DIESEL CENERATOR "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:
l THIS ALARM IS INSTANTANEOUS WHEN DIESEL LOAD EXCEEDS 3250-KW
REFERENCES:
DRAWING 208-027 EG-22 SENSING ELEMENT: 62BX AR-702 Rev. 14 Page 32
. - . - - - . . . . . .. . . ~ . . . . - - . - . - . - . . - - . . - . - . - . - . . - . - . . . - .
lT ENCLOSURE 1
- s (Page 32 of 111)
SSF ANNUNCIATOR RESPCNSE 5F-A2-03-04 Q-03-04 1
4
]
- ~
TRIP BLOCKED l
EVENT POINT 0823 INDICATED CONDITION:
o "A" ES 4160V BUS UNDERVOLTAGE PROTECTION DISABLED.
O
'd 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.
OPERATOR ACTIONS FOR' A VALID ALARM:
a MONITOR "A" ES BUS VOLTAGES DURING UNDERVOLTAGE RELAY TESTING.
DISCUS 5 ION:
THIS A. ARM WILL OCCUR WHEN fESTING THE BUS UNDERVOLTAGE RELAYS. NO UNDERVOLTAGE PROTECTION IS AVAILABLE DURING TESTING.
REFERENCES:
DRAWING 208-040 MT-65B SENSING ELEMENT: TBS 1, TBS 2
.AR-702 Rev. 14 Page 33
ENCLOSURE 1 (Page 33 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-0 8-02 Q-04-02 I
i l
4KV ES BUS DEGRADED VOLT TRIP I
EVENT POINT 1747 INDICATED CONDITION:
o "A" ES 4160V BUS VOLTAGE <3952 VOLTS FOR >5 SECONOS.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o "A" ES 4160V BUS VOLTAGE METER INDICATING < 3952 VAC 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-l'1 SENSING ELEMENT: 278-A/32EA, 278-B/32EA, 278-C/32EA AR-702 Rev. 14 Page 34
- ~ -- - . - - . . . - . . . - . . - - - . --- . . . .--- - .- - . - . .
i ENCLOSURE 1
\
(Page 34 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-02 Q-04-02 4KV ES BUS DEGRADED VOLT TRIP 4
- EVENT POINT 1818 1
INDICATED CONDITION:
o "B" ES 4160V BUS VOLTAGE <3952 VOLTS FOR >5 SECONDS.
i:0 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o "B" ES 4160V BUS VOLTAGE METER INDICATING < 3952 VAC 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-132 SEN5ING ELEMENT: 278-A/32EB, 27B-B/32EB, 278-C/32EB AR-702 Rev. 14 Page 35
ENCLOSURE 1 (Page 35 of 111)
-SSF ANNUNCIATOR RESPONSE SF-A2-04-03 Q-04 ._ i CROSS TIE BLOCKED LOSS OF DC EVENT POINT 1184 INDICATED CONDITION: '
o "A" ES 4160V BUS CROSS TIE LOCK 0UT RELAY LOSS OF DC CONTROL POWER.
O REDUNDANT INDICATION WHICH WILL-VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE-0F LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-SA FUSE #6. FUSES ARE LOCATED INSIDE THE MCB FOR THIS CIRCUIT.
REFERENCES:
DRAWING 208-040 MT-129, MT-127 SENSING ELEMENT: 27C-1A AR-702 Rev. 14 Page 36
I O ENCLOSURE 1 (Page 36 of 111)-
SSF ANNUNCIATOR RESPONSE SF-A2-04-03 Q-04-03 CROSS TIE BLOCKED LOSS OF DC EVENT POINT 1185 INDICATED CONDITION:
o "A" ES 4160V BUS CROSS TIE CIRCUIT LOSS OF DC CONTROL POWER.
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-5A FUSE #6. ADDITIONAL FUSES BEHIND THE CONTROL BOARD ARE ALSO INVOLVED.
REFERENCES:
DRAWING 208-040 MT-129, MT-127
- SENSING ELEMENT
- 27C-2A AR-702 Rev. 14 Page 37 l-
I i
O IEL01 VEL _1
(" tare 37 of 111)
SSF ANNUNCIA10R RESPONSE SF-A2 04-03 0 04 03 i i
CROSS TIE ;
BLOCKED [
LOSS OF DC :
i EVENT POINT 1188 I i
i INDICATED CONDITION:
o "B" E!
'iOV BUS CROSS TIE LOCKOUT RELAY LOSS OF DC CONTROL POWER.
O >
i REDUNDANT INDICATION WHICH WILL VERIFY ALARM: '
OPERATOR ACTIONS FOR A VALIO ALARM: '
o INVESTICATE CAUSE OF LOSS OF.DC CONTROL POWER.
d DISCUSSION:
DC CONTROL POWER'IS SUPPLIED FROM DPDP-58 FUSE #6. FUSES ARE LOCATED i INSIDE THE MCB FOR THIS CIRCUIT.
i j
REFERENCES:
DRAWINC 208-040 MT-129, MT-128- <
SENSING ELEMENT: 27C-1B !
AR-702 Rev.l14. Page 38 l
(^$ IECLOSSRD
() (Page 38 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-03 0-04-03 CROSS TIE DLOCKED LOSS OF DC EVENT POINT 1189 INDICATED CONDITION:
o "B" ES 4160V BUS CROSS TIE CIRCUIT LOSS OF DC CONTROL POWER.
~.J REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTICATE CAUSE OF LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-58 FUSE #6. ADDITIONAL FUSES BEHIND THE CONTROL BOARD ARE ALSO INVOLVED.
)
REFERENCES:
DRAWING 208-040 MT-129, MT-128 SENSING ELEMENT: 27C-28 AR-702 Rev. 14 Page 39 m
I I
LN(LQ5URE 1 (Page 39 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04 04 Q-04-04 I
l ES BKR DC POWER LOSS EVENT POINT 0555 INDICATED CONDITION:
o "A" ES 4160V BUS SUPPLY BREAKER 3205 LOSS OF DC CONTROL POWER.
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 TOWER IS SUPPLIED FROM DPDP-5A FUSE #10.
REFERENCES:
-DRAWING 208-040 MT-9 SENSING ELEMENT: 27C/3205 AR-702- Rev. 14 Page 40
ENCL 0!lL1 (Page 40 of 111)'
SSF NNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 i
ES BKR DC POWER l f LOSS i EVENT POINT 0559 INDICATED CONDITION:
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.
OPERATOR ACTIONS FOR A VALID = ALARM:
o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.
o REFER TO OP-703.
DISCUSSION:
.DC CONTROL F0WER IS SUPPLIED FROM DPDP-5B FUSE #10.
REFERENCES:
DRAWING 208-040 MT-10 SENSING ELEMENT: 27C/3206 AR-702 Rev. 14 Page 41
)
i O EHCLO1ML_1 (Page 41 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 i
ES BKR DC POWER I LOSS 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 LIGH1S ARE ON. LOCATED ON THE BREAKER 3207 CONTROL STATION.
OPLAATOR~ 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-$A FUSE #10.
REFERENCES:
DRAWING 208-040 MT-11 SENSING ELEMENT: 27C/3207 AR-702 Rev._14 Page 42
O MCLOSURE .1 (Page 42 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04 04 ES BKR l
DC POWER LOSS EVENT POINT 0566 INDICATED CONDITION:
o "B" ES 4160V BUS SUPPLY BREAKER 3208 LOSS OF DC CONTROL POWER.
O 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 INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.
o REFER TO OP-703.
l DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-58 FUSE #10.
REFERENCES:
DRAWING 208-040 MT-12 SENSING ELEMENT: 27C/3208 AR-702 Rev. 14 Page 43
O ENCLOSURE 1 (Page 43 of 111)
SSF ANNUNCIATOR RESPONSE S F- A2-04-04 Q-04-04 ES BKR DC POWER LOSS !
EVENT POINT 0569 INDICATED CONDITION: '
o "A" ES 4160V BUS SUPPLY BREAKER 3209 LOSS OF DC CONTROL POWER.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3209 CONTROL
-STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF LOSS OF DC CONTROL FOWER, o REFER TO OP-703.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #10.
REFERENCES:
DRAWING'208-040 MT-13 SENSING ELEMEN1: 27C/3209
'AR-702 Rev. 14 Page 44
jh (NCLOSURE 1 lv (Page 44 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 ES BKR DC PO'VVER LOSS EVENT POINT 0572 INDICATED CONDITION:
o "B" ES 4160V BUS SUPPLY BREAKER 3210 LOSS OF DC CONTROL POWER.
O 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 Drop-58 FUSE #10.
()
REFERENCES:
DRAWING 208-040 MT-14 SENSING ELEMENT: 27C/3210 AR-702 Rev. 14 Page 45
3 J
ENCLOSURE 1 i
(Page 45 of 111) i SSF ANNUNCIATOR RESPONSE SF-A2 04-04 Q-04-04
{ _
LOSS i
l
( ;
i l- EVENT POINT 0575 INDICATED CONDITION:
o "A" ES 4160V BUS SUPPLY BREAKER 3211 LOSS OF DC CONTROL POWER.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3211 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-15 SENSING ELEMENT: 27C/3211 AR-702 Rev. 14 Page 46
l ENCLOSURE 1 (Page 46 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 i
ES BKR DC POWER LOSS EVENT POINT 0578 INDICATED CONDITION:
o "b" ES 4160V BUS SUPPLY BREAKER 3212 LOSS OF DC CONTROL POWER.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3212 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.
REFERENCES:
DRAWING 208-040 MT-16 SENSING ELEMENT: 27C/3212 AR-702 Rev. 14 Page 47
O INCLOSURE 1 (Page 47 of 111 S$F ANNUNCIATOR RESPONSE SF-A2 04-04 Q-04-04 ESBKR 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
INVESTICATE 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. 14 Page 48
i s
J L4 CLOSURE 1 (Page 48 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 1
LOSS EVENT POINT 0590 INDICATED CONDITION:
o "A" ES 480V BUS TRANSFORMER SUPPLY BREAKER 3221 LOSS OF DC CONTROL POWER.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3221 CONTROL STATION.
OPERATOR ACTIONS FOR A VALIO ALARM:
o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #10.
REFERENCES:
DRAWINC 208-040 MT-25 SENSING ELEMENT: 27C/3221 AR-702 -Rev. 14 Page 49
O _
ENCLOSURE 1 (Page 49 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-04 0 04-04 t
ES BKR DC POWER LOSS EVENT POINT 0592 INDICATED CONDITION:
o 480V .
POWER.PLANT AUX BUS TRANSFORMER SUPPLY BREAKER 3222 LOSS OF DC CONTROL 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:
o INVESTICATE CAUSE OF LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #10.
REFERENCES:
DRAWIh". 208-040 MT-26 SENSING ELEMENT: 27C/3222
~AR-702 Rev. 14 Page 50
O f!4 CLOSURE 1 (Page 50 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04 ES BKR DC POWER LOSS EVENT POINT 0609 INDICATED CONDITION:
o "B" l ES 480V BUS SUPPLY BREAKER 3310 LOSS OF DC CONTROL POWER.
)
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
I o NO INDICATING LIGHTS Ari ON, LOCATED ON THE BREAKER 3310 CONTROL STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTICATE CAUSE OF LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #9.
REFERENCES:
DRAWING 208-040 MT-34 SENSING ELEMENT: 27C/3310
]
AR-702 Rev. 14 Page 51
O ENCLOSURL1 (Page $1 of 111)
SSF ANNUNCIATOR RESPONSE SF A2 04 Q-04-04 ESBKR 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 CON 1 POL STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTICATE CAUSE OF LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS-SUPPLIED FROM DPDP-SA FUSE #9.
REFERENCES:
DRAWING 208-040 MT-35 SENSING ELEMENT: 27C/3311 AR-702 Rev. 14 Page 52
()T fliCLDSURLl x_ (Page 52 of III)
SSF ANNUNCIATOR RESPONSE 5F-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.
(w/
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.
.rh Q
REFERENCES:
DRAWING 208-040 MT-37
]NSINGELEMENT: 27C/3390 AR-702 Rev. 14 Page 53
I l
/^
LNCLOSUBL_1
()s (Page 53 of 111) '
SSF ANNUNCIATOR RESPONSE SF-A2 04-04 Q 04 04
~
I
__ . . - =
~
ES BKR DC POWER LOSS EVENT POINT 0618 INDICATED CONDITION:
o "A" ES 480V BUS CROSS-TIE BREAKER 3391 LOSS OF DC CONTROL POWER.
(
V)
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o NO INDICATING LIGHTS ARE ON, LOCATED ON THE BREAKER 3391 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.
,y
()
REFERENCES:
DRAWING 208-040 MT-38 SENSING ELEMENT: 27C/3391 AR-702 Rev. 14 Page 54
- - - _ . - - . - - _ . . _ ~ . .
i
[RCLOSURE 1 j
(Page 54 of 111)
- SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q 04-04 ES BKR DC POWflA LOSS--
EVENT POINT 0673 INDICATED CONDITION:
o 480V ES MCC 381 SUPPLY BREAKER 3340 LOSS OF DC CONTROL POWER.
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.
REFERENCES:
DRAWING 208-040 MT-47 SENSING. ELEMENT: 27C/3340-AR-702 Rev. 14
~
Page $5
- - . ~ ~ . . - - - . _ . _ . - - -- -
J MCLOSELl j (Page 55 of Ill) J
) SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q 04-04 i
- LOSS
}
i t t
EVENT POINT 0674 4
- INDICATED CONDITION
{ o 480V ES MCC 3Al SUPPLY BREAKER 3341 LOSS OF DC CONTROL POWER, 1
, O 4
REDUNDANT INDICATION WHICH WILL VERIFY ALARM l
4 i
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-54 SENSING ELEMENT: 27C/3341 AR-702 Rev. 14 Page 56
/ 'T C/ LNCLQiURL1 (Page 56 of III)
SSF ANNUNCIATOR RESPONSE SF-A2-04-04 Q-04-04
(
EVENT PolNT 0677 INDICATED CONDITION:
o 480V ES MCC 3AB CROSS-TIE BREAKER 3361 LOSS OF DC CONTROL POWER.
r;
b REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTICATE CAUSE OF LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #9.
,~
)
REFERENCES:
DRAWING 208-040 MT-89 SENSING ELEMENT: 27C/3361 AR-702 Rev. 14 Page 57 m
(3 DiCLOSUEL1 y/ (Page 57 of III)
SSF ANNUNCIATOR RESPONSE 5F A2-04-04 Q-04-04 ES DKR DC POWER LOSS l
EVENT POINT 0679 INDICATED CONDITION:
o 480V ES MCC 3AB CROSS-TIE BREAKER 3360 LOSS OF DC CONTROL POWTR.
L_)
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF LOSS OF DC C0' x0L MiM .
, . . . ~ , ~ . . . . . . .
DISCUSSION:
DC CONTROL POWER 15 5UPPLIED Fr M !,7 9 ".C ' O 6.
,em , ~ . . ..- _ . .
i v
j
REFERENCES:
ORAWINC 208-040 Mi o?.
SENSING ELEMENT: 27C/3360 AR-702 Rev. 14 Page 58
O LtiCLOSML1 (Page 58 of III)
SSF ANNUNCIATOR RESPONSE SF-A2-04 04 Q-04-04 ;
LOSS l
EVENT PolNT 0681 INDICATED CONDITION:
o 480V ES MCC 3A2 SUPPLY BREAKER 3351 LOSS OF DC CONTROL POWER.
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-5A FUSE #9.
REFERENCES:
DRAWING 208-040 MT-46 SENS.NC ELEMENT: 27C/3351 AR-702 Rev. 14 Page'59
i !
f ERCLOSURE_1 (Page 59 of 111) -!
SSF ANNUNCIATOR RESPONSE SF-A2 04-04 Q 04-04 l i !
i 1
j ES BKR
~ DC POWER LOSS i
e EVENT POINT 0765
! INDICATED CONDITION:
o 480V ES MCC 383 SUPPLY BREAKER 3330 LOSS OF DC CONTROL POWER.
t 0
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
,i OPERATOR ACTIONS FOR A VALID ALARM:
{ o INVEFTICATE CAUSE OF LOSS OF DC CONTROL POWER, DISCUSSION:
- DC CONT 't0L POWER IS SUPPLIED FROM DPDP-SB FUSE #9,
REFERENCES:
DRAWING 208-040 MT-116 SENSING ELEMENT: 27C/3330 AR-702- Rev. 14 Page 60
O ENCLOSURE 1 (Page 60 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04 04 Q-04 04 ESBKR DC POWER I LOSS EVENT POINT 0766
,\
INDICATED CONDITION:
o 480V ES MCC 3A3 SUPPLY BREAKER 3331 LOSS OF DC CONTROL POWER.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTICATE CAU3E OF LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-5A FUSE #9.
REFERENCES:
DRAWING 208-040 MT-113 SENSING ELEMENT: 27C/3331 AR-702 Rev. 14 Page 61
O ERCLOSURE 1 (Page 61 of 111)
$$F ANNUNCIATOR RESPONSE $F-A2 04-04 Q-04-04 ES SKR DC POWER l LOSS '
EVENT POINT 1152 INDICATED CONDITION:
o 480V ES MCC 382 SUPPLY BREAKER 3350 LOSS OF DC CONTROL POWER, O
REDUNDANT INDICATION WHICH WILL VERIFY ALARM: '
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF LOSS OF DC CONTROL POWER.
DISCUSSION:
DC CONTROL POWER IS SUPPLIED FROM DPDP-5B FUSE #9,
REFERENCES:
DRAWING 208-040 MT-119 SENSING ELEMENT: 27C/3350 AR-702 Rev. 14 Page 62
LNCLOSUEL1 (Page 62 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05 ES BREAKER WITHDRAWN EVENT POINT 0573 INDICATED CONDITION:
o UNIT #3 DUMMY BREAKER WITHDRAWN.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTICATE THE CAUSE FOR BREAKER BEING RACKED OUT.
DISCUSSION:
THIS BREAKER IS LOCATED IN THE "B" ES 4160V BUS SWITCHGEAR.
THIS IS //4 EXPECTED ALARM WHEN THE BREAKER IS IN THE TEST POSITION, TO RACK THIS BREAKER IN/00T THE BACKUP ES TRANSFORMER AND ES 4160VAC BUSSES MUST BE
'DEENERGIZED.
THE DUMMY BREAKER HAS NO AUTOMATIC TRIP FUNCTIONS, IT ACTS TO CONNECT THE BACKUP BUSSES. ES TRANSFORMER FEED T0 BREAKERS 3205 AND 3206 FOR THE ES 4160VAC
REFERENCES:
DRAWING 208-040 MT-90 206-011 SENSING ELEMENT: 52H/B CONTACT FOR DUMMY BREAKER.
AR-702 Rev. 14 1
Page 63
O ENCLOSURLJ (Page 63 of III)
SSF ANNUNCIATOR RESPONSE SF-A2-04-0$ Q 04-05 ES BREAKER WITHDRAWN
- L EVENT POINT 0698 INDICATED CONDITION:
o "B" ES 480V BUS TRANSFORMER SUPPLY BREAKER 3220 NOT RACKED IN.
REDUNDANT INDICATION WHICH WILL VERIFY ALARMt o NEITHER RED NOR CREEN LIGHTS ARE ON, LOCATED ON BREAKER 3220 CONTROL STATION OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTICATE THE CAUSE FOR BREAKER BEING RACKED OUT.
DISCUSSION:
THIS IS AN EXPECTED ALARM WHEN THE BREAKER IS IN THE TEST POSITION.
REFERENCES:
DRAWING 208-040 MT-24 SENSING ELEMENT: $2H/B CONTACT FOR BREAKER 3220.
AR-702 Rev. 14 Page 64 a
1 i
O LliCLOiUAL1 (Page 64 of Ill)
SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q 04 05 ES BREAKER WITHDRAWN 4
EVENT POINT 0699 t
INDICATED CONDITION:
l o "A" ES 480V BUS TRANSFORMER SUPPLY BREAKER 3221 NOT RACKED IN. '
O 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 15 IN THE TEST POSITION,
REFERENCES:
DRAWING 208-040 MT-25 SENSING ELEMENT: $2H/B CONTACT FOR BREAKER 3221.
-AR-702 Rev. 14 Page 65 m,--.. , - . _ _ , . - - -
- . - - - - - . - - - . . - . _ - - - - . . ~ _
- . - - - . - . - . . - . . =
LNCLOSURE 1 4
(Page 65 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05 l
l i
ES BREAKER p WITHDRAWN .
e 4
EVENT POINT 0707 1 w INDICATED CONDITION:
1-o "B" ES 480V BUS SUPPLY BREAKER 3310 NOT RACKED IN.
i O
4
) REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
l
] o NEITHER RED NOR GREEN LIGHTS ARE ON, LOCATED ON BREAKER 3310 CONTROL
- STATION OPERATORACTIONSFORA'ALkDALARM: V o - INVESTIGATE THE CAUSE FOR BREAKER BEING RACKED OUT.
DISCUSSION THIS IS AN EXPECTED ALARM WHEN THE BREAKER IS IN THE TEST POSITION,
REFERENCES:
DRAWING 208-040 MT-34 SENSING ELEMENT: 52H/B CONTACT FOR BREAKER 3310.
AR-702 Rev. 34 Page 66
C ENCLOSURE 1 (Page 66 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05 l
l
_ ES BREAKER WITHDRAWN
.=.
EVENT POINT 0709 INDICATED CONDITION:
f-o "A" ES 480V BUS SUPPLY BREAKER 3311 NOT RACKED IN.
O b
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o NEITHER RED NOR GREEN LIGHTS ARE ON, LOC /7ED ON BREAKER 3311 CONTROL STATION OPERATOR ACT10NS 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.
h
REFERENCES:
DRAWING 208-040 MT-35 SENSING ELEMENT: 52H/B CONTACT FOR BREAKER 3311.
AR-702 Rev. 14 Page 67
g ENCLOSURE 1 (Page 67 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-05 Q-04-05 P ES-BREAKER l WITHDRAWN 4
EVENT POINT 0712 INDICATED CONDITION: .
o 480V ES MCC 3AB CROSS-TIE BREAKERS 3360 AND 3361 NOT RACKED IN.
O a REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS.FOR A VALID ALARM:
o INVESTIGATE THE CAUSE FOR BOTH BREAKERS BEING RACKED OUT.
DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-88, MT-89 SENSING ELEMENT: 52H/8 CONTACTS FOR BREAKERS 3360 AND 3361.
AR-702 Rev. 14 Page 68
ENCLOSURE 1 (Page 68 of III)
SSF ANNUNCIATOR RESPONSE SF-A2-04-07 Q-04-07 ES
~ MCC 3AB DEAD EVENT POINT 0697 INDICATED CONDITION:
o 480V ES MCC 3AB LOSS OF-VOLTAGE AS SENSED BY THE AR RELAY.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE FOR MCC 3AB LOSS OF VOLTAGE.
DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-125 SENSING ELEMENT: AR RELAY.
AR-702 Rev.-14 Page 69
j O ENCLOSURE 1 (Page 69 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-08 Q-04-08 4
ES MCC 3AB BREAKER OPEN EVENT POINT 0678 INDICATED CONDITION:
o 480V ES MCC 3AB CROSS-TIE BREAKER 3361 OPEN.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE FOR MCC 3AB BREAKER 3361 OPEN, DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-89 SENSING ELEMENT: R/B SWITCHCEAR CONTACT FOR BREAKER 3361 AR-702 Rev. 14 Page 70
O,. ENCLOSURE 1-(Page 70 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-04-08 Q-04-08 ES MCC 3AB BREAKER OPEN l EVENT POINT 0680 INDICATED CONDITION:
o 480V ES MCC -3AB CROSS-TIE BREAKER 3360 OPEN.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPEPATOR 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 SWITCHCEAR CONTACT FOR BREAKER 3360 AR-702 Rev. 14 Page 71
O ENCLOSURE 1 (Page 71 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-05-01 Q-05-01 ZZZ ZZ l I I
t i
I EVENT. POINT 0651 i INDICATED CONDITION:
o "B" ES 4160V BUS UNDERVOLTAGE O
V REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o 4160V ES' BUS 3B 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.
4 THE FLUR RELAYS ARE INTENDED TO PROVIDE ES 4160VAC UNDERVOLTAGE RESPONS WHEN VOLTAGE DROPS INSTANTLY TO ZERO. THE SLUR RELAY WILL PROVIDE UNDERVOLTAGE RESPONSE WHEN THE VOLTAGE DROPS GRADUALLY BELOW THE SLUR SETPOINT.
REFERENCES:
DRAWING 208-040 MT-65 SENSING ELEMENT: 27Y-3/32EA RELAY AR-702 Rev. 14 Page 72
ENCLOSURE 1 Os (Page 72 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-05-02 Q-05-02 DIESEL GEN B BREAKER TRIP l
EVENT POINT 0571 INDICATED CONDITION:
o "B" ES 4160V BUS DIESEL OUTPUT BREAKER 3210 TRIPPED, 10 V
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o GREEN LIGHT IS ON WITH A RED FLAG ON THE BREAKER 3210 CONTROL STATION, OPERATCR ACTIONS FOR A VALID ALARM:
o REFER TO AP-770, DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-14 SENSING ELEMENT: CS/SC,CS/0 CONTROL SWITCH CONTACTS, 52H/A, 525/B CONTACTS l
AR-702 Rev. 14 Page 73
ENCLOSURE _1 Os (Page 73 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-05-03 Q-05-03 DIESEL GEN B BREAKER CLOSED !
EVENT POINT 1186 INDICATED CONDITION:
o "B" ES 4160V BUS DIESEL 06TPUT BREAKER 3210 IS CLOSED, WITH EITHER AN ES ACTUATION SIGNAL OR BUS UNDERVOLTAGE SIGNAL PRESENT REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o REO LIGHT IS ON WITH A GREEN FLAG ON BREAKER 3210 CONTROL STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o REFER TO AP-770.
DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-128, MT-129 SENSING ELEMENT: 86B/ESB AR-702 Rev. 14 Page 74
-O ENCLOSURE 1 (Page 74 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-05-04 Q-05-04 j 1
4KV ES B CROSS TIE BLOCKED EVENT POINT . I87 INDICATED CONDITION:
o BREAKE? , 3209 AND 3210 CLOSED WITH EITHER 3205, 3207, OR 3211 CLOSED.
O V
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
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 THEN, BLOCK CLOSING ACTUATED 3212 LIGHT IS ON, OPERATOR ACTIONS FOR A VALID ALARM:
DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-127, MT-129 SENSING ELEMENT: 3-52-2, 3-525 CONTACTS AR-702 Rev. 14 Page 75
i
- V O ENCLOSURE'l (Page 75 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-05-05 Q 05-05 DIESEL GEN B VOLTAGE ADJ IN CONTROL RM EVENT POINT 1178 INDICATED CONDITION:
o DIESEL GENERATOR "B" VOLTAGE ADJUST SELECTED TO THE CONTROL ROOM.
O V
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o DIESEL GENERATOR B "EXC VOLT ADJ SELECT" SWITCH SELECTED TO " CONT RM" POSITION.
OPERATOR ACTIONS FOR A VALID ALARM:
4 DISCUSSION:
THIS SWITCH IS NORMALLY SELECTED TO THE "DG RM" POSITION.
I
REFERENCES:
DRAWING 208-027 EG-18 SENSING ELEMENT: SS/0,CB/SSF CONTACT AR-702 Rev. 14 Page 76
_. .__.__.m ._... _. . . ._. . _ ._ _. .__._.._._..___ ._ __ . _ _ . . . _ . _ . _
O ENCLOSURE 1 (Page 76 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-05-07 Q-05-07 480V ES BUS B DEAD a
l
! EVENT POINT 0655 1
j- INDICATED CONDITION:
{ o "B" 480V BUS UNDERVOLTAGE.
, REDUNDANT INDICATION WHICh WILL VERIFY ALARM:
2 o 480V ES BUS "B" VOLTAGE INDICATES LESS THAN NORMAL, i
OPERATOR ACTIONS FOR A VALID ALARM:
o REFER TO AP-770
. DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-66 SENSING ELEMENT: 27Y-1/33EB 4
AR-702 Rev. 14 Page 77
( ENCLOSURE 1 (Page 77 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-05-08 Q-05-08 480V ES BUS B UV LOCKOUT ACT EVENT POINT 0722 INDICATED CONDITION:
o "B" ES 480V BUS UNDERVOLTAGE LOCK OUT RELAY ACTUATED.
O REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
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 DISCUSSION:
THE 480V ES UNDERVOLTAGE LOCK OUT RELAY IS ACTUATED WHEN, EITHER THE 'B' DIESEL OUTPUT BREAKER IS CLOSED, OR 4160V ES BUS-A UNDERVOLTAGE OCCURS WITH AN ES ACTUATION.
REFERENCES:
DRAWING 208-040 MT-79 SENSING ELEMENT: 86/27ESB AR-702 Rev. 14 Page 78
l i
i
'O ENCLOSURE 1 (Page 78 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-06-01 Q-06-01 1
I DIESEL GEN B l lN THE 30 MIN LIMIT I
l l
l EVENT POINT 1996 INDICATED CONDITION:
o DIESEL CENERATOR "B" OVER 3250 KW, REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o DIESEL CENERATOR "B" KW INDICATION.
I o DIESEL GENERATOR "B" "EDG-38 ELAPSED TIME IN 30 MIN RATING." TIMER OPERATING.
OPERATOR ACTIONS FOR A VALID ALARM:
o REFER T_ O 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: 62BX AR-702 Rev. 14 Page 79
O ENCLOSURE 1 (Page 79 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-06-04 Q-0E-04 s
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 1852, 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 AVAILABLE DURING TESTING.
REFERENCES:
DRAWING 208-040 MT-65B SENSING ELEMENT: TBS 1, TBS 2 AR-702 Rev. 14 Page 80
. . .._ __ .~ _ _ _ . _ _. . . . . . . _ _ _ _ . - . _ . _ _ _ . ~ . _ _ _ _ _ _ . . _ .
4 O ENCLOSURE 1 (Page 80 of 111) i SSF ANNUNCIATOR RESPONSE SF-A2-07-01 Q-07-01 s
B/U ES XFMR FAULT t
EVENT POINT 0727
- INDICATED CONDITION
o BACKUP ES TRANSFORMER PRIMARY PROTECTION ALARM
' o BACKUP ES TRANSFORME.1 PHASE DIFFERENTIAL LOCK-0VT RELAY, 86TBEST-1, ~ HAS O)
( ACTUATED DUE TO A DIFFERENCE IN CURRENT ON THE INDIVIDUAL PHASES AS SENSED BY RELAYS 87TBEST-4A, 87TBEST-tB, 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 i
f OPERATOR ACTIONS FOR A VALID ALARM:
o NOTIFY- SYSTEM DISPATCHER
/
o VERIFY FOLLOWING BREAKERS OPEN BREAKER 3103 BREAKER 3203 BREAKER 3205 BREAKER 1691 BREAKER 3104 BREAKER 3204 BREAKER 3206 BREAKER 1692 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-4B, 87TBEST-4C AR-702 Rev. 14 Page 81
-os ENCLOSURE 1 (Page 81 of-111)
SSF ANNUNCIATOR RESPONS; S F- A2-07-01~ Q-07-01 i l I
{ BIU ES XFMR I FAULT I
. ,. l i I 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 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCKOUT BREAKER 3103 BREAKER 3203 BREAKER 3205 BREAKER 1691 BREAKEk 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
-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 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-137, 138 SENSING ELEMENT: 27C/86TNGDBEST-1, 86SPBEST-1, 51TN, 87CN, 63FPX AR-702 Rev. 14 Page 82
)
l l
O' ENCLOSURE 1 (Page 80 of 111)
SSF ANNUNCIATOR RESPONSE S F- A2-07-02 Q-07-02 c
BREAKER
__ 1691/1692
, _ . _ . _ ,_ OPEN EVENT POINT 0855 INDICATED CONDITION:
o BREAKER 1692 IS OPEN O
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CREEN LIGHT IS ON, LOCATED ON THE BREAKER 1692 CONTROL STATION OPERATOR ACTIONS FOR A VALID ALARM:
o CONTACT UNITS I & 2 o CONTACT SYSTEM DISPATCHER 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
' V)
+
REFERENCES:
DRAWING 229-102 SENSING ELEMENT: AUXILIARY CONTACT 52a 5/Sc AR-702 Rev. 14 Page 83
N ENCLOSURE 1 (Page 83 of 111)
SSF ANNUNCIATOR RESPONSE S F- A2-07-02 Q-07-02 ,
BREAKER 1691/1692 OPEN EVENT POINT 0860 INDICATED CONDITION:
o BREAKER 1692 GROUND FAULT LOCK-0UT RELAY 86FDM HAS ACTUATED, DUE TO CURRENT ON THE NEUTRAL / GROUND SENSED BY RELAY 50G/M REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o THE FOLLOdING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-OUT 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 FOLLOWING LOCK-0UT RELAYS:
86/FDM -86/PL4 868U/PL4 86/888 o VERIFY ALL FEEDER BREAKERS FROM STARTUP TRANSFORMER ARE OPEN.
BREAKER 3103 BREAKER 3104 BREAKER 3203 BREAKER-3204 BREAKER 3205 BREAKER 3206 DISCUSSION:
THIS IS INDICATION OF A GROUND ON THE NEUTRAL FOR BREAKER 1692. THE LOCK-0UT
.ELAY ACTUATES TO STRIP THE POWER FEED AND THE LOADS OFF OF THE TRANS'sdMER, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.
(3
\~- -
REFERENCES:
DRAWING'229-103 SENSING ELEMENT: 50G/M, 86/FDM AR-702 Rev. 14 Page 84
O ENCLOSURE 1 (Page 84 of 111)
SSF ANNU;iCIATOR RESPONSE SF-A2-07-02 Q-07-02 BREAKER 1691/1692 OPEN I
EVENT POINT 0861 INDICATED CONDITION:
o BREAKER 1691 IS OPEN REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o GREEN LIGHT IS ON, LOCATED ON THE BREAKER 1691 CONTROL STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o CONTACT UNITS 1 & 2 o CONTACT SYSTEM DISPATCHER 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.
{
REFERENCES:
DRAWING 104 SENSING ELEMENT: AUXILIARY CONTACT 52a S/Sc AR-702 Rev. 14 Page 85
p Q ENCLOSUBL1 (Page 85 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-07-03 Q-07-03 i
BACKUP ES XFMR MAJOR ALARM EVENT POINT 0631 INDICATED CONDITION:
o BACKUP ES TRANSFORMER PRESSURE RELIEF DEVICE HAS ACTUATED DUE TO A O
O PRESSURE >10 PSIG AS SENSED BY DEVICE 63 PR REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o LOCAL PRESSURE INDICATOR OPERATOR ACTIONS FOR A VALID ALARM:
o NOTIFY SYSTEM DISPATCHER o VERIFY ALL BEST TRANSFORMER OIL PUMPS AND FANS ARE OPERATING o VERIFY TRANSFORMER TEMPERATURES ARE NORMAL o
COF' SIDERATION 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. 14 Page 86
O ENCLOSURE'1 (Page 86 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-07-03 Q-07-03 BACKUP ES XFMR MAJOR ALARM EVENT POINT 0857 INDICATED CONDITION:
o BACKUP ES TRANSFORMER OIL LEVEL LOW O
V REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o - LOCAL LEVEL INDICATI0f4 OPERATOR ACTIONS FOR A VALID ALARM:
-o NOTIFY SYSTEM DISPATCHER o CHECK TRANSFORMER FOR OIL LEAKAGE DISCUSSION:
O
REFERENCES:
DRAWING 208-040 MT-140 SENSING ELEMENT: 71Q AR-702 Rev. 14 Page 87
. __ _ . - _ _ _ _ . _ , . _-. ____.~.__ _ _.._ _ ___.__ _ __ _. _ _ ._. _ __
[ ENCLOSURE 1 (Page 87 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-07-03 Q-07-03
.a BACKUP ES XFMR MAJOR ALARM
. EVENT POINT 1813 INDICATED CONDITION:
o BACKUP ES TRANSFORMER TEMPERATURE HIGH DUE TO EITHER OIL TEMPERATURE
,O ( >90T AS SENSED BY DEVICE 26Q OR WINDING TEMPERATURE >105% AS SENSED BY DEVICE 49 s \j REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o LOCAL INDICATING GAGES FOR OIL TEMPERATURE AND WINDING TEMPERATURE OPERATOR ACTIONS FOR A VALID ALARM:
o NOTIFY SYSTEM DISPATCHER 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.
REFERENCES:
DRAWING 208-40 MT-140 SENSING ELEMENT: 26Q AR-702 Rev. 14 Page 88
O ENCLOSURE 1 (Page 88 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-07-04 Q-07-04 BACKUP ES XFMR MINOR ALARM k
EVENT POINT 1151 INDICATED CONDITION!
o BACKUP ES TRANSFORMER LOSS OF COOLING / GAS CONTROL O
REDUNDANT INDICATION WHICH WILL VFRIFY ALARM:
o LOCAL FLOW INDICATION OPERATOR ACTIONS FOR A VALID ALARM:
~
o NOTIFY SYSTEM DISPATCHER o -VERIFY BEST TRANSFORMER OIL PUMP & FANS OPERATING DISCUSSION:
REFERENCES:
DRAWING 208-040 MT-140 SENSING ELEMENT: 74TDOE, 63C, 63RG, 63LG AR-702 Rev. 14 Page 89
. . - . . - - . _ . . ~ _ - - . . - . - . . - . . . - - - - _ . . - . - - - . . . _ .
t
. O E.NCLOSURE 1 (Page 89 of 111).
-1 SSF ANNUNCIATOR RESPONSE SF-A2-07-04 Q-07-04 4
4 J
BACKUP ES XFMR MINOR ALARM -
i 4
E'fENT POINT 1153
-INDICATED CONDITION:
o BACKUP ES TRANSFORMER LOSS OF AUXILIARY AC POWER-
- o REDUNDANT INDICATION WHICH WIll VERIFY ALARM:
J i
4 j- OPERATOR ACTIONS FOR A VALID ALARM:
l o NOTIFY SYSTEM DISPATCHER i
DISCUSSION:
THE TRANSFORMER SHOULD CONTINUE TO BE FUNCTIONAL ON THE NORMAL POWER p SUPPLY I'
REFERENCES:
DRAWING 208-040 MT-140
- SENSING ELEMENT
- 27-1, 27-2, 27-3 AR-702 Rev. 14 Page 90
O ENCLOSURE 1 (Page 90 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-07-05 Q-07-05 BREAKER 1692
. TROUBLE EVENT POINT 0856 l
INDICATED CONDITION:
o BREAKER 1692 LP AIR SYSTEM PRESSURE IS LOW lO lREDUNDANTINDICATIONWHICHWILLVERIFYALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
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 PROBAPLE.
OPERATING BREAKER 1692 SEVERAL TIMES IN A BRIEF PERIOD OF TIME CAN USE MORE AIR THAN THE RATE AT WHICH THE COMPRESSOR CAN MAINTAIN.
O
REFERENCES:
DRAWING 229-102; DRAWING S171 (SUBSTATION)
SENSING ELEMENT: 63AL AR-702 Rev. 14 Page 91
O EglOSURE 1 (Page 91 of 111)
SS? ANNUNCIATOR RESPONSE SF-A2-07 Q-07-05 BREAKER 1692 TROUBLE i
EVENT PO!NT 0859 INDICATED CONDITION:
o BREAKER 1692 HP AIR SYSTEM PRESSURE IS LOW O
REDUNDANT INDICATION WHICH WILL VERIFY ALAP,M:
OPERATOR ACTIONS FOR A VALID ALARM:
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.
O V
REFERENCES:
DRAWING 229-102; DRAWING S171 (SUBSTATION)
SENSING ELEMENT: 63AH AR-702 Rev. 14 Page 92
O ELOSURE 1 (Page 92 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-07-05 Q-07-05 BREAKER 1692 TROUBLE EVENT POINT 0866 INDICATED CONDITION:
o BREAKER 1692 AIR COMPRESSOR RUN TIME EXCESSIVE l D U
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
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 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 (SbB5TATION)
SENSING ELEMENT: COMPRESSOR CONTROLLER AR-702 Rev. 14 Page 93
ENCLOSURE 1 (Page 93 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2 07-06 Q-07-06 PLANT LINE 4 FAULT EVENT POINT 0858 INDICATED CONDITION:
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, 87PL448, OR 87PL4tC REDUNDANT INDICATION WHICH WILL VERIFY ALARM o
THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-OHI 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 ARE OPEN.
4 DISCUSSION:
THIS IS-INDICATION OF A FAULT ON THE INCOMING 230KV LINE TO THE STARTUP AND BEST TRANSFORMERS. THE LOCK-0UT REL\Y ACTUATES TO 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-48, 87 AUX-4C AR-702 Rev. 14 Page 94
l O- [3 CLOSURE 1 (Page 94 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2 07-06 Q 07-06 PLANT LINE 4 FAULT '
EVENT POINT 0862 INDICATED CONDITION:
o PLANT LINE 4 BACK-UP DIFFERENTIAL LOCK-0UT RELAY 8680/PL4 HAS ACTUATED, DUE TO AN OVER CURRENT ON THE PRIMARY SIDE OF THE STARTUP AND BEST TRANSFORMERS AS SENSED BY 87 AUX 4A, 87AUXtB, OR 8 AUX 4tC REDbNDANT INDICATION WHICH WILL VERIFY ALARM:
o I1'Lf0LLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-0UT ort'AKER 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 868U/PL4, 868U/PL4 o ENSURE THAT ALL FEEDER BREAKERS FROM THE STARTUP AND 'BEST' TRANSFORMERS-ARE OPEN.
DISCUSSION:
THIS IS-INDICATION OF A FAULT ON THE INCOMING 230KV LINE TO THE STARTUP AND BEST TRANSFORMER. THE LOCK-0VT- 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 8680/PL4-1, 868U/PL4-2, 87 AUX-$A, 87 AUX-48, 87 AUX-4C AR-702 Rev. 14 Page 95
O ERCLDSUALI (Page 95 of 111) ,
SSF ANNUNCIATOR :SPONSE SF-A2-07-07 Q 07-07 i i
1 I
i 230KV GRID DEGRADING t
i EVENT POINT 0827 4
INDICATED CONDITION:
O '
4 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
.4 o
"A" ES 4160V BUS VOLTAGE METER INDICATING < 4019 VAC ;
r i OPERATOR ACTIONS FOR A VALID ALARM:
o NOTIFY SYSTEM DISPATCHER TO INCREASE CRID VOLTAGE i
DISCUSSION:
i THIS ALARM IS INTENDED TO ALERT OPERATORS OF AN IMPENDING DECRADED VOLTAGE (SLUR) CONDITION IN THE 230KV CRID. THIS CONDITION IS A PRECURSOR TO A DEGRADED VOLTAGE TRIP OF THE "A" ES 4160V BUS.
ALARM RESET SHOULD OCCUR BETWEEN 4038 AND 4058 VOLTS AC.
REFERENCES:
DRAWING 208-040 SHEET MT-131 SENSING ELEMENT: RELAY 27$LUA/32EA AR-702 Rev.--14 Page 96
l Lh EL0iVE_.1 i
(PaJe 96 of 111) i SSF ANNUNCIATOR RESPONSE
_ SF-A2-07-07 [ Q 07-07 1
230KV GRID DEGRADING EVENT POINT 0828 i
f INDICATED CONDITION:-
o 4160V ES BUS 3B VOLTACE IS < 4019 VAC FOR >2 SECS AS SENSED BY RELAY '
275LUB/32EB REDUNDANT INDICATION WilICH WILL VERIFY ALARM:
o "B" ES 4160V BUS VOLTAGE METER INDICATING < 4019 VAC OPERATOR ACTIONS FOR A VALID ALARM:
1 o NOTIFY SYSTEM DISPATCHER TO INCREASE CRID VOLTAGE i
DISCUSSION:
i THIS ALARM IS INTENDED TO ALERT.. OPERATORS OF AN IMPENDING DECRADED VOLTAGE-(SLUR) CONDITION IN THE 230KV CRID. 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 SENSING ELEMENT: RELAY 275LUB/32EB AR-702 Rev. 14 Page 97
_ . _ . . - - . . _ _ _ _ _ . _ -._ _._-._.,_.~_ __-_ __ _.....,.__ _._ _ - . _ _ . _ _ . . _ - - . - - - . _ _ - . . ,
O\ ENCLOSEE__1 (Page 97 of 111)
SSF ANNUNCIATOR RESPONSE S F- A2-08-01 Q-08-01 rrrrrrm I I l l OFFSITE PWR l l SOURCE XFMR I l FAULT I I I I I I EVENT POINT 0777 I
INDICATED CONDITION:
o 0FFSITE POWER TRANSFORMER GROUND FAULT LOCK-0UT RELAYS 7609, 71T9TDc 71T9TN HAS ACTUATED, DUE TO CURRENT ON THE NEUTRAL / GROUND SENSED BY RELAY SON, 50AN, OR 50AM.
F.EDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o THE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-OlLI BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 OPERATOR ACTIONS FOR A VALID ALARM:
o OPEN.
ENSURE THAT FEEDER AND LOAD BREAKERS FROM OFFSITE POWER TRANSFORMER ARE BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 DISCUSSION:
THIS IS INDICATION OF AN INTERNAL GROUND ON THE OFFSITE POWER TRANSFORMER.
THE LOCK-00T 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.
O
REFERENCES:
DRAWING 208-079 SHEET 58-18 SENSING ELEMENT: RELAYS SON 50AN SOAM AR-702 Rev. 14 Page 98
i
' ENCLOSURE 1 (Page 98 of III)
SSF ANNUNCIATOR RESPONSE SF-A2-03-01 Q-08-01
- _,1 --
l l i
l l OFFSITE PWR !
l l SOURCE XFMR I l FAULT I I I I I I EVENT POINT 2043 INDICATED CONDITION:
o 0FFSITE POWER TRANSFORMER LOCK-0UT RELAYS 71T95F, 780C9 HAVE ACTUATED, DUE TO DETECTION OF A SUDDEN PRESSURE RISE, OR A PHASE DIFFERENTIAL AS SENSED BY DEVICE 50M, AND SOAD REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o IliE FOLLOWING BREAKERS WILL AUTOMATICALLY TRIP AND LOCK-0UT BREAKER 4900 BREAKER 4902 BREAKER 3211 BREAKER 3212 OPERATOR ACTIONS FOR A VALID ALARM:
o OPEN.
ENSURE THAT FEEDER AND LOAD BREAKERS FROM OFFSITE POWER TRANSFORMER ARE 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 0F THE TRANSFORMER, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.
O
REFERENCES:
DRAWING 208-079 SHEET 58-18 SENSING ELEMENT: RELAYS SOAD, SOM AR-702 Rev. 14 Page 99
O ENCLOSURE 1 (Page 99 of 111)
SSF ANNUNCIATOR RESPONSE S F- A2-08-02 Q-08-02 BREAKER 4900/4902- 4 TRIP EVENT POINT 1103
-INDICATED CONDITION:
o 0FF SITE POWER TRANSFORMER PROTECTIVE LOCKOUT RELAY 7BDA-PRI, AND/OR 7BDA-BU HAVE ACTUATED REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
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:
THIS IS INDICATION OF A FAULT ON THE OFFSITE POWER TRAN$r'ORMER. 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 58-18 SENSING ELEMENT: RELAY 49M/7BDA-PRI, 49N/7BDA-BU AR-702 Rev. 14 Page 100
l l
i O GCLQiMf._l (Page 100 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-08-02 Q-08-02 ;
1 BREAKER 4900/4902 TRIP EVENT POINT 1104 INDICATED CONDITION:
o 0FF SITE POWER TRANSFORMER PROTECTIVE LOCKOUT RELAY 7BDB-PRI. AND/OR 7BDB-BU HAVE ACTUATED REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
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:
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 0F THE TRANSFORMER, AND TO PREVENT CLOSING IN A BREAKER ON A FAULTED TRANSFORMER.
O
REFERENCES:
DRAWING 208-079 SHEET 58-18 SENSING ELEMENT: RELAY 49AM/7BDB PRI, 49AN/7BDB-BU
.AR 702 Rev. 14 Page 101
ENCLOSURE _1 (Page 101 of 111) 55F ANNUNCIATOR RESPONSE SF-A2-08-02 Q 08-02 l BREAKER 4900/4902 TRIP EVENT POINT 1132 INDICATED CONDITION:
o 0FFSITE POWER TRANSFORMER BREAKER 4900 HAS AUTO TRIPPED O
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CREEN 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 DISCUSSION:
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. 14 Page 102
O ENCLOSURE 1 (Page 102 of 111) t SSF ANNUNCIATOR RESPONSE SF-A2-08-02 Q-08-02 i
.. ~
R I
r f
BREAKER 4900/4902 TRIP EVENT POINT 1130 INDICATED CONDITION:
o 0FFSITE POWER TRANSFORMER BREAKER 4902 HAS AUTO TRIPPED 4O ,
REDUNDANT INDICATION WHICH WALL VERIFY ALARM:
o CREEN 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 DISCUSSION:
ONE OF THE FEEDER BRFAKERS BEING OPEN ON THE OFFSITE POWER TRANSFORMER MAY PRESENT AN OFFSITE POWER AVAILABILITY CONCERN; REFER TO TS FOR ADMINISTRATIVE REQUIREMENTS.
'O
REFERENCES:
229-110 SENSING ELEMENT: 52b/4902, CS/0, CS/SC AR-702 Rev. 14 Page 103
_ _ . _ . . _ . _ _.__.__..__ _ _ __... _._____.._..-._m..___ _ _ . . . _ _ . . . _ _ . _ _ _ .
O fJiCLOSURE 1 (Page 103 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-08-03 Q-08-03 OFFSITE PWR SOURCE XFMR
__ MAJOR ALARM EVENT POINT 1337 INDICATED CONDITION:
o 0FFSITE POWER TRANSFORMER PRESS RELIEF DEVICE HAS ACTUATED. DUE TO A PRESSURE >10 PSIG AS SENSED BY DEVICE 63PR 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 DISCUSSION:
THIS ALARM IS INDICATIVE OF A FAULT INSIDE THE TRANSFORMER, THE LOAD ON THE TRANCFORMER SHOULO CE REDUCED AS MUCH AS POSSIBLE.
O
REFERENCES:
DRAWING 208-079 SHEET SB-018 SENSING ELEMENT: DEVICE 63PR AR-702 Rev. 14 Page 104
ENCLOSURE 1 (Page 104 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-08-03 Q-08-03 OFFSITE PVVR SOURCE XFMR MAJOR ALARM EVENT POINT 1423 INDICATED CONDITION:
o 0FFSITE POWER TRANSFORMER TEMPERATURE HIGH DUE TO EITHER Olt TEMPERATURE
>90*C AS SENSED BY DEVICE 26Q OR WINDING TEMPERATURE >Il0*C AS SENT40 6Y DEVICE 49 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o IDCAL INSTRUMENTS FOR WINDING AND OIL TEMPERATURE OPERATOR ACTIONS FOR A VALID ALARM:
1
' o NOTIFY SYSTEM DISPATCHER 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.
4
REFERENCES:
DRAWING 208-079 SHELT 58-018 i
SENSING ELEMENT: 260. 49 AR-102 Rev. 14- Page 105
i l
l O ENCLOSURE 1 (Page 105 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-08-03 Q-08-03 OFFSITE POWER SOURCE XFMR MAJOR ALARM EVENT POINT 1527 INDICATED CONDITION:
o 0FFSITE POWER SOURCE XFMR LOW OIL LEVEL REDUNDANT INDICATION WHICH WILL VERIFY ALARMt o LOCAL LEVEL INSTRUMENT OPERATOR ACTIONS FOR A VALID ALARM:
o NOTIFY SYSTEM DISPATCHER o REFER TO OP-703 DISCUSSION:
o SEND OPERATOR TO SWITCHYATD TO CHECK FOR POSSIBLE LEAK & GET READINGS FROM LOCAL INSTRUMENTATICN.
O'
REFERENCES:
208-079 18 SENSING ELEMENT: T9AL(71Q)
AR-702 Rev. 14 Page 106
. - . . = . . . - .
l O ENCLOSURE 1 (Page 106 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-08-04 Q-08-04 OFFSITE PWR SOURCE XFMR MINOR ALARM EVENT POINT 0496 INDICATED COND7TIONt o 0FFSITE POWER TRANSFORMER HAS EXPERIENCED A LOSS OF 480V AUXILIARY POWER AS SENSED BY T9AL(27) VOLTAGE RELAY 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 TO AS WELL BE FUNGIONAL. AS A NORMAL POWER SUPPLY. THE TRANSFORMER SHOULD CONTINU O
REFERENCES:
DRAWING 208-079 SHEET 58-018 SENSING ELEMENT: 19AL(27)
AR-702 Rev. 14 Page 107
1 ERCLOSUM_.1 (Page 107 of 111)
SSF ANNUNCIATOR RESPONSE SF-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/TDOE)
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:
ORAWING 208-079 SHEET 58-018 SENSING ELEMENT: T9AL(74/TDOE)
AR-702 Rev. 14 Page 108
O INCL 01UAE_1 (Page 108 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:
ORAWING 208-079, 58-18 O
REFERENCES:
SENSING ELEMENT: BF4900 AR-702- Rev. 14 Page 109
O ghCLOSURE 1 (Page 109 of 111)-
S$F ANNUNCIATOR RESPONSE SF-A2-08-05 Q-08-05 BREAKER 4900/4902 TROUBLE EVENT POINT 0147 IfDICATED CONDITION:
o BREAKER 4902 FAILED TO TRIP OPEN O
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o BREAKER 4902 IS CLOSED OPERATOR ACTIONS FOR A VALID ALARM:'
o OPEN PREAKER 4902 o NOTIFY SYSTEM DISPATCHER DISCUSSION:-
REFERENCES:
- DRAWING 209-079, SB-18 O' SENSING ELEMENT: BF4902 :
AR-702 Rev.'14 Page 110
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i O ERCLOSEE l (Page 110 of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-08-05 Q-08-05 i
~
BREAKER 4900/4902 TROUBLE EVENT POINT 1883 INDICATED CONDITION:
o BREAKER 4900 LOW GAS / SPRING CHARGE lO l REDUNDANT INDICATION W:lICH WILL VERIFY ALARM:
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l OPERATOR ACTIONS FOR A VALID ALARM:
I o NOTIFY SYSTEM DISPATCHER I
DISCUSSION:
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REFERENCES:
DRAWING 229-109 SENSING ELEMENT: 48EE, 48FF AR-702 Rev. 14 Page 111
ENCLOSURE 1 (Page ill of 111)
SSF ANNUNCIATOR RESPONSE SF-A2-08-05 Q-08-05 BREAKER 4900/4902 TROUBLE EVENT POINT 1891 INDICATED CONDITION:
o BREAKER 4902 LOW CAS/ SPRING CHARGE O
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o NOTIFY SYSTEM DISPATCHER DISCUSSION:
PEFERENCES: DRAWING 229-110 SENSING ELEMENT: 48KK, 48LL AR-702 Res. 14 Page 112 (LAST PACE)