ML20083B236
| ML20083B236 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 05/03/1995 |
| From: | FLORIDA POWER CORP. |
| To: | |
| Shared Package | |
| ML20083B230 | List: |
| References | |
| AR-601, NUDOCS 9505120008 | |
| Download: ML20083B236 (38) | |
Text
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-- Rev. 8
'V Effective Date/ 8 /I / 6 5
Document Socitan .f7 ,
NFORM ATION ONL Tf - l
-l C. R. Nuclear m.- - !
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l OPERATING PROCE00kE AR-601 T
1 FLORIDA POWER CORPORATION O CRYSTAL RIVER UNIT 3 TGF M ANNUNCIATOR RESPONSE I
THIS PROCEDURE ADDRESSES SAFETY RELATED CONPONENTS I 1
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APPROVED BY: Inter r tation Contact
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(SIGNATURE ON FILE)
DATE: Ib/9T INTERPRETATION CONTACT: Supervisor, Nuclear Operations Administrative Shift PDf' k KO 2 F pm A
I C. .
1% !
-sq TABLE OF CONTENTS
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O' SECTION y}ff \
1.0 PURPOSE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 i
2.0 REFERENCES
.......................... 1 !'
2.1 INPLEMENTING REFERENCES . . . . . . . . . . . . . . . 1 2.2 DEVELOPMENTAL REFERENCES .............. 1 3.0 PERSONNEL INDOCTRINATION ................... 1 i
4.0 INSTRUCTIONS ......................... 1 .
5 5.0 FOLLOW-UP ACTIO'NS . . . . . . . . . . . . . . . . . . . . . . . 1 ,
l ENCLOSURE 1 Annunciator Response . . . . . . . . . . . . . . . . . . . . . . 2 ,;
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1 AR-601 Rev. 8 Page i j
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L 1.0 PURPOSE
'I
,3 1.1 ~ Establish a reference document for each Annunciator Window on the !
TGF-AX1 Lampbox.- ;
1.2 Establish operator actions for valid Annunciator alarms on the TGF-AX1 Lampbox.
1.3 Establish a reference to other procedures which address operator actions for. valid Annunciator alarms on the TGF-AX1 Lampbox. ,
F
2.0 REFERENCES
2.1 INPLENENTING REFERENCES l 2.1.1 OP-604, Circulating Water System
-2.1.2 OP-416, Domestic Water Supply System j 2.1.3 AP-1050, Flooding p 2.2 DEVELOPMENTAL REFERENCES O
2.2.1 INP0 90-021, Good Practice OP-217, Alarm Response Procedures 2.2.2 Annunciator Window Engraving Drawing E-224-049 l 2.2.3 MAR 90-08-16-01, CWEJ Encapsulation 3.0 PERSONNEL INDOCTRINATION 3.1 The Annunciator System is powered from VBDP-5 Breaker 28.
4.0 INSTRUCTIONS 4.1 Respond to alarms on'the TGF-AX1 Lampbox as indicated on Enclosure 1, Annunciator Response.
5.0 FOLLOW-UP ACTIONS None AR-601 Rev. 8 Page 1
m ENCLOSURE 1
( 'y (Page 1 of 37) w./
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-01-01 M-01-01 CW PUMP A I I I I ll l EVENT POINT 0122 INDICATED CONDITION:
o CWP-1A BREAKER OPEN AND CONTROL HANDLE IN NORMAL AFTER START POSITION.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
(3 L.)
o GREEN LIGHT IS ON WITH A RED FLAG ON CWP-1A CONTROL STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o MONITOR CONDENSER VACUUM.
o CLOSE ARV-47. ;
o VERIFY ON LINE SC HEAT EXCHANGER IS BEING SUPPLIED BY AN ON LINE CWP.
o REDUCE PLANT POWER AS NECESSARY TO MAINTAIN CONDENSER VACUUM.
DISCUSSION:
DO NOT CONTINUE TO OPERATE THE TURBINE WHEN BOTH CIRC WATER PUMPS ARE SHUTDOWN IN THE SAME CONDENSER.
MAXIMUM AT BETWEEN CONDENSERS USING LP TURBINE EXHAUST TEMPERATURE IS 50' F. '
REFERENCES:
DRAWING 208-018 SHEET CW-01 SENSING ELEMENT: BREAKER AND CONTROL SWITCH CONTACTS.
AR-601 Rev. 8 Page 2
~
ENCLOSURE 1 .
(Page 2 of 37) !
V('~Si TGF-M ANNUNCIATOR RESPONSE TGF-AX1-01-02 M-01-02 ;
i CW PUMP A MOTOR .!
OVERLOAD EVENT POINT 0121 INDICATED CONDITION:
o CWP-1A MOTOR AMPS >115% RATED LOAD.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
e o CWP-1A LOAD INDICATOR.
( ,T/ o LOCAL CWP-1A AMP METER.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CWP-1A FOR SIGNS OF ABNORMAL OPERATION.
o CHECK BREAKER CUBICLE FOR DROPPED TARGETS.
DISCUSSION:
THIS ALARM INDICATES THAT EITHER THE TIMED OVERCURRENT OR THE .
INSTANTANEOUS OVERCURRENT PROTECTIVE DEVICES HAVE ACTUATED.
INSTANTANE0US OVERCURRENT PROTECTIVE RELAY ACTUATION WILL TRIP THE BREAKER.
IT IS POSSIBLE TO HAVE THIS ALARM PRIOR TO THE BREAKER TRIP.
i
REFERENCES:
DRAWING 208-018 SHEET CW-01 ,
SENSING ELEMENT: BREAKER OVERLOAD CONTACTS 1
I AR-601 Rev. 8 Page 3 i
a
~
ENCLOSURE 1
[N (Page 3 of 37)
- b.
TGF-M ANNUNCIATOR RESPONSE TGF-AXI-01-03 M-01 CW PUMP VIBRATION HIGH EVENT POINT 2040 INDICATED CONDITION:
o CIRCULATING WATER PUMPS VIBRATION MONITOR IN ALARM.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
G o RED ALARM LIGHT IS ON, LOCATED ON THE LOCAL ALARM PANEL, INTAKE AREA. -
U OPERATOR ACTIONS FOR A VALID ALARM:
o VFRIFY PROPER OPERATION OF CW PUMPS.
o REFER TO OP-604.
DISCUSSION:
THIS ALARM INDICATES ANY ONE OF 8 CIRC PUMP VIBRATION MONITORS IS IN ALARM. ONCE THIS ALARM IS IN, ANOTHER VIBRATION ALARM COMING IN WILL NOT REFLASH THE WINDOW.
REFERENCES:
VENDOR DRAWINGS FOR CIRC PUMP VIBRATION MODULE.
SENSING ELEMENT: CW-156-ME. CW-157-ME, CW-158-ME, CW-159-ME p
U .
AR-601 Rev. 8 Page 4
p .
i ENCLOSURE 1
/^ - (Page 4 of 37) !
L l TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-01 M-02-01 i CW PUMP B 1 1 TRIP !
l l t
I I i I ;
i EVENT POINT 0126 INDICATED CONDITION:
o CWP-1B BREAKER OPEN AND CONTROL HANDLE IN NORMAL AFTER START POSITION. l l
l I
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o GREEN LIGHT IS ON WITH A RED FLAG ON CWP-1B CONTROL STATION.
l l
OPERATOR ACTIONS FOR A VALID ALARM:
o MONITOR CONDENSER VACUUM.
o CLOSE APV-46. ;
o VERIFY ON LINE SC HEAT EXCHANGER IS BEING SUPPLIED BY AN ON LINE CWP. !
o REDUCE PLANT POWER AS NECESSARY TO PMINTAIN CONDENSER VACUUM. ;
i DISCUSSION:
DO NOT CONTINUE TO OPERATE THE TURBINE WHEN BOTH CIRC WATER PUMPS ARE SHUTDOWN IN THE SAME CONDENSER.
l MAXIMUM AT BETWEEN CONDENSERS USING LP TURBINE EXHAUST TEMPERATURE IS 50* F. i l
l
REFERENCES:
DRAWING 208-018 SHEET CW-02
]'
SENSING ELEMENT: BREAKER AND CONTROL SWITCH CONTACTS.
O !
I AR-601 Rev. 8 Page 5 l
l
i ENCLOSURE 1
( (Page 5 of 37)
L Q].
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02 M-02-02 CW PUMP B MOTOR :
OVERLOAD i EVENT POINT 0125 INDICATED CONDITION:
o CIRC WATER PUMP 18 MOTOR AMPS >115% RATED LOAD.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWP-1B CURRENT INDICATOR.
o LOCAL CWP-1B AMMETER.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CWP-1B FOR SIGNS OF ABNORMAL OPERATION.
o CHECX BREAKER CUBICLE FOR DROPPED TARGETS.
.g DISCUSSION: >
THIS ALARM INDICATES THAT EITHER THE TIMED OVERCURRENT OR THE INSTANTANEOUS OVERCURRENT PROTECTIVE DEVICES HAVE ACTUATED. :
INSTANTANEOUS OVERCURRENT PROTECTIVE RELAY ACTUATION WILL TRIP THE BREAKER.
IT IS POSSIBLE TO HAVE THIS ALARM PRIOR'TO THE BREAKER TRIP.
i
REFERENCES:
DRAWING 208-018 SHEET CW-02 ,
SENSING ELEMENT: BREAKER OVERLOAD CONTACTS O. .
AR-601 Rev. 8 Page 6
~
,, ENCLOSURE 1 ,
M/ ') (Page 6 of 37) '
v l
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-03 M-02-03 CW PUMP DISCH PRESS HIGH/ LOW EVENT POINT 0123 INDICATED CONDITION:
o CIRC MTER PUMP 1A DISCHARGE PRESSURE <4 PSIG AS SENSED BY CW-57-PS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o HIGH LEVEL ALARM FOR CDP-1A/B PIT AND/0R TURBINE BUILDING SUMP.
(3 o INTAKE AREA LOCAL CWP-1A DISCHARGE PRESSURE GAUGE.
V o LOCAL WATERBOX INLET PRESSURE GAUGE.
OPERATOR ACTIONS FOR A VALID ALARM:
o CHECK CDP-1A/B PIT AND TURBINE BUILDING SUMP LEVELS ARE NOT HIGH. ,
o IF TURBINE BUILDING FLOODING IS INDICATED REFER TO AP-1050. ;
o VERIFY PROPER INTAKE OPERATION.
o WASH SCREENS AS NECESSARY. ,
o CLEAN BAR RACKS.
DISCUSSION:
THIS ALARM INDICATES CWP-1A IS EITHER NOT PUMPING WATER, OR A LARGE LEAK HAS DEVELOPED WHICH COULD BE FLOODING THE TURBINE BUILDING.
CONSIDERATION SHOULD BE GIVEN TO SHUTTING DOWN CWP-1A. j
REFERENCES:
DRAWING 208-018 SHEET CW-01
( SENSING ELEMENT: CW-57-PS _
l i
AR-601 Rev. 8 Page 7 l
.. l ENCLOSURE 1 f-(g)- (Page 7 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-03 M-02-03 CW PUMP DISCH PRESS 1 HIGH/ LOW EVENT POINT 0127 INDICATED CONDITION:
o CIRC WATER PUMP IB DISCHARGE PRESSURE <4 PSIG AS SENSED BY CW-58-PS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o HIGH LEVEL ALARM FOR CDP-1A/B PIT AND/0R TURBINE BUILDING SUMP.
o INTAKE AREA LOCAL CWP-1B DISCHARGE PRESSURE GAUGE.
\ o LOCAL WATERB0X INLET PRESSURE GAUGE.
OPERATOR ACTIONS FOR A VALID ALARM:
o CHECK CDP-1A/B PIT AND TURBINE BUILDING SUMP LEVELS ARE NOT HIGH.
o IF TURBINE BUILDING FLOODING IS INDICATED REFER TO AP-1050.
o VERIFY PROPER INTAKE OPERATION.
o WASH SCREENS AS NECESSARY.
o CLEAN BAR RACKS.
DISCUSSION:
THIS ALARM INDICATES CWP-1B IS EITHER NOT PUMPING WATER, OR A LARGE LEAK HAS DEVELOPED WHICH CC'JLD BE FLOODING THE TURBINE BUILDING. ,
CONSIDERATION SHOULD BE CIVEN TO SHUTTING DOWN CWP-18.
i
REFERENCES:
DRAWING 208-018 SHEET CW 02
() SENSING ELEMENT: CW-58-PS l 1
AR-601 Rev. 8 Page 8
~
- ENCLOSURE 1
) (Page 8 of 37) i
(
~ ,
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-03 M-02-03 i
i CW PUMP ,
DISCH PRESS HIGH/ LOW EVENT POINT 0131 INDICATED CONDITION:
o CIRC WATER PUMP IC DISCHARGE PRESSURE <4 PSIG AS SENSED BY CW-59-PS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM: ,
o HIGH LEVEL ALARM FOR CDP-1A/B PIT AND/0R TURBINE BUILDING SUMP.
O o INTAKE AREA LOCAL CWP-lC DISCHARGE PRESSURE GAUGE.
o LOCAL WATERBOX INLET PRESSURE GAUGE.
OPERATOR ACTIONS FOR A VALID ALARM:
o CHECK CDP-IA/B PIT AND TURBINE BUILDING SUMP LEVELS ARE NOT HIGH.
o IF TURBINE BUILDING FLOODING IS INDICATED REFER TO AP-1050.
o VERIFY PROPER INTAKE OPERATION.
o WASH SCREENS AS NECESSARY.
o CLEAN BAR RACKS.
DISCUSSION:
THIS ALARM INDICATES CWP-1C IS EITHER NOT PUMPING WATER, OR A LARGE LEAK HAS DEVELOPED WHICH COULD BE FLOODING THE TURBINE BUILDING. I CONSIDERATION SHOULD BE GIVEN TO SHUTTING DOWN CWP-1C.
l I
i
REFERENCES:
DRAWING 208-018 SHEET CW-03
() SENSING ELEMENT: CW-59-PS l
AR-601 Rev. 8 Page 9
,s FNCLOSURE 1
\ (Page 9 of 37) lG TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-03 M-02-03 CW PUMP DISCH PRESS HIGH/ LOW EVENT POINT 0135 INDICATED CONDITION:
o CIRC WATER PUMP 10 DISCHARGE PRESSURE <4 PSIG AS SENSED BY CW-60-PS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o HIGH LEVEL ALARM FOR CDP-1A/B PIT AND/0R TURBINE BUILDING SUMP.
()
\_/
o INTAKE AREA LOCAL CWP-ID DISCHARGE PRESSURE GAUGE.
o LOCAL WATERBOX INLET PRESSURE GAUGE.
OPERATOR ACTIONS FOR A VALID ALARM:
o CHECK CDP-1A/B PIT AND TURBINE BUILDING SUMP LEVELS ARE NOT HIGH.
o IF TURBINE BUILDING FLOODING IS INDICATED REFER TO AP-1050.
o VERIFY PROPER INTAKE OPERATION.
o WASH SCREENS AS NECESSARY.
o CLEAN BAR RACKS.
DISCUSSION:
THIS ALARM INDICATES CWP-1D IS EITHER NOT PUMPING WATER, OR A LARGE LEAK HAS DEVELOPED WHICH COULD BE FLOODING THE TURBINE BUILDING.
CONSIDERATION SHOULD BE GIVEN TO SHUTTING DOWN CWP-lD.
REFERENCES:
DRAWING 208-018 SHEET CW-04
( )! SENSING ELEMENT: CW-60-PS AR-601 Rev. 8 Page 10
- ENCLOSURE 1
) (Page 10 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-03 M-02-03 CW PUMP DISCH PRESS HIGH/ LOW EVENT POINT 0137 INDICATED CONDITION:
l 0 CIRC WATER PUMP 1A DISCHARGE PRESSURE >14 PSIG AS SENSED BY CW-57-PS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o VERIFY PROPER INTAKE OPERATION.
o BACKWASH DEBRIS FILTERS AS NECESSARY.
o CHECK INTAKE AREA LOCAL CWP-1A DISCHARGE PRESSURE GAUGE AND 95' ELEVATION TB LOCAL WATERB0X INLET PRESSURE GAUGE.
DISCUSSION:
THIS ALARM INDICATES CWP-1A IS PUMPING AGAINST SOME KIND OF FLOW RESTRICTION. THIS COULD BE, CLOGGED DEBRIS FILTERS OR DIRTY WATERB0X. IF A HIGH WATERB0X INLET PRESSURE EXISTS THEN A CLOGGED WATERB0X MAY BE INDICATED. CONSIDERATION SHOULD BE GIVEN*TO REMOVING THE WATERBOX FROM SERVICE AND CLEANING THE B0X.
THIS ALARM ALSO IS AN ALERT THAT A POTENTIAL CIRCULATING WATER SYSTEM EXPANSION JOINT RUPTURE COULD RESULT, WITH EXPANSION JOINT ENCAPSULATION LEAKAGE GREATER THAN THOSE CALCULATED THAT WOULD ALLOW OPERATIONS A MINIMUM 0F 30 MINUTES OF RESPONSE TIME PRIOR TO JEOPARDIZING SAFETY RELATED ELECTRICAL EQUIPMENT IN THE AB.
REFERENCES:
DRAWING 208-018 SHEET CW-01 SENSING ELEMENT: CW-57-PS AR-601 Rev. 8 Page 11
]
- ENCLOSURE 1
{, (Page 11 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-03 M-02-03 CW PUMP DISCH PRESS HIGH/ LOW EVENT POINT 0138 l
INDICATED CONDITION: l o CIRC WATER PUMP 18 DISCHARGE PRESSURE > 14 PSIG AS SENSED BY.CW-58-PS. l l
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o VERIFY PROPER INTAKE OPERATION. '
o BACKWASH DEBRIS FILTERS AS NECESSARY.
o CHECK INTAKE AREA LOCAL CWP-1B DISCHARGE PRESSURE GAUGE AND 95' ELEVATION TB LOCAL WATERBOX INLET PRESSURE GAUGE.
DISCUSSION:
THIS ALARM INDICATES CWP-18 IS PUMPING AGAINST SOME KIND OF FLOW RESTRICTION. THIS COULD BE, CLOGGED DEBRIS FILTERS OR DIRTY WATERBOX. IF A HIGH WATERB0X INLET PRESSURE EXISTS THEN A CLOGGED WATERBOX MAY BE INDICATED. CONSIDERATION SHOULD BE GIVEN TO REMOVING THE WATERBOX FROM SERVICE AND CLEANING THE BOX.
THIS ALARM ALSO IS AN ALERT THAT A POTENTIAL CIRCULATING WATER SYSTEM EXPANSION JOINT RUPTURE COULD RESULT, WITH EXPANSION JOINT ENCAPSULATION LEAKAGE GREATER THAN THOSE CALCULATED THAT WOULD ALLOW OPERATIONS A MINIMUM OF 30 MINUTES OF RESPONSE TIME PRIOR TO JEOPARDIZING SAFETY RELATED ELECTRICAL EQUIPMENT IN THE AB.
REFERENCES:
DRAWING 208-018 SHEET CW-02 SENSING ELEMENT: CW-58-PS b
o .
AR-601 Rev. 8 Page 12
4 o ENCLOSURE 1 !
[
L} (Page 12 of 37) '
TGF-M ANNUNCIATOR RESPONSE TGF-AXI-02-03 M-02-03 l
l CW PUMP l DISCH PRESS I HIGH/ LOW !
EVENT POINT 0139 i INDICATED CONDITION: ,
l 0 CIRC WATER PUMP 1C DISCHARGE PRESSURE >14 PSIG AS SENSED SY CW-59-PS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
OPERATOR ACTIONS FOR A VALID ALARM:
o VERIFY PROPER INTAKE OPERATION.
o BACKWASH DEBRIS FILTERS AS NECESSARY.
o CHECK INTAKE AREA LOCAL CWP-1C DISCHARGE PRESSURE GAUGE AND 95' ELEVATION TB LOCAL WATERBOX INLET PRESSURE GAUGE.
I DISCUSSION: 1 THIS ALARM INDICATES CWP-1C IS PUMPING AGAINST SOME KIND OF FLOW !
RESTRICTION. THIS COULD BE, CLOGGED DEBRIS FILTERS OR DIRTY WATERBOX. IF l A HIGH WATERB0X INLET PRESSURE EXISTS THEN A CLOGGED WATERB0X MAY BE l INDICATED. CONSIDERATION SHOULD BE GIVEN TO REMOVING THE WATERBOX FROM l SERVICE AND CLEANING THE BOX. !
THIS ALARM ALSO IS AN ALERT THAT A POTENTIAL CIRCULATING WATER SYSTEM l EXPANSION JOINT RUPTURE COULD RESULT, WITH EXPANSION JOINT ENCAPSULATION LEAKAGE GREATER THAN THOSE CALCULATED THAT WOULD ALLOW OPERATIONS A MINIMUM 0F 30 MINUTES OF RESPONSE TIME PRIOR TO JEOPARDIZING SAFETY RELATED ELECTRICAL EQUIPMENT IN THE AB.
REFERENCES:
DRAWING 208-018 SHEET CW-03 SENSING ELEMENT: CW-59-PS AR-601 Rev. 8 Page 13
ENCLOSURE 1 (Page 13 of 37)
( ,
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-03 M-02-03 Cid PUMP DISCH PRESS HIGH/ LOW 1
EVENT POINT 0140 INDICATED CONDITION:
l o CIRC WATER PUMP ID DISCHARGE PRESSURE >14 PSIG AS SENSED BY CW-60-PS.
1 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
p)
(_, OPERATOR ACTIONS FOR A VALID ALARM:
o VERIFY PROPER INTAKE OPERATION.
o BACKWASH DEBRIS FILTERS AS NECESSARY.
o CHECK INTAKE AREA LOCAL CWP-ID DISCHARGE PRESSURE GAUGE AND 95' ELEVATION TB LOCAL WATERBOX INLET PRESSURE GAUGE.
DISCUSSION:
THIS ALARM INDICATES CWP-ID IS PUMPING AGAINST SOME KIND OF FLOW RESTRICTION. THIS COULD BE, CLOGGED DEBRIS FILTERS OR DIRTY WATERB0X. IF A HIGH WATERB0X INLET PRESSURE EXISTS THEN A CLOGGED WATERB0X MAY BE INDICATED. CONSIDERATION SHOULD BE GIVEN TO REMOVING THE WATERBOX FROM SERVICE AND CLEANING THE B0X.
THIS ALARM ALSO IS AN ALERT THAT A POTENTIAL CIRCULATING WATER SYSTEM EXPANSION JOINT RUPTURE COULD RESULT, WITH EXPANSION JOINT ENCAPSULATION LEAKAGE GREATER THAN THOSE CALCULATED THAT WOULD ALLOW OPERATIONS A MINIMUM OF 30 MINUTES OF RESPONSE TIME PRIOR TO JE0PARDIZING SAFETY RELATED ELECTRICAL EQUIPMENT IN THE AB.
REFERENCES:
DRAWING 208-018 SHEET CW-04 l
SENSING ELEMENT: CW-60-PS O
AR-601 Rev. 8 Page 14
i l
l
< '3 ENCLOSURE 1
( ,,/ (Page 14 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AXI-02-05 M-02-05 SCREEN WASH TROUBLE ,
EVENT POINT 0141 INDICATED CONDITION:
o DIFFERENTIAL LEVEL ACROSS THE TRAVELING SCREENS >10" WATER AS SENSED BY CW-125,126,127,128 OR 129-LIS.
f3 REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o ALL SCREEN WASH PUMPS AND ALL TRAVELING SCREENS AUTO START.
o WATERFALL CONDITIONS EXIST ACROSS THE TRAVELING SCREENS.
OPERATOR ACTIONS FOR A VALID ALARM:
o VERIFY ALL SCREEN WASH PUMPS AND TRAVELING SCREENS START.
o REFER TO OP-604.
~
DISCUSSION:
ANY ONE LEVEL SWITCH ACROSS THE SCREENS WILL AUTO START ALL SCREENS AND SPRAY PUMPS.
AN " AUTO START RESET" PUSHBUTTON MUST BE DEPRESSED IN THE INTAKE MCC TO ALLOW SHUTTING DOWN THE SCREENS AND PUMPS.
REFERENCES:
DRAWING 208-018 SHEET CW-09 SENSING ELEMENT: 3DL-5 RELAY V(~'s ,
AR-601 Rev. 8 Page 15
ENCi.0SURE1 (n) (Page 15 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02-05 l
l SCREEN WASH l TROUBLE l
EVENT POINT 0142 INDICATED CONDITION:
o SCREEN WASH HEADER PRESSURE <70 PSIG FOR >10 SEC ANJ DIFFERENTIAL LEVEL ACROSS THE TRAVELING SCREENS >10" H ASSENSEDBYCW-53-PS,ANDCW-125,126,127,128,OR129-[0 IS.
n l] REDUN' DANT INDICATION WHICH WILL VERIFY ALARM: j o ALL SCREEN WASH PUMPS AUTO START.
OPERATOR ACTIONS FOR A VALID ALARM:
o VERIFY ALL SCREEN WASH PUMPS ARE RUNNING.
o VERIFY WATERFALL CONDITIONS EXIST ACROSS THE TRAVELING SCREENS.
o REFER TO OP-604. !
I DISCUSSION:
ANY ONE LEVEL SWITCH ACROSS THE SCREENS WILL AUTO START ALL SCREENS AND SPRAY PUMPS.
AN " AUTO START RESET" PUSHBUTTON HUST BE DEPRESSED IN THE INTAKE HCC TO ALLOW SHUTTING DOWN THE SCREENS AND PUMPS.
REFERENCES:
DRAWING 208-018 SHEET CW-10 SENSING ELEMENT: CW-53-PS 1
AR-601 Rev. 8 Page 16
^ ENCLOSURE 1
,~N (Page 16 of 37)
(_,)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02-05 SCREEN WASH TROUBLE EVENT POINT 0143 INDICATED CONDITION:
o SCREEN WASH PUMP 2A, MOTOR AMPS >115% RATED LOAD.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM: 1
/^ T o CWP-2A RUNNING HOT.
\' l o CWP-2A TRIPS.
OPERATOR ACTIONS FOR A VALID ALARM: -
o INVESTIGATE CAUSE OF CWP-2A MOTOR OVERLOAD.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
RUNNING SCREEN WASH PUMPS FOR EXTENDED PERIODS OF TIME UNDER HIGH FLOW CONDITIONS CAN CAUSE SCREEN WASH PUMPS TO TRIP ON OVERLOAD.
RCFERENCES: DRAWING 208-018 SHEET CW-10 SENSING ELEMENT: 49X OVERLOAD RELAY O
AR-601 Rev. 8 Page 17
1
. )
1
/' N d: ENCLOSURE 1 1 (Page 17 of 37) l l
I TGF-M ANNUNCIATOR RESPONSE TGF-AXI-02-05 M-02-05 i
SCREEN WASH' TROUBLE EVENT POINT 0144 INDICATED CONDITION:
I o SCREEN WASH PUMP 2B, MOTOR AMPS >115% RATED LOAD.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWP-2B RUNNING HOT.
o CWP-2B TRIPS.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWP-2B MOTOR OVERLOAD.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
RUNNING SCREEN WASH PUMPS FOR EXTENDED PERIODS OF TIME UNDER HIGH FLOW CONDITIONS CAN CAUSE SCREEN WASH PUMPS TO TRIP ON OVERLOAD.
REFERENCES:
DRAWING 208-018 SHEET CW-11 SENSING ELEMENT: 49X OVERLOAD RELAY ;
O AR-601 Rev. 8 Page 18
I
.. l l
rw ENCLOSURE 1 (j' (Page 18 of 37) !
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02-05 1
SCREEN WASH I TROUBLE EVENT POINT 0145 l
^
INDICATED CONDITION: .
o SCREEN WASH PUMP 2C, MOTOR AMPS >115% RATED LOAD.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
1 o CWP-2C RUNNING HOT.
\# o CWP-2C TRIPS.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWP-2C MOTOR OVERLOAD.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
RUNNING SCREEN WASH PUMPS FOR EXTENDED PERIODS OF TIME UNDER HIGH FLOW CONDITIONS CAN CAUSE SCREEN WASH PUMPS !0 TRIP ON OVERLOAD.
REFERENCES:
DRAWING 208-018 SHEET CW-12 SENSING ELEMENT: 49X OVERLOAD RELAY a
AR-601 Rev. 8 Page 19
i s
4.
ENCLOSURE 1 l psj (Page 19 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 lM-02-05 SCREEN WASH TROUBLE EVENT POINT 0148 :
INDICATED CONDITION:
o CWTS-1A NOT RUNNING AND >10" DIFFERENTIAL LEVEL ACROSS SCREENS FOR
>10 SECONDS.
o CWTS-1A SHEER PIN FAILURE AS SENSED BY CW-138-KS. ,
o CWTS-1A TRIPPED.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWTS-1A NOT RUNNING.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWTS-1A NOT RUNNING.
o START CWTS-1A AS REQUIRED.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
TO CLEAR THESE ALARMS THE STOP PUSHBUTTON MUST BE DEPRESSED, OR SCREEN WASH HEADER PRESSURE MUST DROP BELOW 70 PSIG.
REFERENCES:
DRAWING 208-018 SHEET CW-14 SENSING ELEMENT: 42/ICR, 42/3CR, 3CWTS-1A, 2CWTS-1A AR-601 Rev. 8 Page 20
(
ENCLOSURE 1
(-).
v (Page 20 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02-05 SCREEN WASH .
TROUBLE EVENT POINT 0149 INDICATED CONDITION: ,
o CWTS-1B NOT RUNNING AND >10" DIFFERENTIAL LEVEL ACROSS SCREENS FOR
>10 SECONDS.
o CWTS-1B SHEc8 PIN FAILURE AS SENSED BY CW-139-KS.
o CWTS-1B TRIPPED.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM: ;
(}
o CWTS-1B NOT RUNNING.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWTS-1B NOT RUNNING. '
o START CWTS-1B AS REQUIRED.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
TO CLEAR THESE ALARMS THE STOP PUSHBUTTON MUST BE DEPRESSED, OR SCREEN WASH HEADER PRESSURE MUST DROP BELOW 70 PSIG.
REFERENCES:
DRAWING 208-018 SHEET CW-15 SENSING ELEMENT: 42/5CR,42/7CR,3CWTS-1B,2CWTS-1B
\
AR-601 Rev. 8 Page 21
- s i
ENCLOSURE 1 r)s
(_, (Page 21 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02-05 SCREEN WASH TROUBLE ,
+ 45d EVENT POINT 0150 l
INDICATED CONDITION: f o CWTS-IC NOT RUNNING AND >10" DIFFERENTIAL LEVEL ACROSS SCREENS FOR
>10 SECONDS. '
o CWTS-1C SHEER PIN FAILURE AS SENSED BY CW-140-KS, o CWTS-1C TRIPPED.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWTS-1C NOT RUNNING.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWTS-1C NOT RUNNING.
o START CWTS-1C AS REQUIRED. :
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
TO CLEAR THESE ALARMS THE STOP PUSHBUTTON MUST BE DEPRESSED, OR SCREEN WASH HEADER PRESSURE MUST DROP BELOW 70 PSIG.
i
REFERENCES:
DRAWING 208-018 SHEET CW-16 SENSING ELEMENT: 42/9CR, 42/11CR, 3CWTS-1C, 2CWTS-1C
(
AR-601 Rev. 8 Page 22 .
I
(
ENCLOSURE 1
,/ (Page 22 of 37)
' C]'
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02 SCREEN WASH TROUBLE EVENT POINT 0151 INDICATED CONDITION: .
o CWTS-10 NOT RUNNING AND >10" DIFFERENTIAL LEVEL ACROSS SCREENS FOR
>10 SECONOS.
o CWTS-1D SHEER PIN FAILURE AS SENSED BY CW-141-KS.
o CWTS-1D TRIPPED.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWTS-1D NOT RUNNING.
OPERATOR ACTIONS TOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWTS-1D NOT RUNNING.
o START CWTS-10 AS REQUIRED.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
TO CLEAR THESE ALARMS THE STOP PUSHBUTTON MUST BE DEPRESSED, OR SCREEN WASH HEADER PRESSURE MUST DROP BELOW 70 PSIG.
REFERENCES:
DRAWING 208-018 SHEET CW-17 SENSING ELEMENT: 42/13CR, 42/15CR, 3CWTS-1D, 2CWTS-10 AR-601 Rev. 8 Page 23
ENCLOSURE 1 l (Page 23 of 37)
.(y).
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02-05 i SCREEN WASH TROUBLE i
EVENT POINT 0152 INDICATED CONDITION:
o CWTS-lE NOT RUNNING AND >10" DIFFERENTIAL LEVEL ACROSS SCREENS FOR
>10 SECONOS. '
o CWTS-lE SHEER PIN FAILURE AS SENSED BY CW-142-KS.
o CWTS-lE TRIPPED.
i
() REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWTS-lE NOT RUNNING.
I OPERATOR ACTIONS FOR A VALID ALARM: {
o INVESTIGATE CAUSE OF CWTS-1E NOT RUNNING.
o START CWTS-1E AS REQUIRED.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
TO CLEAR THESE ALARMS THE STOP PUSHBUTTON MUST BE DEPRESSED, OR SCREEN WASH HEADER PRESSURE MUST DROP BELOW 70 PSIG.
l i
REFERENCES:
DRAWING 208-018 SHEET CW-18 -
l SENSING ELEMENT: 42/17CR, 42/19CR, 3CWTS-lE, 2CWTS-lE O
AR-601 Rev. 8 Page 24
i
,- l rN ENCLOSURE 1 .
l J' (Page 24 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AXI-02-05 M-02-05 l SCREEN WASH TROUBLE EVENT POINT 0153 INDICATED CONDITION:
o CWTS-1F NOT RUNNING AND >10" DIFFERENTIAL LEVEL ACROSS SCREENS FOR
>10 SECONDS.
o CWTS-1F SHEER PIN FAILURE AS SENSED BY.CW-143-KS.
o CWTS-IF TRIPPED.
A
( ,) REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWTS-1F NOT RUNNING.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWTS-1F NOT RUNNING.
o START CWTS-1F AS REQUIRED.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
TO CLEAR THESE ALARMS THE STOP PUSHBUTTON MUST BE DEPRESSED, OR SCREEN WASH HEADER PRESSURE MUST DROP BELOW 70 PSIG.
REFERENCES:
DRAWING 208-018 SHEET CW-19 SENSING ELEMENT: 42/21CR, 42/23CR, 3CWTS-1F, 2CWTS-1F ,
p_
AR-601 Rev. 8 Page 25
P q' ENCLOSURE 1 1J (Page 25 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02-05 SCREEN WASH TROUBLE !
EVENT POINT 0154 INDICATED CONDITION: ,
o CWTS-1G NOT RUNNING AND >10" DIFFERENTIAL LEVEL ACROSS SCREENS FOR '
>10 SECONOS. ;
o CWTS-lG SHEER PIN FAILURE AS SENSED BY CW-144-KS. 1 o CWTS-lG TRIPPED. ;
REDUNDANT INDICATION WHICH WILL VERIFY ALARM: j I
o CWTS-1G NOT RUNNING.
i' OPEP.ATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWTS-lG NOT RUNNING.
o START CWTS-lG AS REQUIRED. !
o NOTIFY ELECTRIC SHOP. !
l DISCUSSION:
TO CLEAR THESE ALARMS THE STOP PUSHBUTTON MUST BE DEPRESSED, OR SCREEN WASH HEADER PRESSURE MUST DROP BELOW 70 PSIG.
REFERENCES:
DRAWING 208-018 SHEET CW-20 .
SENSING ELEMENT: 42/25CR, 42/27CR, 3 CWT 9-lG, 2CWTS-lG O
AR-601 Rev. 8 Page 26
,r'~T ENCLOSURE 1
( ,) _(Page 26 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-02-05 M-02-05 ;
SCREEN WASH TROUBLE EVENT POINT 0155 INDICATED CONDITION:
o CWTS-2 NOT RUNNING AND >10' DIFFERENTIAL LEVEL ACROSS SCREENS FOR
>10 SECONDS.
o CWTS-2 SHEER PIN FAILURE AS SENSED BY CW-145-KS.
o CWTS-2 TRIPPED.
A
( ,) REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWTS-2 NOT RUNNING.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF CWTS-2 NOT RUNNING.
o START CWTS-2 AS REQUIRED.
o NOTIFY ELECTRIC SHOP.
DISCUSSION:
TO CLEAR THESE ALARMS THE STOP PUSHBUTTON MUST BE DEPRESSED, OR SCREEN WASH HEADER PRESSURE MUST DROP BELOW 70 PSIG.
CWTS-2 IS THE NUCLEAR SERVICES RAW WATER TRAVELING SCREEN.
REFERENCES:
DRAWING 208-018 SHEET CW-21 SENSING ELEMENT: 42/29CR, 42/31CR, 3CWTS-2, 2CWTS-2 O
V AR-601 Rev. 8 Page 27
<= ,
_. ENCLOSURE 1
( (Page 27 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AXI-02-05 M-02-05 SCREEN' WASH TROUBLE EVENT POINT 0156 INDICATED CONDITION:
o AIR SUPPLY TO INTAKE SCREENS CONTROL AND DIFFERENTIAL LEVEL INDICATING SYSTEMS <60 PSIG AS SENSED BY CW-124-PS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o LOCAL AIR PRESSURE INDICATORS.
OPERATC9 ACTIONS FOR A VALID ALARM:
1 o INVESTIGATE CAUSE OF LOSS OF AIR PRESSURE. ;
DISCUSSION:
THIS AIR SUPPLIES ALL AUTO START FUNCTIONS FOR THE SCREENS AND THE SCREEN WASH PUMPS.
REFERENCES:
DRAWING 208'-018 SHEET CW-23 .
SENSING ELEMENT: CW-124-PS AR-601 Rev. 8 Page 28 0
., ENCLOSURE 1 (Page 28 of 37)
~
-( )
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-03-01 M-03-01 CW PUMP C TRIP EVENT POINT 0130 INDICATED CONDITION:
o CWP-1C BREAKER OPEN AND CONTROL HANDLE IN NORMAL AFTER START POSITION.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o GREEN LIGHT IS ON WITH A RED FLAG ON CWP-IC CONTROL STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o MONITOR CONDENSER VACUUM.
o CLOSE ARV-45.
o VERIFY ON LINE SC HEAT EXCHANGER IS BEING SUPPLIED BY AN ON LINE CWP. ;
o REDUCE PLANT POWER AS NECESSARY TO MAINTAIN CONDENSER VACUUM.
DISCUSSION:
DO NOT CONTINUE TO OPERATE THE TURBINE WHEN BOTH CIRC WATER PUMPS ARE i SHUTDOWN IN THE SAME CONDENSER.
MAXIMUM AT BETWEEN CONDENSERS USING LP TURBINE EXHAUST TEMPERATURE IS 50' F. 1 l
REFERENCES:
DRAWING 208-018 SHEET CW-03 l
SENSING iLEMENT: BREAKER AND CONTROL SWITCH CONTACTS. j p
AR-601 Rev. 8 Page 29
,, ENCLOSURE 1 (Page 29 of 37)
(
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-03-02 M-03-02 CW PUMP C i MOTOR :
OVERLOAD EVENT POINT 0129 INDICATED CONDITION:
o CWP-1C MOTOR AMPS >115% RATED LOAD.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
(
o CWP-1C CURRENT INDICATOR.
- k. o LOCAL CWP-1C AMMETER.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CWP-1C FOR SIGNS OF ABNORMAL OPERATION.
o CHECK BREAKER CUBICLE FOR DROPPED TARGETS.
DISCUSSION:
THIS ALARM INDICATES THAT EITHER THE TIMED OVERCURRENT OR THE INSTANTANEOUS OVERCURRENT PROTECTIVE DEVICES HAVE ACTUATED.
INSTANTANEOUS OVERCURRENT PROTECTIVE RELAY ACTUATION WILL TRIP THE BREAKER.
IT IS POSSIBLE TO HAVE THIS ALARM PRIOR TO THE BREAKER TRIP.
t
REFERENCES:
ORAWING 208-018 SHEET CW-03 SENSING ELEMENT: BREAKER OVERLOAD CONTACTS q
N)
AR-601 Rev. 8 Page 30
ENCLOSURE 1
./'f (Page 30 of 37)
(/
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-03-03 M-03-03 CW PUMP LUBE FLOW LOW D
i EVENT POINT 0124 INDICATED CONDITION:
l o CWP-1A BEARING LUBE WATER FLOW <6 GPM AS SENSED BY DO-5-FIS. -
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
( o CWP-1A WHITE " LUBE WTR FLOW NORM" PERMISSIVE LIGHT NOT ON.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF LOW FLOW.
o REFER TO OP-416 AND INCREASE COOLING WATER FLOW TO CWF-1A o if DO IS LOST TO ALL CIRCULATING PUMPS, ItiEM PLACE BACKUP FLUSH WATER TO THE CIRCULATING WATER PUMPS PER OP-604.
1 DISCUSSION:
LOW LUBE WATER FLOW OPERATION OF THE CIRC WATER PUMP SHOULD BE MINIMIZED TO PRECLUDE DAMAGE TO RUBBER BEARINGS OF THE PUMP SHAFT. IF ADEQUATE FLOW CANNOT BE RESTORED CONSIDER SHUTTING D0WN THE PUMP.
REFERENCES:
DRAWING 208-018 SHEET CW-01 SENSING ELEMENT: 00-5-FIS AR-601 Rev. 8 Page 31
w
.p ENCLOSURE 1 (Page 31 of 37) 3] .
TGF-M ANNUNCIATOR RESPONSE TGF-AXI-03-03 M-03-03 CW PUMP LUBE FLOW LOW EVENT POINT 0128 INDICATED CONDITION:
l o CWP-1B BEARING LUBE WATER FLOW <6 GPM AS SENSED BY D0-7-FIS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWP-1B WHITE " LUBE WTR FLOW NORM" PERMISSIVE LIGHT NOT ON.
OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF LOW FLOW. .
o REFER TO OP-416 AND INCREASE COOLING WATER FLOW TO CWP-18.
o IE DO IS LOST TO ALL CIRCULATING PUMPS, IHEN PLACE BACKUP FLUSH WATER TO THE CIRCULATING WATER PUMPS PER OP-604.
DISCUSSION:
LOW LUBE WATER FLOW OPERATION OF THE CIRC WATER PUMP SHOULD BE MINIMIZED TO PRECLUDE DAMAGE TO RUBBER BEARINGS OF THE PUMP SHAFT. IF ADEQUATE FLOW CANNOT BE RESTORED CONSIDER SHUTTING DOWN THE PUMP.
REFERENCES:
DRAWING 208-018 SHEET CW-02 SENSING ELEMENT: DO-7-FIS O
v i
AR-601 Rev. 8 Page 32
4 7- ENCLOSURE 1 (3) (Page 32 of 37) '
I TGF-M ANNUNCIATOR RESPONSE TGF-AXI-03-03 M-03-03 CW PUMP LUBE FLOW LOW EVENT POINT 0132 INDICATED CONDITION: ,
l o CWP-IC BEARING LUBE WATER FLOW <6 GPM AS SENSED BY DO-9-FIS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWP-IC WHITE " LUBE WTR FLOW NORM" PERMISSIVE LIGHT NOT ON.
OPERATOR ACTIONS FOR A VALID ALARM: ;
o INVESTIGATE CAUSE OF LOW FLOW. .
o REFER TO OP-416 AND INCREASE COOLING WATER FLOW TO CWP-IC.
o IE 00 IS LOST TO ALL CIRCULATING PUMPS, IlifH PLACE BACKUP FLUSH WATER TO THE CIRCULATING WATER PUMPS PER OP-604.
DISCUSSION:
LOW LUBE WATER FLOW OPERATION OF THE CIRC WATER PUMP SHOULD BE MINIMIZED TO PRECLUDE DAMAGE TO RUBBER BEARINGS OF THE PUMP SHAFT. IF ADEQUATE FLOW CANNOT BE RESTORED CONSIDER SHUTTING DOWN THE PUMP. ,
I
REFERENCES:
DRAWING 208-018 SHEET CW-03 SENSING ELEMENT: DO-9-FIS j O !
l l
l AR-601 Rev. 8 Page 33 l
ENCLOSURE 1 j (Page 33 of 37)
V)
TGF-M ANNUNCIATOR RESPONSE TGF-AXI-03-03 M-03-03 CW PUMP LUBE FLOW LOW I
I EVENT POINT 0136 INDICATED CONDITION:
l o CWP-1D BEARING LUBE WATER FLOW <6 GPM AS SENSED BY 00-11-FIS.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o CWP-1D WHITE " LUBE WTR FLOW NORM" PERMISSIVE LIGHT NOT ON.
('~'
O) i OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CAUSE OF LOW FLOW.
o REFER TO OP-416 AND INCREASE COOLING WATER FLOW TO CWP-1D.
o IE DO IS LOST TO ALL CIRCULATING PUMPS, IEEN PLACE BACKUP FLUSH WATER TO THE CIRCULATING WATER PUMPS PER OP-604. ;
DISCUSSION:
LOW LUBE WATER FLOW OPERATION OF THE CIRC WATER PUMP SHOULD BE MINIMIZED TO PRECLUDE DAMAGE TO RUBBER BEARINGS OF THE PUMP SHAFT. IF ADEQUATE FLOW CANNOT BE RESTORED CONSIDER SHUTTING DOWN THE PUMP.
REFERENCES:
DRAWING 208-018 SHEET CW-04 SENSING ELEMENT: 00-11-FIS o
AR-601 Rev. 8 Page 34
^
(~N ENCLOSURE 1
'() (Page 34 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-03-05 M-03-05 !
WATER BOX VACUUM LOST ,
EVENT POINT 0039 t
i INDICATED CONDITION: .
o WATERBOX PRIMING VACUUM <10.6" HG. AS SENSED BY AR-18-PS2. .
REDUNDANT INDICATION WHICH WILL VERIFY ALARM: l o STANDBY WATERB0X PRIMING PUMP ARP-2A OR ARP-EB AUTO STARTS. ;
OPERATOR ACTIONS FOR A VALID ALARM:
o ENSURE BACKUP WATERBOX PRIMING PUMP STARTS. 1 o INVESTIGATE CAUSE OF LOSS OF WATERBOX VACUUM. I o VERIFY WATERB0X PRIMING VACUUM <10.6" Hg, INDICATOR LOCATED AT ARV-5. I o ENSURE WATERB0X INTEGRITY - CHECK MANWAYS AND VACUUM BREAKER VALVES ARE l CLOSED AND PRIMING VALVES ARE OPEN. l i
DISCUSSION: ;
i STANDBY WATERB0X PRIMING PUMP STARTS AT <20.2" HG. J THIS IS AN EXPECTED ALARM WHEN PRIMING AN OFF LINE WATERB0X.
REFERENCES:
DRAWING 208-007 SHEET AR-05 SENSING ELEMENT: AR-18-PS2 O .
AR-601 Rev. 8 Page 35
u.
4 3
^ ENCLOSURE 1 '
(Page 35 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-04-01 M-04-01 l CW PUMP D i l TRIP l
I I
EVENT POINT 0134 f
INDICATED CONDITION:
o CWP-ID BREAKER OPEN AND CONTROL HANDLE IN NORMAL AFTER START POSITION.
REDUNDANT INDICATION WHICH WILL VERIFY ALARM:
o GREEN LIGHT IS ON WITH A RED FLAG ON CWP-10 CONTROL STATION.
OPERATOR ACTIONS FOR A VALID ALARM:
o MONITOR CONDENSER VACUUM.
o CLOSE ARV-44.
o VERIFY ON LINE SC HEAT EXCHANGER IS BEING SUPPLIED BY AN ON LINE CWP. i o REDUCE PLANT POWER AS NECESSARY TO MAINTAIN CONDENSER VACUUM.
DISCUSSION:
DO NOT CONTINUE TO OPERATE THE TURBINE WHEN BOTH CIRC WATER PUFPS ARE SHUTDOWN IN THE SAME CONDENSER. !
MAXIMUM AT BETWEEN CONDENSERS USING LP TURBINE EXHAUST TEMPERATURE IS 50' F.
REFERENCES:
DRAWING 208-018 SHEET CW-04 ,
SENSING ELEMENT: BREAKER AND CONTROL SWITCH CONTACTS.
O AR-601 Rev. 8 Page 36 l
- ENCLOSURE 1 l/( ] (Page 36 of 37) l TGF-M ANNUNCIATOR RESPONSE TGF-AX1-04-02 M-04-02 l
CW PUMP D :
MOTOR OVERLOAD l
EVENT POINT 0133 INDICATED CONDITION: ,
o CWP-ID MOTOR AMPS >115% RATED LOAD.
AEDUNDANT INDICATION WHICH WILL VERIFY ALARM: !
o CWP-ID CURRENT INDICATOR.
C) o LOCAL CWP-ID AMMETER.
i OPERATOR ACTIONS FOR A VALID ALARM:
o INVESTIGATE CWP-ID FOR SIGNS OF ABNORMAL OPERATION. !
o CHECK BREAKER CUBICLE FOR DROPPED TARGETS.
DISCUSSION: j THIS ALARM INDICATES THAT EITHER THE TIMED OVERCURRENT OR THE ,
INSTANTANEOUS OVERCURRENT PROTECTIVE DEVICES HAVE ACTUATED.
INSTANTANE0US OVERCURRENT PROTECTIVE RELAY ACTUATION WILL TRIP THE BREAKER. ,
IT IS POSSIBLE TO HAVE THIS ALARM PRIOR TO THE BREAKER TRIP.
t
REFERENCES:
DRAWING 208-018 SHEET CW-04 1 SENSING ELEMENT: BREAKER OVERLOAD CONTACTS f
AR-601 Rev. 8 Page 37
ENCLOSURE 1
/ -
(Page 37 of 37)
TGF-M ANNUNCIATOR RESPONSE TGF-AX1-04-03 M-04-03 CW PUMPS LUBE WTR STRNR A PRESS HIGH EVENT POINT 1519 INDICATED CONDITION:
o CIRC WATER LUBE WATER STRAINER 00FL-1, DIFFERENTIAL PRESSURE >5 PSID ,
AS SENSED BY D0-25-PS. ,
i REDUNDANT INDICATION WHICH WILL VERIFY ALARM: !
O OPERATOR ACTIONS FOR A VALID ALARM:
o FLUSH ZURN FILTER AS PER OP-416.
o VERIFY CIRC WATER PUMP DO WATER FLOW IS ADEQUATE.
o VERIFY ZURN FILTER PRESSURE INDICATIONS.
DISCUSSION:
1
REFERENCES:
DRAWING 208-022 SHEET 00-08 SENSING ELEMENT: D0-25-PS
~l AR-601 Rev. 8 Page 38 (LAST PAGE)