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STRAINER G51000002 I
(SEE NOTE /114) 1-2780-03 F608 Fi I.. DESIGN ?P,ESS 150 PSI'?
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THIS DRAWING WAS REFORMATTED BY MICROSTATION AT REVISION "AJ". ALL PREVIOUS APPROVAL SIGNATURES ARE ON FILE ON MICROFILM IN DOCUMENT CONTROL.
.A. PORTION OF THIB DRAWING IS.AFFECTED BY THE FOU.OWlNG:
NOTES:
- 1.
DESIGN PRESS. 350 PSIG, DESIGN TEMP: 195'F EXCEPT WHERE NOTED.
- 2.
ALL PIPING EXCEPT WHERE NOTED IS GROUP 'O', QA LEVEL NQ.
- 3.
- 4.
FOR ASSEMBLY DWG NO'S SEE KEY PLAN M-2320.
- 5.
THE PLANT IDENTIFICATION NUMBER FOR THE TORUS WATER MANAGEMENT SYSTEM IS G5100.
6, TWMS CLASS "B" ISOLATION VALVES TO CLOSE ON "HIGH HIGH LEVEL" ALARM IN ORYWELL OR TORUS ROOM FLOOR DRAIN SUMPS, HIGH ORY-WELL PRESSURE OR LOW RPV LEVEL 2 ALARM.
6A.
TWMS PUMP OPERATION TO STOP ON "HIGH HIGH LEVEL" ALARM IN ORYWELL OR TORUS ROOM FLOOR DRAIN SUMPS, TORUS WATER LEVEL LOW-LOW ALARM, EITHER PUMP SUCTION ISOLATION VALVE IS s95% OPEN OR VALVES G5100F033 & G5100F609 BOTH ACCIDENTALLY CLOSE (s5%),
- 7.
FOR LEGEND OF SYMBOLS & ABBREVATIONS SEE M-2000 & 2001.
..cDWG. NO.
- 8.
l~6~M7--2~1--_-~~"'--1DENTIFIES PIPING ISO FOR FABRICATION & ERECTION.
- 9.
UNLESS OTHERWISE INDICATED ALL ALARM NO'S SHOWN ON THIS DWG. ARE SUFFIXED G51 (EXAMPLE 008G51)
- 10.
FOR CONTROL LOGIC DEVELOPMENT SEE DWG. NOS. 1-2780-01 THRU 07.
- 11.
- 12.
FOR ADDITIONAL INSTRUMENTS CONNECTED TO TORUS LEVEL TAPS/ LT-E41L450 AND LT-E41L452. SEE SYSTEM DIAGRAM M-2035 AND 1-2679-01.
- 13.
ORIFICE R0-0003 IS RESIZED AND REPLACED TO MEET TWMS CLEANUP MODE DESIGN CONDITION.
- 14.
THE INTERNAL STRAINER SCREENS TO THE TWMS PUMP SUCTION STRAINERS (G51000001 AND G51000002) HAVE BEEN REMOVED. THE STRAINERS HAVE NO STRAINING TYPE or FUNCTION.
- 15.
DESIGNATES VALVE POSITION LOCKED OPEN OR LOCKED CLOSED BY LO OR LC INDICATION WITHIN BOX.
- 16.
UNLESS OTHERWISE SHOWN:
ALL INSTRUMENT PIS NUMBERS ARE PREFIXED G51.
ALL VALVE AND EQUIPMENT PIS NUMBERS ARE PREFIXED G5100.
DESCRIPTION OF MODES
- 1.
DRAINING SUCTION FROM THE TORUS, DISCHARGE INTO THE CONDENSER
- 2.
FILLING SUCTION FROM THE CONDENSER, USING CONDENSER PUMP, FILLING THE TORUS
- 3.
CLEAN UP SUCTION FROM THE TORUS THROUGH THE MAIN CONDENSER, WITH CONDENSER PUMPS RUNNING, AND DISCHARGING INTO THE TORUS.
- 4.
BYPASS A.
SUCTION FROM THE TORUS, THROUGH BYPASS, CONDENSER PUMPS RUNNING, DISCHARGING INTO THE TORUS.
8, SUCTION FROM THE TORUS, THROUGH BYPASS, CONDENSER PUMPS NOT RUNNING, DISCHARGING INTO THE TORUS.
VALVES 1
2 3
G5100F033 0
X 0
G5100F609 X
X X
G5100F610 X
X X
G5100F611 0
0 0
C1100F027 (SEE M-2081)
X X
0 G5100F612, F613,FOOI 0
0 0
G5100FOIO X
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G51 OOF023B, F023A, F025B, F025A 0
0 0
GSIOOF608 X
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G5IOOF602, F600, F603, F601 0
X 0
GSI OOF605, F604 F606. F607 X
0 0
CONDENSER PUMP DISCHARGE HP NP
"-G5IOOF609 TO OPEN PRIOR TO THE CLOSURE OF G5100F033
*-DEPENDING ON WHICH CONDENSER PUMPS ARE RUNNING: THOSE VALVES TO BE IN THE OPEN POSITION, THE REST IN NP.
X -VALVE CLOSED 0 -VALVE OPEN NP-VALVE IN NORMAL POSITION A
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0 X
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NP X
6M721-4100 INC.CODE TITLE T
PREPARED EY DATE LATEST REVISION AQ NUCLEAR SAFETY RELATED THIS IS A MICROSTATION PRODUCED DRAWING.
CHANGES OR REVISIONS MUST BE BROUGHT TO THE ATTENTION OF THE PLANT ENGINEERING DESIGN GROUP TO ENSURE THAT CONFIGURATION CONTROL IS MAINTAINED.
Detroit Edison Fermi 2 DIAGRAM TORUS WATER MANAGEMENT SYSTEM H
G F
E D
C B
TC CHANGE DOCUMENT CHECKED BY DATE 1-..,,==::--::===------------------- A OTHER REVISIONS,
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DIAG TORUS WTR MANAGEMENT SY APERTURE CARD TITLE s
Lt PREPARED BY MOHAMED NUMAN APPROVED if avid Kakoc;,:\\d forT. Murphy Ill CHECKED BY
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DATE
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~/JJ/1' EDP POSTING ENTRlES REQUIRE THE ADDITION OF THE ARMS ST.A.TUB CODE:
EITHER "AFC" OR "ASB" APPROVED BY:_
DATE I PLANT IDENTIFICATION SYSTEM NUMBER I
ARMS RECIPIEN'l' #
G5100 OTHER APPROVALS DATE DOCUMENT TYPE CODEDDDMEC 1801 NUC OPS FILE N0.1 DRAfflNG NUMBER 6 M7 21-41 O O
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