ML20137W320
| ML20137W320 | |
| Person / Time | |
|---|---|
| Site: | Calvert Cliffs  |
| Issue date: | 04/15/1997 |
| From: | Lemons J BALTIMORE GAS & ELECTRIC CO. |
| To: | John Jolicoeur NRC |
| References | |
| NUDOCS 9704180082 | |
| Download: ML20137W320 (3) | |
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i JAMES R. Lemons Baltimore Gas and Electric Company Calvert Cliffs Nuclear Power Plant Manager Nuclear Support services 1650 Calvert Cliffs Parkway Lusby, Maryland 20657
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410 $86-2200 Ext,3693 li> cal 410 260-3 93 Baltimore i
6 April 15,1997 U. S. Nuclear Regulatory Commission Washington,DC 20555 j
ATTENTION:
Mr. John R. Jolicoeur, ERDS Project Manager
SUBJECT:
Calvert Cliffs Nuclear Power Plant Unit No. 2; Docket No. 50-318 Emergency Resnonse Data System The attached revision to the Emergency Response Data System (ERDS) Data Point Library for the Calvert Cliffs Nuclear Power Plant is provided pursuant to 10 CFR Part 50, Appendix E, Section VI.3.a.
The table below provides a brief summary of the changes:
Point Identifier
' Unit Description Old Range New Range SP2RWLVL 2
Refueling Water Tank Level 0:39 Feet 0:40 Feet Revised ERDS Data Point Library sheets are attached.
Should you have questions regarding this matter, we will be pleased to discuss them with you, V ry truly yours,
.l$ l$
or J. R. Lemons I
i Ab. @(o j Manager-Nuclear Support Services JRUJMO/bjd Attachments cc:
Document Control Desk, NRC H. J. Miller, NRC R. S. Fleishman, Esquire Resident Inspector, NRC 180008 J. E. Silberg, Esquire R.1. McLean, DNR Director, Project Directorate 1-1, NRC J. II. Walter, PSC A. W. Dromerick, NRC 9704180082 970415 lk.llh50lh!,0,I!.!!N
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- PWR DATA POINT LIBRARY REFERENCE FILE f
REV DATE: 11/04/92
..PAGE-34
-~DATE:
- 11/03/92' REACTOR UNIT
CC2
- 1 DATA FEEDER:
CC21-1
- NRC ERDS PARAMETER:
BWST LEVEL PotNT ids.
-SP2RWLVL
' PLANT SPEC PolNT DESC.I' REFUELING WATER TANK LEVEL GENERIC /00ND DESC.:,
- BORATED' WATER STORAGE TANK LEVEL ANALOG / DIGITAL:
A
' ENGR UNITS / DIG STATES:
FEET ENGR UNITS CONVER$10N N/A
. MINIMUM INSTR RANGES' 0
MAXIMUM INSTR RANGE:
39-ZERO POINT
REFERENCE:
RE USD e
REFERENCE PolNT NOTES:.-
RE USD (REFERENCE UNIO SYS DESC)
PROC OR SENS:
P NUMBER OF SENSORS:
2 l
HOW PROCESSED:
N/A SENSOR LOCATIONS:
N/A
' ALARM / TRIP SET POINTS -- N/A NI CETECTOR POWER
' l
, SUPPLY CUT OFF POWER LEV N/A NI DETECTOR POWER
. SUPPLY TURN-ON POWER LEY: N/A
!"STRUMENT FAILURE MODE: N/A-TEMPERATURE COMPENSATION
'FOR DP TRANSMITTERS:
N LEVEL REFERENCE LEGI WET UNIQUE STSTEM DESC.:
THE REFUELING WATER TANK SUPPLIES 2300 2700 PPM BORATED WATER TO THE SAFETY INJECTION SYSTEM AND ALSO SUPPLIES WATER FOR USE DURING REFUELING. TANK
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CAPACITY 15 420,000 GALS. AT 2.5 FEET THE SAFETY INJECTION LINE UP 15 SWITCHED TO THE PECIRCULATION MODE. THIS LEVEL IS EQUAL TO APPR0X 10% OF TANK VOLUME.
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- DATEi(,
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AEACTOR UNIT:.
CC2/
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- IaTA PREDER: <
.CC21-g NRC 3RDS PARAMETERe:.-
DWST LEVEL,
POINT ids
' SP2RWLVL 71 ANT SPEC POINT DESC.
.' REFUELING WATER TANK LEVEL OENERIC/COND DESC.s BORATED WATER STORAGE TANE LEVEL AIUd4G/ DIGITALS 1A 4
'MIGR UNITS / DIG STATSSs ' FRET
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MINIMUM, INSTR RANGE:
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MhK1MDt INSTR RANGE:
40 BERO POINT
REFERENCE:
REiUSD
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J REFERENCE POINT NOTES
-RE USD (RFFERENCE UN!Q SYS DESC) 1 PROC OR SEN8s P'
5
-NUDBER OF. SENSORS 2
I HOW PROCESSED N/A
~I s SENSOR IOCATICNS:'
N/A ALARM / TRIP SET POINTS..N/A
- CI DETECTOP POWER.
SUPPLY CUT OFF POWER LEV N/A -
. N1 Dr3 '; TOR POWER
' !".fP' TURN ON POWER LEV,,N/A INSTRUMENT ?AILURE MODES. N/A TEMPERATURE COMPENSATION
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' FOR 3P TRANSMITTERRs N'
LEVEli REFERENCE LEds WET j
UNIQUE SYSTEM DESC.e-THE REFUELING WATER TANK SUPDLIES 2300 2700. PPM
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BORATED WATER '!O THE SAFETY INJECTION SYSTEM AND 1
- ALSO SUPPLIES NATER FOR USE DURING REFUELING. TANK l
CAPACITY IS 420,000 QALS. AT 2.5 FEET THE SAFETY
_ INJECTION LINE-UP 18 BWITCHED TO THE RECIRCUIATION.
i MODE. THIS LEVEL IS EQUAL TO APPROX 10% OF TANK
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