ML022000113

Emergency Response Data System

ML022000113
Person / Time
Site:	Calvert Cliffs
Issue date:	07/15/2002
From:	O'Donnell A Constellation Nuclear
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
SP2113
Download: ML022000113 (3)

Text

1650 Calvert Cliffs Parkway Lusby, Maryland 20657 Nuclear 0Constellation Calvert Cliffs Nuclear Power Plant A Member of the ConstellationEnergy Group July 15, 2002 U. S. Nuclear Regulatory Commission Washington, DC 20555 ATTENTION: Document Control Desk

SUBJECT:

Calvert Cliffs Nuclear Power Plant Unit No. 1; Docket No. 50-317 Emergency Response 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:

The "before" and "after" ERDS Data Point Library sheets are attached.

Should you have questions regarding this matter, we will be pleased to discuss them with you.

Very truly yours, Anthon PODonne'll-Director - Emergency Planning AJO/TWG/bjd

Attachment:

As Stated cc: R. S. Fleishman, Esquire H. J. Miller, NRC J. E. Silberg, Esquire Resident Inspector, NRC Director, Project Directorate 1-1, NRC R. I. McLean, DNR D. M. Skay, NRC J. R. Jolicoeur, NRC V

PWR DATA POINT LIBRARY REFERENCE FILE REV DATE: 11/04/92 PAGE  : 3 LJOI 4C DATE: Ui Id /91 CO1 REACTOR UNIT:

CCl1 DATA FEEDER:

TEMP CORE EX NRC ERDS PARAMETER:

SP2113 POINT ID:

CORE EXIT TEMP PLANT SPEC POINT DESC.:

HIGHEST TEMP AT THE CORE EXIT GENERIC/COND DESC.:

A ANALOG/DIGITAL:

DEGF ENGR UNITS/DIG STATES:

N/A ENGR UNITS CONVERSION:

40 MINIMUM INSTR RANGE:

2300 MAXIMUM INSTR RANGE:

N/A ZERO POINT

REFERENCE:

N/A REFERENCE POINT NOTES:

P PROC OR SENS:

45 NUMBER OF SENSORS:

AVG EACH QUADRANT'S PTS.:4 QUADS-4 AVGS HOWPROCESSED:

N/A SENSOR LOCATIONS:

X - 650 ALARM/TRIP SET POINTS:

NI DETECTOR POWER N/A SUPPLY CUT-OFF POWER LEV:

NI DETECTOR POWER N/A SUPPLY TURN-ON POWER LEV:

N/A INSTRUMENT FAILURE MODE:

TEMPERATURE COMPENSATION N FOR DP TRANMITTERS:

N/A LEVEL REFERENCE LEG:

AT THE TOP OF CORE EXIT THERMOCOUPLES ARE LOCATED UNIQUE SYSTEM DESC.: THERE THE INCORE INSTRUMENT DETECTOR ASSEMBLIES.

INCORE DETECTORS LOCATED IN THE CORE ARE 45 FIXED POINT IS THE WITHIN SELECTED FUEL ASSEMBLIES. THIS HIGHEST AVG CET READING IN THE QUADRANT.

PWR Data Point Library Reference File Report Date: 06-26-2002 Page : 3 / FTE f Date: 6/26/2002 Reactor Unit: CC1 Data Feeder: CC1 1 NRC ERDS Parameter: TEMP CORE EX Point ID: SP2113 Plant Specific Point

Description:

CORE EXIT TEMP Generic I Condition

Description:

HIGHEST TEMP AT THE CORE EXIT Analog / Digital: A ENGR Units / Digital States: DEGF ENGR Units Conversion: N/A Minimum Instrument Range: 40 Maximum Instrument Range: 2300 Zero Point

Reference:

N/A Reference Point Notes N/A Proc or Sens: P Number of Sensors: 35 How Processed: AVG EACH QUADRANT'S PTS.:4 QUADS-4 AVGS Sensor Locations N/A Alarm / Trip Setpoints: X > = 650 NI Detector Power Supply Cut-Off Power Level: N/A .

NI Detector Power Supply Turn-on Power Level: N/A Instrument Failure Mode: N/A Temperature Compensation for DP Transmitters: N Level Reference Leg: N/A Unique System

Description:

CORE EXIT THERMOCOUPLES ARE LOCATED AT THE TOP OF THE INCORE INSTRUMENT DETECTOR ASSEMBLIES. THERE ARE 35 FIXED INCORE DETECTORS LOCATED IN THE CORE WITHIN SELECTED FUEL ASSEMBLIES.

THIS POINT IS THE HIGHEST AVG CET READING IN THE QUADRANT.