ML20024B341

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Submits Recommendations for RCS lo-lo Pressure Alarm & Electromagnetic Relief Valve Reset Pressure,Per High Pressure Injection Setpoint
ML20024B341
Person / Time
Site: Crane  Constellation icon.png
Issue date: 09/29/1978
From: Rogers L
BABCOCK & WILCOX CO.
To: Lawyer L, Geoffrey Miller, Toole R
METROPOLITAN EDISON CO.
References
TASK-*, TASK-02, TASK-03, TASK-06, TASK-09, TASK-2, TASK-3, TASK-6, TASK-9, TASK-GB GPU-2459, SOM-II-190, NUDOCS 8307080498
Download: ML20024B341 (2)


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Subject:

Changes in Plant Setpoints Docu=ent (OP,1101-02) - Seactor Coolant.

Systen Io-Lo Pressure Alarm & f.lectrc=agnetic Relief Valve Reset -

Pressure Centleneer Since the high pressure injection (HPI) setpoint for EII-2 is set at 16ko psig, because of a; parent advar.tages of forewarnin.g atout ISTAS actuation, BW reco== ends as follows:

1.

The reactor coolant low pressure cceputer alar:s presectly set at 17C0 psig shor1d be raised to 1750 psig.

2.

The reactor coolant lo-lo pressure annuncintor alars presently set at 1650 'psig should be raised to 1700 psig.

Both of these alar =s are covered on page 6 of DP 1101-C2, dated June T. 1977.

Additionally, the close sespoint for the electrc=sep. etic relief valve on the pressurl:ers seems to have been incorrectly listed at 2230 psis on page 8 of DP 1101-02 dated June 7, 1977. The reco==er.Jed cloce setpint is 02C5 psic, and the open setpoint for the electro =2::netic is 2255 psis.

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