ML17286A339

Proposed Tech Specs 3.3.4 Re ATWS Recirculation Pump Trip Sys Instrumentation

ML17286A339
Person / Time
Site:	Columbia
Issue date:	10/04/1990
From:	WASHINGTON PUBLIC POWER SUPPLY SYSTEM
To:
Shared Package
ML17286A338	List: ML17286A337 ML17286A339
References
NUDOCS 9010150138
Download: ML17286A339 (4)

Text

-CONTROLLED COPY INSTRUMENTATION 3/4.3.4 RECIRCULATION PUMP TRIP ACTUATIOH INSTRUMENTATION A'WS RECIRCULATION PUMP TRIP SYSTEM INSTRUMENTATION lIMITING CONDITION FOR OPERATION 3.3.4.1 The anticipated transient without scram recirculation pump trip (ATMS-RPT) system instrumentation channels shown in Table 3.3.4.1-1 shall be OPERABLE with their trip setpoints set consistent with values shown in the Trip Setpoint column of Table 3.3.4.1-2.APPLICABIlITY:

OPERATIONAL CONDITION l.ACTION: 'a 0 b.p lt'.)s~be in at least STARTUP within Bth<~ega<, OPERABLE status within 14 da the".next hours.Mith an AVOWS-RPT system instrumentation channel trip setpoint less conservative than the value shown in the Allo~able-Values column of Table 3.3.4.1-2, declare the channel inoperable until the channel is restored to OPERABLE status with the channel trip setpoint adjusted consistent with the Trip Setpoint value+t-'ith the number of OPERABLE channels~rhqless than required by the Minimum OPERABLE Channels per Nip+stem requirement 4or-one-4r-ip-4 or p4.c>>6>>.)~o p>>>41>>c<<el(s)fh>>, 4~tp/~A cooJAi$losJ~SURVEILLANCE RE UIREMEHTS oP-I.;I;II.I"'k.:P as4~,'CIAO dAO>>kOWW~$4.3.4.1.1..Each ATMS"RPT system instrumentation channel shall be demonstrated OPERABLE by-the performance of the CHANNEL CHECK, CHANNEL FUNCTIONAL TEST and CHANNEL CALIBRATIOH operations at the frequencies shown inTable 4.3.4.1-1..3.4.1.2 LOGIC SYSTEM FUNCTIONAL TESTS and simulated automatic operation of all channels shall be performed at least once per 18 months.':(9 lCagg la q~4l>>.g 0 Pi~>>Mg lA~+AD~0&pc~u 4'+~P<~<~~<

'c'4~u>>()ga~f()p p'4 p WASHINGTON NUCLEAR-, UNIT 2 90i0i50i38 90i004 PDR ADOCK 05000397 P PDC 3/4 3"37 C'V 1J If~t~(,lk 1 I h I~=, J'Wt I~4 f 4~4 TABLE 3.3.4.l-l ATWS RECIRCULATION PUMP TfllP SYSTEM INSTRUMEHTATIOH TRIP FUNCTION 5 Reactor Vessel Water Level-Low Low, Level 2 2.Reactor Vessel Pressure-High MINIMUM OPERABLE CHANNELS PER TRIP SYSTEM a provided the other channel is OPERABLE.

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