ML17037C758

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Nine Mile Point, Unit 2 - Table 7.2-1 (Cont'D) 4 of 6
ML17037C758
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 02/06/2017
From:
Niagara Mohawk Power Corp
To:
Office of Nuclear Reactor Regulation
References
Download: ML17037C758 (1)


Text

NMPNS-2TABLE72-1(CONT'D)LineIsolatedInstrumentsensingline(notpartofprotectionsystem)ServiceairtodrywellNumberofLinesAsrequiredApproximatePipeSize,ValvesPerLinerouValveLocationRelativetoPrimary~natlmentOutsideOutsideInsideOutsideValvesnd/orOperatorXZpe~gFlowcheckHandHandHandPowertoOR~en,6)SpringHandHandHandPowerto~C1,6)HandHandHandIsolati.on~SX1ExcessflowRMClosingNormal~Time7,11,12)Status(9,lO)Open)Open)))ClosedClosedemarksTypicalofClassBinstrumentlineswhichIASdonotformpszt,ofprotectionsystemOnlyneedduringmaintenanceiA5InstrumentgastodrywellReactorBldg.closedloopcoolingwaterinReactorBldg.closedloopcoolingwateroutDemineralizedwaterinDrywellpurgeinletDrywellmainexhaustDrywellexhaustbypassLater143-63-83030InsideOutsideOutsideInsideOutsideInsid.eInsideOutsideInsideOutsideInsideOutsideOutsideCheckAOMOCheckMOMOCheckMOAObutterflyAObutterflyAObutterflyAObutterflyAOAir/A-cD"cD-cA"cA-cA-c/AirA-c/AirA-c/AirA-c/Ai.rProcessSpringD-cProcessD"cA-cProcessA-cSpringSpringSpringSpringSpringReverseflowRMRMReverseflowReverseflowRMApF~ZAiF,ZA,F,ZStandardStandardStandardStandardStandardStandardStandardStandardStandardStandardOpenOpenOpenOpenOpenOpenClosedClosed.ClosedClosedClosedClosedClosediASAS[ASIASSuppressionchamberpurgeinletSuppressionchamberexhaustvalvebypass24InsideOutsideOutsideAObutterflyAObutterflyAOA-c/AirA-c/AirSpringSpringSpringA,FiZA,FpZStandard.StandardStandardClosedClosedClosedSuppressionchambermainexhaustDrywellairsampleSuppressionchamberairsample1/21/2InsideOutsideInsideOutsideInsideOutsideAObutteri'lyAObutterflySOvalveSOvalveSOvalveSOvalveA-c/AirA-c/AirA-cD-cA-cD-cSpringSpringSpringSpringSpringSpringA,F,ZA~FEZAiF,ZStandardStandardClosedClosedOpenOpenOpenOpen)ASiAS4of6