ML17037C758: Difference between revisions
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| number = ML17037C758 | | number = ML17037C758 | ||
| issue date = 02/06/2017 | | issue date = 02/06/2017 | ||
| title = | | title = Table 7.2-1 (Cont'D) 4 of 6 | ||
| author name = | | author name = | ||
| author affiliation = Niagara Mohawk Power Corp | | author affiliation = Niagara Mohawk Power Corp | ||
Line 15: | Line 15: | ||
=Text= | =Text= | ||
{{#Wiki_filter:NMPNS- | {{#Wiki_filter:NMPNS-2 TABLE 7 2-1 (CONT'D) | ||
Valve Location Number Approximate Valves Relative to Valve snd/or of Pipe Size, Per Primary Operator Power to Power to Isolati.on Closing Normal Line Isolated Lines Line rou ~natl ment XZpe~g OR~en,6) ~C1,6) ~SX 1 ~Time 7,11,12) Status(9,lO) emarks Instrument sensing line As required Outside Flow check Spring Excess flow Open) Typical of Class B (not part of protection Outside Hand Hand Hand RM Open) instrument lines which IAS system) ) do not form pszt, of | |||
) protection system Service air to drywell Inside Hand Hand Hand Closed Only need during Outside Hand Hand Hand Closed maintenance iA5 Instrument gas to Later Inside Check Process Reverse flow Open iAS drywell Outside AO Air/A-c Spring RM Standard Open Reactor Bldg. closed 14 3-6 Outside MO D" c D-c RM Standard Open loop cooling water in Inside Check Process Reverse flow Open AS Reactor Bldg. closed 3-8 Outside MO D-c D"c Standard Open loop cooling water out Insid.e MO A"c A-c Standard Open Demineralized water in Inside Check Process Reverse flow Closed Outside MO A-c A-c RM Standard Closed. | |||
Drywell purge inlet 30 Inside AO butterfly A-c/Air Spring ApF~Z Standard Closed [AS Outside AO butterfly A-c/Air Spring Standard Closed Drywell main exhaust 30 Inside AO butterfly A-c/Air Spring AiF,Z Standard Closed IAS Outside AO butterfly A-c/Ai.r Spring Standard Closed Drywell exhaust bypass Outside AO Spring A,F,Z Standard Closed Suppression chamber purge 24 Inside AO butterfly A-c/Air Spring A,FiZ Standard. Closed inlet Outside AO butterfly A-c/Air Spring Standard Closed Suppression chamber exhaust Outside AO Spring A,FpZ Standard Closed valve bypass Suppression chamber main Inside AO butteri'ly A-c/Air Spring A,F,Z Standard Closed exhaust Outside AO butterfly A-c/Air Spring Standard Closed Drywell air sample 1/2 Inside SO valve A-c Spring Open Outside valve D-c )AS SO Spring Open Suppression chamber 1/2 Inside SO valve A-c Spring A~FEZ Open iAS air sample Outside SO valve D-c Spring AiF,Z Open 4of6}} |
Latest revision as of 08:57, 30 October 2019
ML17037C758 | |
Person / Time | |
---|---|
Site: | Nine Mile Point |
Issue date: | 02/06/2017 |
From: | Niagara Mohawk Power Corp |
To: | Office of Nuclear Reactor Regulation |
References | |
Download: ML17037C758 (1) | |
Text
NMPNS-2 TABLE 7 2-1 (CONT'D)
Valve Location Number Approximate Valves Relative to Valve snd/or of Pipe Size, Per Primary Operator Power to Power to Isolati.on Closing Normal Line Isolated Lines Line rou ~natl ment XZpe~g OR~en,6) ~C1,6) ~SX 1 ~Time 7,11,12) Status(9,lO) emarks Instrument sensing line As required Outside Flow check Spring Excess flow Open) Typical of Class B (not part of protection Outside Hand Hand Hand RM Open) instrument lines which IAS system) ) do not form pszt, of
) protection system Service air to drywell Inside Hand Hand Hand Closed Only need during Outside Hand Hand Hand Closed maintenance iA5 Instrument gas to Later Inside Check Process Reverse flow Open iAS drywell Outside AO Air/A-c Spring RM Standard Open Reactor Bldg. closed 14 3-6 Outside MO D" c D-c RM Standard Open loop cooling water in Inside Check Process Reverse flow Open AS Reactor Bldg. closed 3-8 Outside MO D-c D"c Standard Open loop cooling water out Insid.e MO A"c A-c Standard Open Demineralized water in Inside Check Process Reverse flow Closed Outside MO A-c A-c RM Standard Closed.
Drywell purge inlet 30 Inside AO butterfly A-c/Air Spring ApF~Z Standard Closed [AS Outside AO butterfly A-c/Air Spring Standard Closed Drywell main exhaust 30 Inside AO butterfly A-c/Air Spring AiF,Z Standard Closed IAS Outside AO butterfly A-c/Ai.r Spring Standard Closed Drywell exhaust bypass Outside AO Spring A,F,Z Standard Closed Suppression chamber purge 24 Inside AO butterfly A-c/Air Spring A,FiZ Standard. Closed inlet Outside AO butterfly A-c/Air Spring Standard Closed Suppression chamber exhaust Outside AO Spring A,FpZ Standard Closed valve bypass Suppression chamber main Inside AO butteri'ly A-c/Air Spring A,F,Z Standard Closed exhaust Outside AO butterfly A-c/Air Spring Standard Closed Drywell air sample 1/2 Inside SO valve A-c Spring Open Outside valve D-c )AS SO Spring Open Suppression chamber 1/2 Inside SO valve A-c Spring A~FEZ Open iAS air sample Outside SO valve D-c Spring AiF,Z Open 4of6