ML18095A383

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Proposed Tech Specs Re Emergency Diesel Generator Reliability
ML18095A383
Person / Time
Site: Salem PSEG icon.png
Issue date: 07/27/1990
From:
Public Service Enterprise Group
To:
Shared Package
ML18095A382 List:
References
NUDOCS 9008030268
Download: ML18095A383 (3)


Text

NLR-N90156 Table 1 Summary of Salem Unit 2 EDG Test Failures Per Nuclear Unit Basis (Present Technical Specifications)

Number of Failures in Last 100.Tests = 4 Resulting Test Interval = 3 days Number of Consecutive Valid Tests Required to Reduce Failure Rate Corresponding Test Interval to 3 I 100 Valid Tests = 30 7 Days to 2 I 100 Valid Tests = 34 14 Days to 1 I 100 Valid Tests = 35 31 Days Per Diesel Generator Basis (Proposed Technical Specifications):

DIESEL FAILURES TN TEST INTERVAL PER LAST 20 STARTS PROPOSED TS 2A 1 31 days 2B 0 31 days 2C 0 31 days

NI.R-N90156 ATTACHMENT 2

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  • TABLE 4.8-1 DIESEL GENERATOR TEST SCHEDULE r:;-;;l Number of Failures In

~Valid Tests* Test Frequency Less 1'1.A11 or E'lwc/ ti> .$"'1 At, least once per ~days [1J Grt!!.Q fer rla.,., or ~u.t/*' 2 At least once per . days

+£- At least e"ee per 7 days -e....

~ At least o"ee per 3 days e numloer of ks.ts '4(/J Fo.,;/,,aes is

  • criteria for determining number of failures and number of valid tests shall be in accordance with Regulatory Position C.2.e of Regulatory Guide 1. 108,

~~e,ef Revision 1, August 1977, where the determined on a per eMr((1'>rr-~~ea.1~~* basis. For the ptJrpeses ef this test schedule, 9Rly valid tests ceAducted afteF the Ob issuance date shall be included in the ;gmpYtatioR of the "last lQO valid tests. 11 EAtpY .inte this test schedule st:lall se made at the 31 day test freq~eney.

SALEM - UNIT 2 3/4 8-6