ML20118B904
| ML20118B904 | |
| Person / Time | |
|---|---|
| Site: | Arkansas Nuclear  |
| Issue date: | 09/28/1992 |
| From: | ENTERGY OPERATIONS, INC. |
| To: | |
| Shared Package | |
| ML20118B903 | List: |
| References | |
| NUDOCS 9210080093 | |
| Download: ML20118B904 (3) | |
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ELECTRICldt l'OWLR lillilEMS SVEYEILLANCE KLQV1REMLNIE.1ContJmiedL 7.
Verifying that all diesel generator trips, except engine overspeed, lube oil pressure, generator differential, and engine influre to start, are nutematically bypassed upon a Sn fet y inlect lon Actunt ton Signal.
8.
Simulating a Im n of offsite power in conjunction with SIAS nild !
n)
Verifying de-energization of the emergency busses and load shedding from the emergency busses, b)
Verifying the diesel starts f rom a standby condition on the noto-start signal, energizes the emergency bussen with permanently connected loads, energizes the auto-connected emergency (accident) londs through the Time llelay Relays and operates for M 5 minutes while its generntor is lo9ded with the errargency londs.
9.
Verifying the diesel generator operaten for at least 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
During the first 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> of this test, the diesel generator shall be loaded to an Indicated 3000 to 3200 Kw and during the remaining 22 hours2.546296e-4 days <br />0.00611 hours <br />3.637566e-5 weeks <br />8.371e-6 months <br /> of this test., the diesel generator shall be loaded to an indicated 2600 to 2850 Kw (Notes ] 6 4).
Within 5 minut es a f t er completing this 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> test. repeat Specification 4.8.1.1.2.c.5.
(Note 5) 10.
Verifying that the auto-connected lands t o each diesel generator do not exceed the 2 hour2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> rating of 3135 Kw.
liDLO iliesel generator loading may be accomplished in accordance with vendor recommendations, such ns gradual loading.
Nol.tJt Homentnry transients outside this lond band due to changing loads will not invalidnto the t est.
Land ranges are allowed to preclude ove.rlondsng the diesel generators.
NoL G If this test is not sat isfactorily completed, it is not necesse.ry to repeat the preceding 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> test, instead, the s
diesel generator may be operated at 2600 to 2850 Kw until internal temperatures stabilizo but nnt less than 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />,
' hon perform t e s t. 4.8.1.1.2.c.5 with2n 5 minutes.
ARKANSAS - UNIT 2 3/4 6-4 Amendment No. U, H, J//
IA1!LE A&1 111ESELGEtiLEAIDLILELliGLINL1; Number of Unilures in Number of railutes In LattklLYalhl.AnLa*
1.a s t _._100. Ya 11 1 Tes t s
- hsL Ensucnty 3
4 At least once por 31 dnys 1
- 2
- 5 At least once per 7 dnys**
- Criterin for determining numbol of fallares and number of valid tests shall be in accordnnte with Kegulatory Guide 1.108, where the inst 20/130 t ests are determined on a per diesel gener ator unit basis.
- This test frequency shall be maintainnd until seven consecut;ee failure free demands have been performed and the number of failures in the innt 20 valid demands has been reduced to one or lens and the number of fn11ures in the Inst 100 vnlld demands has been reduced to four or less.
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T ARKANSAS - OhlT 2 3/4 8-4b Amendment No. 99,
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