ML022770331
| ML022770331 | |
| Person / Time | |
|---|---|
| Site: | Duane Arnold  |
| Issue date: | 10/01/2002 |
| From: | NRC/NRR/DLPM/LPD3 |
| To: | Nuclear Management Co |
| References | |
| TAC MB3810 | |
| Download: ML022770331 (1) | |
Text
DC Sources - Operating 3.8.4 3 8 ELECTRICAL POWER SYSTEMS 3.8.4 DC Sources - Operating LCO 3 8.4 Both Division 1 and Division 2 125 VDC electrical power subsystems and the 250 VDC electrical power subsystem shall be OPERABLE.
APPLICABILITY:
MODES 1, 2, and 3 ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A
One 125 VDC electrical A 1 Restore 125 VDC 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> power subsystem electrical power inoperable, subsystem to OPERABLE status.
OR NOTE-May be used on a A 2.1 Declare required 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> from discovery of Condition one-time-only basis for feature(s), supported by A concurrent with inoperability of each battery division, the inoperable 125 VDC redundant required feature(s) source, inoperable when the redundant required feature(s) are inoperable.
AND A.2.2 Restore 125 VDC electrical power 10 days subsystem to OPERABLE status.
B Required Action and B.1 Be in MODE 3.
12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> Associated Completion Time of Condition A not AND met.
B.2 Be in MODE 4.
36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> C.
250 VDC electrical power C.1 Declare associated Immediately subsystem inoperable, supported features inoperable.
D.
Two or more DC electrical D.1 Enter LCO 3 0.3 Immediately power subsystems inoperable.
Amendment No. 247 3.8-17 DAEC