ML20212F489
| ML20212F489 | |
| Person / Time | |
|---|---|
| Site: | Vogtle  |
| Issue date: | 09/22/1999 |
| From: | SOUTHERN NUCLEAR OPERATING CO. |
| To: | |
| Shared Package | |
| ML20212F357 | List: |
| References | |
| NUDOCS 9909280222 | |
| Download: ML20212F489 (2) | |
Text
r AC Sources - Opsrating 3.8.1 OQ
, SURVEILLANCE REQUIREMENTS (continued)
SURVEILLANCE FREQUENCY SR 3.8.1.12 NOTE This Surveillance shall not be performed in MODE 1 or 2. However, credit may be taken for unplanned events that satisfy this SR.
Verify each DG's automatic trips are bypassed on 18 months actual or s!mulated loss of voltage signal on the emergency bus concurrent with an actual or simulated ESF actuation signal.except:
a.
Engine overspeed; b.
Generator differential current; and c.
Low lube oil pressure; SR 3.8.1.13 NOTES p) 1.
Momentary transients outside the kW and q
kVAR load ranges do not invalidate this test.
l 2.
Credit may be taken for unplanned events that satisfy this SR.
Verify each DG operates for 2 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> while 18 months maintaining voltage s 4330 V:
a.
For 2 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> loaded 2 kW and -
5 7700 kW and operating as close as practicable to kVAR; and b.
For the remaining hours of the test loaded 2
kW and s 7000 kW and operating a
lose as practicable to 3390 kVAR.
(continued)
Vogtle Units 1 and 2 3.8.1-13 Amendment No. 96 (Unit 1)
Amendment No. 74 (Unit 2) 9909290222 990922 PDR ADOCK 05000424 p
1 i
AC Sources - Operating 1
3.8.1 SURVEILLANCE REQUIREMENTS (continued)
SURVEILLANCE FREQUENCY SR 3.8.1.12
NOTE---------------------------
This Surveillance shall not be performed in MODE 1 or 2. However, credit may be taken for unplanned events that satisfy this SR.
Verify each DG's automatic trips are bypassed on 18 months actual or simulated loss of voltage signal on the emergency bus concurrent with an actual or simulated ESF actuation signal except:
a.
Engine overspeed; b.
Generator differential current; and c.
Lowlube oil pressure; SR 3.8.1.13
NOTES-------------------------
1.
Momentary transients outside the kW and kVAR load ranges do not invalidate this test.
l 2.
Credit may be taken for unplanned events that satisfy this SR.
Verify each DG operates for 2 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> while 18 months maintaining voltage s 4330 V:
a.
For 2 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> loaded 2 6900 kW and s 7700 kW and operating as clnse as practicable to 3390 kVAR; and b.
For the remaining hours of the test loaded 2 6500 kW and s 7000 kW and operating l
as close as practicable to 3390 kVAR.
(continued)
Vogtle Units 1 and 2 3.8.1-13 Amendment No.
(Unit 1)
Amendment No.
(Unit 2) l