ML072740467: Difference between revisions
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{{#Wiki_filter:PLANT SYSTEMS 3/4.7.5 ULTIMATE HEAT SINK LIMITING CONDITION FOR OPERATION 3.7.5 The ultimate heat sink shall b a. A minimum water level at or a | {{#Wiki_filter:PLANT SYSTEMS 3/4.7.5 ULTIMATE HEAT SINK LIMITING CONDITION FOR OPERATION 3.7.5 The ultimate heat sink shall b e OPERABLE with: | ||
MODES 1, 2, 3 and 4.ACTION: With the requirements of the above specification not satisfied, be in at least HOT STANDBY within 6 hours and in COLD SHUTDOWN within the following 30 hours.SURVEILLANCE REQUIREMENTS 4.7.5.1 The ultimate heat sink shall be determined OPERABLE at least once per 24 hours by verifying the average ERCW supply header temperature and water level to be within their limits.SEQUOYAH -UNIT 1 3/4 7-14 Amendment No. 8, 12, 18, 79, 210, 317 PLANT SYSTEMS 3/4.7.5 ULTIMATE HEAT SINK LIMITING CONDITION FOR OPERATION 3.7.5 The ultimate heat sink shall be OPERABLE with: a. A minimum water level at or above elevation 674 feet mean sea level USGS datum, and b. An average ERCW supply header water temperature of less than or equal to 87 0 F.APPLICABILITY: | : a. A minimum water level at or a bove elevation 674 feet mean sea level USGS datum, and | ||
MODES 1, 2, 3 and 4.ACTION: With the requirements of the above specification not satisfied, be in at least HOT STANDBY within 6 hours and in COLD SHUTDOWN within the following 30 hours.SURVEILLANCE REQUIREMENTS 4.7.5.1 The ultimate heat sink shall be determined OPERABLE at least once per 24 hours by verifying the average ERCW supply header temperature and water level to be within their limits.SEQUOYAH -UNIT 2 3/4 7-14 Amendment No. 70, 200, 307}} | : b. An average ERCW supply he ader water temperature of less than or equal to 87 0 F. | ||
I APPLICABILITY: MODES 1, 2, 3 and 4. | |||
ACTION: | |||
With the requirements of the above specification not satisfied, be in at least HOT STANDBY within 6 hours and in COLD SHUTDOWN within the following 30 hours. | |||
SURVEILLANCE REQUIREMENTS 4.7.5.1 The ultimate heat sink shall be determined OPERABLE at least once per 24 hours by verifying the average ERCW supply header temperature and water level to be within their limits. | |||
SEQUOYAH - UNIT 1 3/4 7-14 Amendment No. 8, 12, 18, 79, 210, 317 | |||
PLANT SYSTEMS 3/4.7.5 ULTIMATE HEAT SINK LIMITING CONDITION FOR OPERATION 3.7.5 The ultimate heat sink shall be OPERABLE with: | |||
: a. A minimum water level at or above elevation 674 feet mean sea level USGS datum, and | |||
: b. An average ERCW supply header water temperature of less than or equal to 87 0 F. | |||
APPLICABILITY: MODES 1, 2, 3 and 4. | |||
ACTION: | |||
With the requirements of the above specification not satisfied, be in at least HOT STANDBY within 6 hours and in COLD SHUTDOWN within the following 30 hours. | |||
SURVEILLANCE REQUIREMENTS 4.7.5.1 The ultimate heat sink shall be determined OPERABLE at least once per 24 hours by verifying the average ERCW supply header temperature and water level to be within their limits. | |||
SEQUOYAH - UNIT 2 3/4 7-14 Amendment No. 70, 200, 307}} | |||
Latest revision as of 03:14, 23 November 2019
| ML072740467 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 09/28/2007 |
| From: | NRC/NRR/ADRO/DORL/LPLII-2 |
| To: | |
| Moroney B, NRR/DORL, 415-3974 | |
| References | |
| TAC MD2621, TAC MD2622 | |
| Download: ML072740467 (2) | |
Text
PLANT SYSTEMS 3/4.7.5 ULTIMATE HEAT SINK LIMITING CONDITION FOR OPERATION 3.7.5 The ultimate heat sink shall b e OPERABLE with:
- a. A minimum water level at or a bove elevation 674 feet mean sea level USGS datum, and
- b. An average ERCW supply he ader water temperature of less than or equal to 87 0 F.
I APPLICABILITY: MODES 1, 2, 3 and 4.
ACTION:
With the requirements of the above specification not satisfied, be in at least HOT STANDBY within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.
SURVEILLANCE REQUIREMENTS 4.7.5.1 The ultimate heat sink shall be determined OPERABLE at least once per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> by verifying the average ERCW supply header temperature and water level to be within their limits.
SEQUOYAH - UNIT 1 3/4 7-14 Amendment No. 8, 12, 18, 79, 210, 317
PLANT SYSTEMS 3/4.7.5 ULTIMATE HEAT SINK LIMITING CONDITION FOR OPERATION 3.7.5 The ultimate heat sink shall be OPERABLE with:
- a. A minimum water level at or above elevation 674 feet mean sea level USGS datum, and
APPLICABILITY: MODES 1, 2, 3 and 4.
ACTION:
With the requirements of the above specification not satisfied, be in at least HOT STANDBY within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.
SURVEILLANCE REQUIREMENTS 4.7.5.1 The ultimate heat sink shall be determined OPERABLE at least once per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> by verifying the average ERCW supply header temperature and water level to be within their limits.
SEQUOYAH - UNIT 2 3/4 7-14 Amendment No. 70, 200, 307