ML072670149
| ML072670149 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 09/20/2007 |
| From: | NRC/NRR/ADRO/DORL/LPLII-2 |
| To: | |
| Moroney B, NRR/DORL, 415-3974 | |
| Shared Package | |
| ML072550285 | List: |
| References | |
| TAC MD4680, TAC MD4681 | |
| Download: ML072670149 (2) | |
Text
REACTOR FUNCTIONAL UNIT
- 14. Deleted
- 15. Undervoltage-Reactor Coolant Pumps
- 16. Underfrequency-Reactor Coolant Pumps
- 17. Turbine Trip A.
Low Trip System Pressure B. Turbine Stop Valve Closure
- 18. Safety Injection Input from ESF
- 19. Intermediate Range Neutron Flux - (P-6) Enable Block Source Range Reactor Trip
- 20. Power Range Neutron Flux (not P-10) Input to Low Power Reactor Trips Block P-7 TABLE 2.2-1 (Continued)
TRIP SYSTEM INSTRUMENTATION TRIP SETPOINTS NOMINAL TRIP SETPOINT ALLOWABLE VALUES 5022 volts-each bus 56.0 Hz - each bus 45 psig 1% open Not Applicable 1 x 104% of RATED THERMAL POWER 10% of RATED THERMAL POWER
_ 4739 volts-each bus
> 55.9 Hz - each bus
> 39.5 psig
_1% open Not Applicable
> 6 x 10-5% of RATED THERMAL POWER
_ 12.4% of RATED THERMAL POWER SEQUOYAH - UNIT 1 2-6a Amendment No. 16, 85, 136, 141, 307, 310, 316
REACTOR TF FUNCTIONAL UNIT
- b.
RCS Loop AT Equivalent to Power > 50% RTP Coincident with Steam Generator Water Level -- Low-Low (Adverse) and Containment Pressure (EAM) or Steam Generator Water Level -- Low-Low (EAM)
- 14. Deleted
- 15. Undervoltage-Reactor Coolant Pumps
- 16. Underfrequency-Reactor Coolant Pumps
- 17. Turbine Trip A.
Low Trip System Pressure B., Turbine Stop Valve Closure
- 18. Safety Injection Input from ESF TABLE 2.2-1 (Continued)
RIP SYSTEM INSTRUMENTATION TRIP SETPOINTS NOMINAL TRIP SETPOINT ALLOWABLE VALUES 15.0% of narrow range instrument span 0.5.psig 10.7% of narrow range instrument span 5022 volts-each bus 56.0 Hz - each bus 45 psig 1% open Not Applicable
> 14.4% of narrow range instrument span
<0.6 psig
> 10.1% of narrow range instrument
>_ 4739 volts - each bus
> 55.9 Hz - each bus
_> 39.5 psig
> 1% open Not Applicable SEQUOYAH - UNIT 2 2-7 Amendment Nos. 7, 76, 132, 296, 299,306