ML20076D899
| ML20076D899 | |
| Person / Time | |
|---|---|
| Site: | Beaver Valley |
| Issue date: | 07/25/1991 |
| From: | DUQUESNE LIGHT CO. |
| To: | |
| Shared Package | |
| ML20076D897 | List: |
| References | |
| NUDOCS 9107310002 | |
| Download: ML20076D899 (1) | |
Text
7._
l-REACTOR COOLANT SYSTEM OVERPRESSURE-PROTECTION-SYSTEMS
~
LIMITING CONDITION FOR OPERATION
-3.4.9.3 At-least one of the following overprocsure protection
-systems shall be-OPERABLE:
a.
Two power operated relief valves (PORVs) with a nominal trip l setpoint of s 440 psig, or b.
A reactor coolant system vent of 2 3.14 square inches.
APPLI P 21LITi:
When the temperature of one or more of the non-imolated RCS cold legs is 5 an enable temperature of 292*F.
l
-ACTION:
a.
With one PORV inoperable, either restore the inoperable PORV to OPERABLE status within 7 days or depressurize and vent the RCS through a 3.14 square inch vent (s) within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />; maintain the RCS in a vented condition until both PORVs _have been restored to OPERABLE statu<:.
Refer to Technical Specification 3.4.1.6 for further limitations,
.b.
With-_both PORV's inoperable, depressuri~e and vent _the_RCS i
through a 3.14 square inch vent (s) within 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />; maintain the RCS in a
vented condition until both PORVs have baen restored-to OPERABLE status.
c.
The provisions of specification 3.0.4 are not applicable.
SURVEILLANCE REQUIREMENT 4.4.9.3.1 Each PORV shall be demonstrated OPERABLE BY:
b a
BEAVER VALLEY - UNIT 1 3/4 4-27a i
Proposed 9107310002 910725 PDR ADOCK 05000334 P
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