ML042150054

Technical Specifications, Increase the Required Number of Operable Main Steam Safety Valves

ML042150054
Person / Time
Site:	Dresden
Issue date:	07/30/2004
From:	Banerjee M NRC/NRR/DLPM/LPD3
To:	Crane C Exelon Generation Co
Banerjee, M. NRR/DLPM/LPD3-2, 415-2277
Shared Package
ML042120554	List: ML042150054
References
TAC MB6537, TAC MB6538
Download: ML042150054 (2)

Text

Safety and Relief Valves 3.4.3 3.4 REACTOR COOLANT SYSTEM (RCS) 3.4.3 Safety and Relief Valves LCO 3.4.3 The safety function of 9 safety valves shall be OPERABLE. I The relief function of 5 relief valves shall be OPERABLE.

APPLICABILITY: MODES 1, 2, and 3.

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. One relief valve A.1 Restore the relief 14 days inoperable. valve 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 AND not 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 /> Q9 Two or more relief valves inoperable.

R One or more safety valves inoperable.

Dresden 2 and 3 3.4.3-1 Amendment No. 208/200

Safety and Relief Valves 3.4.3 SURVEILLANCE REQUIREMENTS SURVEI LLANCE FREQUENCY SR 3.4.3.1 Verify the safety function lift setpoints In accordance of the safety valves are as follows: with the Inservice Number of Setpoint Testing Program Safety Valves tp2si Q) 1 1135 +/- 11.4 I 2 1240 +/- 12.4 2 1250 +/- 12.5 4 1260 +/- 12.6 SR 3.4.3.2 ------------------- NOTE--------------------

Not required to be performed until 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> after reactor steam pressure and flow are adequate to perform the test.

Verify each relief valve opens when 24 months manually actuated.

SR 3.4.3.3 ------------------- NOTE--------------------

Valve actuation may be excluded.

Verify each relief valve actuates on an 24 months actual or simulated automatic initiation signal.

Dresden 2 and 3 3.4.3- 2 Amendment No. 208/200