ML20084P974

Proposed Tech Specs Re Pressurizer Safety Valves Lift Tolerance

ML20084P974
Person / Time
Site:	Calvert Cliffs
Issue date:	06/02/1995
From:	BALTIMORE GAS & ELECTRIC CO.
To:
Shared Package
ML20084P971	List: ML20084P968 ML20084P974
References
NUDOCS 9506080466
Download: ML20084P974 (3)

Text

. _.

__m j

3/4.4 REACTOR C0OLANT SYSTEM 3/4.4.2 SAFETY VALVES LIMITING CONDITION FOR OPERATION 3.4.2.1 The following pressurizer code safety valves shall be OPERABLE:

Valve Lift Settinos -

4 RC-200 2500 psia g

RC-201 2565 psia i

APPLICABILITY: MODES 1, 2 and 3.

ACTION: With one pressurizer code safety valve inoperable, either restore j

the inoperable valve to 0PERABLE status within 15 minutes or be in H0T SHUTDOWN within 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.

i 3.4.2.2 At least one of the above pressurizer code safety valves shall be I

OPERA 8LE:

APPLICABILITY: MODES 4 and 5.

i ACTION: With no pressurizer code safety valve OPERABLE, imediately suspend all operations involving positive reactivity changes and place an OPERABLE shutdown cooling loop into operation.

t SURVEILLANCE REQUIREMENTS 4.4.2 No additional Surveillance Requirements other than those required by Specification 4.0.5.

I' m

As' Voana AS &

j 73/enaNc e TeleW'c

+2%l-/ %

t JL tof7 t l '4 Both valves may be removed in MODE 5 provided at least one valve is replaced by a spool piece which allows the pressurizer to relieve directly to the quench tank.

CALVERT CLIFFC

"'" ~ 1 3/4 4-6 Amendment No. 169 Kj[0$00Ck

[

u

ATTACHMENT (2)

UNIT 2 TECIINICAL SPECIFICATION REVISED PAGE 3/4 4-6

3/4.4 REACTOR C0OLANT SYSTEM 3/4.4.2 SAFETY VALVES i

LIMITING CONDITION FOR OPERATION 3.4.2.1 The following pressurizer code safety valves shall be OPERABLE:

LiftSettinash Valve j

RC-200 2500 psia RC-201 2565 psia APPLICABILITY: MODES 1, 2 and 3.

ACTION: With one pressurizer code safety valve inoperable, either restore the inoperable valve to OPERABLE status within 15 minutes or be in NOT SHUTD0WN within 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.

k 3.4.2.2 At least one of the above pressurizer code safety valves shall be OPERABLE:

APPLICABILITY: MODES 4 and 5.

ACTION: With no pressurizer code safety valve OPERABLE, imediately suspend all operations involving positive reactivity changes and place an 0PERABLE shutdown cooling loop into operation.

SURVEILLANCE REQUIREMENTS 4.4.2 No additional Surveillance Requirements other than those required by Specification 4.0.5.

M i

k Twn&

As LeC+

To/e w ce 75/exANcc

+/ %/-/f, t/%

t2 %

tl%

Both valves may be removed in MODE 5 provided at least one valve is replaced by a spool piece which allows the pressurizer to relieve directly to the quench tank.

CALVERT CLIFFS - UNIT 2 3/4 4-6 Amendment No. 149

.