ML050450174

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Tech Spec Pages for Amendments 270 & 247 Increase of Lift Setpoint of First Bank of Main Stream Safety Valves and Increase in Completion Time to Reset the Power Level-High Trip Setpoint
ML050450174
Person / Time
Site: Calvert Cliffs  Constellation icon.png
Issue date: 02/10/2004
From:
NRC/NRR/DLPM
To:
References
TAC MC1578, TAC MC1579
Download: ML050450174 (2)


Text

MSSVs 3.7.1 3.7 PLANT SYSTEMS 3.7.1 Main Steam Safety Valves (MSSVs)

LCO 3.7.1 The MSSVs shall be OPERABLE as specified in Table 3.7.1-1 and Table 3.7.1-2.

APPLICABILITY: MODES 1, 2, and 3.

ACTIONS


NOTE-------------------------------------

Separate Condition entry is allowed for each MSSV.

CONDITION REQUIRED ACTION COMPLETION TIME A. One or more required A.1 Reduce power to less 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> MSSVs inoperable. than or equal to the applicable % RTP listed in Table 3.7.1-1.

AND A.2 Reduce the Power 36 hours4.166667e-4 days <br />0.01 hours <br />5.952381e-5 weeks <br />1.3698e-5 months <br /> I Level-High Trip setpoint in accordance with Table 3.7.1-1.

CALVERT CLIFFS - UNIT 1 3.7.1-1 Amendment No.270 CALVERT CLIFFS - UNIT 2 Amendment No.247

MSSVs 3.7.1 Table 3.7.1-2 Main Steam Safety Valve Lift Settings VALVE NUMBER LIFT SETTINGOl)

Steam Generator #1 Steam Generator #2 (psig)

RV-3992 RV-4000 935-1005 RV-3993 RV-4001 935-1005 RV-3994 RV-4002 935-1035 RV-3995 RV-4003 935-1035 RV-3996 RV-4004 935-1050 RV-3997 RV-4005 935-1050 RV-3998 RV-4006 935-1050 RV-3999 RV-4007 935-1050 (1) Lift settings for a given steam line are also acceptable if any two valves lift between 935 and 1005 psig, any two other valves lift between l 935 and 1035 psig, and the four remaining valves lift between 935 and 1050 psig.

CALVERT CLIFFS - UNIT 1 3.7.1-4 Amendment No. 270 CALVERT CLIFFS - UNIT 2 Amendment No. 247