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ENCLOSURE 2 TO SERIAL: NLS-85-315 PROPOSED BRUNSWICK-2 TS PAGE i

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TABLE 3.6.3-1 (Continued)

E5 PRIMARY CONTAINMENT ISOLATION VALVES R

I ISOLATION TIME VALVE FUNCTION VALVE CROUPAI (Seconds)

U$

1 HPCI steam line isolation valves 4

w i

E41-F002 55 E41-F003 50 HPCI torus suction isolation valves 4

80 E41-F042 E41-F041 RCIC steam line isolation valves 5

20 E51-F007 E51-F008 Drywell purge exhaust backup valve 6

15 y

CAC-V10 Containment air purge isolation valve 6

15 CAC-V15 Suppression chamber vent valve 6

15 CAC-V22 Drywell purge exhaust backup valve bypass valve 6

15 CAC-V23 l

Suppression chamber makeup and containment atmosphere 6

15 dilution inlet valve CAC-V47 I

B Drywell makeun and containment at' osphere dilution 6

15 m

t inlet valve

,5 CAC-V48 n

5 1.

See Specification 3.3.2, Table 3.3.2-1 for isolation signal that operates each valve group.

I

ML20134N223