ML20079A781

Proposed Tech Specs Page 3-32a

ML20079A781
Person / Time
Site:	Three Mile Island
Issue date:	12/23/1994
From:	GENERAL PUBLIC UTILITIES CORP.
To:
Shared Package
ML20079A421	List: ML20079A418 ML20079A777 ML20079A781
References
NUDOCS 9501040046
Download: ML20079A781 (1)

Text

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@ TABLE 3.5-1 (Cont *d) -o a

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@ INSTRUMENTS OPERATING CONDITIONS .

y C. Engineered Safety Features (cont'd) -

s (a) Restore the conditions of Column (A) and Column (B) within one hour or place the reactor in HOT SHUTDQWN within an additional 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

5 (b) The minimum degree of redundancy may be reduced to 0 up to 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> for surveillance testing.

P (c) The Operability requirement is two out of three pressure switches in each train, with a minimum degree of

~ redundancy of one, in each train.

E

1. If the minimum conditions are not met on one train, restore the function to OPERABLE within 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br />, or place the reactor in HOT SHUTDOWN within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

2. If the minimum conditions are not met on either train, then place the reactor in HOT SHUTDOWN in 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.

i' (d) The Operability requirement is two out of three pressure switches in each train, with a minimum degree of g redundancy of one, in each train.

1. If the minimum conditions are not met on one train, restore the function to OPERABLE within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />, or place the reactor in HOT SHUTDOWN within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

mw ES 2. If the minimum conditions are not met on either train, then place the reactor in HOT SHUTDOWN in 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> 5 and COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

n m (e) The operability requirement for the undervoltage relay, its associated auxiliary relays, and the timer

$ 1. If one 4.16 kv ES Bus does not meet the minimum conditions, restore the function to operable status 80 within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> or be in hot shutdown within an additional 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

T oo

$ 2. If both 4.16 kv Buses do not meet the minimum conditions, then restore at least one 4.16 kv ES Bus to E[d" meet the minimum conditions within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> or be in hot shutdown within an additional 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

m (f) Discontinue Reactor Building purging and close AHV-1A, IB, 1C, and ID within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.

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