ML19338E243
| ML19338E243 | |
| Person / Time | |
|---|---|
| Site: | Big Rock Point File:Consumers Energy icon.png |
| Issue date: | 09/12/1980 |
| From: | CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.) |
| To: | |
| Shared Package | |
| ML19338E242 | List: |
| References | |
| NUDOCS 8009250279 | |
| Download: ML19338E243 (2) | |
Text
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0 7
3.4.3 (Contd) of the supply line to the control rod drive hydrualic system.
Valves in this control rod hydraulic system line shall fail open to insure continuous water supply, and backup isolation shall be provided by integral valves in the control rod drive pumps.
(c) Closing times on motor-operated isolation valves shall be as follows:
Description Closing Time (Seconds)
Main Steam (M0-7050) 60 Main Steam Drain (MO-7065) 60 3.5 POST-INCIDENT SPRAY SYSTEM Containment effectiveness shall be supplemented by a containment sphere post-incident spray system in the event of an accident involving loss of coolant from a primary system rupture.
3.5.1 Design Features Shall Be as Follows:
(a) Number of Sets of Spray Nozzles 2
(b) Capacity of Sprays, Gpm per Set 400 (c) Nozzle Pressure, Psia 100 (d) System Actuation 1 Set Automatic D-C Operated 1 Set Remote Manual A-C Operated (e) Signal Used To Actuate High Containment Sphere Pressure (f) ' Signal Trip Setting 2 Psi Above Atmospheric (g) Reserve Water Supply Lake Michigan 3.5.2 Operating Reauirements (a)
(Deleted)
Amendment No 10 nuC980-0204a-43 June 3, 19'6 8009250 2 74
j
,;p Limi t j ng Cond i t long _ fo r Opera t Lon Surveillance Regu[remeRt 11.3.3.4 COMIAINMINT SPRAY SYSilH 11.4.3.4 C_ONj6lNH(Ni SPRAY SM](M eentLcabi!! ty:
Appycatd1[3y:
Applies to the operating status of the con-Applies to the testisig of the containment tainment spray system.
spray system.
Otdeclive:
Otdec_Qye:
Io assure the capability or the containment To verify the operability of the containment spray system to reduce containment pressure spray system.
is the event or a toss of Coolant Accident.
Spec _irica don:
Spec i rica Lion:
A.
Once cach operating cycle, the following A.
Du r i ng powe r ope r a t i on each o f t he two shall be performed:
con t a i semen t spray systems sha ll be ope ra b l e, except that the power supply I.
Automatic actuation of the contain-br eaker (52-21545) must he locked opesi to ment spray valve HO-7064 (with water preclude inadvertent operation of HO-IO68.
flow manually blocked).
fl. If Specification A is not met, a normal 2.
Calibration of flow instrumentation.
orderly shutdowse shall be initiated within 2fs hours anel the reactor shall be shut down B.
At Icast once every refueling outage, not as described in Section 1.2.5(a) within to exceed eightects (18) moriths, the following 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and shut down as described in shall be performed prior to start-esp:
Sectiosi 1.2.5(a) and (b) witt.in.the following 2ss houss.
Veri fy operabili ty or power-operated va lves required for proper system actuation.
C.
Operability of the riro water supply and recirettlation systems is governed.
C.
Surveillance of fire water supply and by Specification 11.3.1.fs.
recirculation systems is governed by Specification 11.4.1.4.
D.
Instrument channels shall be tested and calibrated as listed in Table 11.4.3.4(a).
E.
f ach month verify that power supply breaker 52-288s5 for HO-lO68 is locked open.
Amendment No lu, 15, 33 nuOfl80-0291c-Is 3 Ils 3 August 11, 1980
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