ML20207N943

Proposed Tech Spec Changes Re Table 15.3.5-5, Instrumentation Sys, Containment Hydrogen Monitors & Administrative Changes

ML20207N943
Person / Time
Site:	Point Beach
Issue date:	01/08/1987
From:	WISCONSIN ELECTRIC POWER CO.
To:
Shared Package
ML20207N776	List: ML20207N774 ML20207N943
References
NUDOCS 8701140507
Download: ML20207N943 (4)

Text

. - - - - - - . ~ . . - .- - - .-. . ..._ .. -- .. - ... .. -- . - - .-- . . ..

TABLE 15.3.5-5 (Continued) ,

l 1 2 3

MINIMUM '

NO. OF OPERABLE OPERATOR ACTION IF CONDITIONS OF COLUMN 2 NO. FUNCTIONAL UNIT CHANNELS CHANNELS CANNOT BE MET

~ 7. Containment High Range 3 2 If operability cannot be restored within Radiation Monitor seven days after failure, prepare a special j report to be submitted within thirty days in accordance with.15.6.9.2.D.

8. Containment High Range 2 1 If operability cannot be restored within 48 ,

Pressure Monitor hours, be in hot shutdown within twelve hours.

9. a. Containment Water Level 2 1 Operation may continue up to thirty days. If.

Keyway operability cannot be restored, be in hot j shutdown within the next twelve hours.

i b. Containment Water Level 2 1 If the operability cannot be restored within j Sump B Continuous Indication 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br />, be in hot shutdown within twelve j hours.

I 10. Containment Hydrogen Monitors 2 1 If operability cannot be' restored within 72 l hours, be in hot shutdown within the next  :

six hours.

i 11. Reactor Vessel Fluid Level 4 1 If operability cannot be_ restored within 48

! System hours, be in hot shutdown within the next  !

twelve hours.

l 12. In-Core Thermocouples 4/ core 2/ core If operability of at least two thermocouples

, quadrant quadrant per core quadrant cannot be restored within

48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br />, be in hot shutdown within the next j twelve hours.

13. Main Steam Line Radiation 1/ steam 1/ steam If operability cannot be restored within seven j Monitors (SA-11) line line days, prepare a special report to be submitted j within thirty days in accordance with j 15.6.9.2.E. i

, 8701140507 870108 PDR T

j i

P ADOCK 05000266

• PDR _

i 1

I

1 TABLE 15.3.5-2 ,

INSTRUMENT OPERATION CONDITIONS FOR REACTOR TRIP 1 2 3 4 5 OPERATOR ACTION NO. OF MIN. MINIMUM PERMISSABLE IF CONDITIONS OF NO. OF CHANNELS OPERABLE DEGREE OF BYPASS COLUMN 3 OR 4 NO. FUNCTIONAL UNIT CHANNELS TO TRIP CHANNELS REDUNDANCY CONDITIONS CANNOT BE MET

1. Manual 2 1 1

• Maintain hot shutdown

2. Nuclear Flux Power Range ** 2 of 4 power range Maintain hot low setting 4 2 3 2 channels greater than shutdown high setting 4 2 3 2 10% F.P. (low setting only)

3. Nuclear Flux Intermediate Range 2 1 1

• 2 of 4 power range chan- Maintain hot nels greater than 10% F.P. shutdown. Note 1

4. Nuclear Flux Source Range 2 1 1

• 1 of 2 intermediate range Maintain hot chaggelsgreaterthan shutdown. Note 1 10 amps

5. Overtemperature AT 4 2 3 2 Maintain hot shutdown

6. Overpower AT 4 2 3 2 Maintain hot shutdown

7. Low Pressurizer Pressure 4 2 3 2 Maintain hot shutdown

8. Hi Pressurizer Pressure 3 2 2 1 Maintain hot shutdown

9. Pressurizer-Hi Water Level 3 2 2 1 Maintain hot shutdown

10. Low Flow in one loop (>50% 3/ loop 2/ loop 2/ loop 1/ loop Maintain hot F.P.) (any loop) shutdown Low Flow Both Loops (10-50% 3/ loop 2/ loop 2/ loop 1/ loop F.P.) (both loops)

TABLE 15.3.5-2 (Cent'd) 1 2 3 4 5 OPERATOR ACTION NO. OF MIN. MINIMUM PERMISSABLE IF CONDITIONS OF NO. OF CHANNELS OPERABLE DEGREE OF BYPASS COLUMN 3 OR 4 NO. FUNCTIONAL UNIT CHANNELS TO TRIP CHANNELS REDUNDANCY CONDITIONS CANNOT BE MET

11. Turbine Trip 3 2 2 1 Maintain <50% of rated power

12. Steam Flow - Feed Water 2/ loop 1/ loop 1/ loop 1/ loop Maintain hot Flow mismatch shutdown

. 13. Lo Lo Steam Genetitor 3/ loop 2/ loop 2/ loop 1/ loop Maintain hot Water Level shutdown

14. Undervoltage 4 KV Bus 2/ bus 1/ bus 1/ bus --

Maintain hot (both buses) shutdown

15. Underfrequency 4 KV Bus 2/ bus 1/ bus 1/ bus --

Maintain hot (both buses) shutdown NOTE 1: When block condition exists, maintain normal operation.

F.P. = Full Power

• Not Applicable

• • One additional channel may be taken out of service for low power physics testing.

i Page 2 of 2 i

~

TABLE 15.3.5-1 (Continued) ~"

+

j -(Page 2 of 2) .

j NO. FUNCTIONAL UNIT CHANNEL SETTING LINIT

9. Degraded Voltage (4.16 KV) Disconnection of affected >3797.5 volts l bus from offsite power Time delay: less than 60 sec at 0-100% of voltage l setting

10. Loss of Voltage

a. 4.16 KV Disconnection of affected a. >3155.6 volts bus from offsite power Time Delay: <1.1 sec Start Diesel at 0-100% of voltage setting l l

b. 480 V Load shedding b. >248.32 volts Time delay: -<.825 sec at 0 volts l <4.2 sec at 90% of voltage setting 3

I 4

j i

i i

!