ML17277B636
| ML17277B636 | |
| Person / Time | |
|---|---|
| Site: | Columbia  |
| Issue date: | 02/27/1985 |
| From: | WASHINGTON PUBLIC POWER SUPPLY SYSTEM |
| To: | |
| Shared Package | |
| ML17277B635 | List: |
| References | |
| TAC-56945, NUDOCS 8503060432 | |
| Download: ML17277B636 (6) | |
Text
TABLE 3.3.3-1 (Continued)
EHERGENCY CORE COOLING SYSTEH ACTUATIOH INSTRUHEHTATIOH 0QQ UQl HINIHUH OPERABLE APPLICABLE
%O CHANHELS PER OPERATIONAL M
O CONDITIONS ACT IOii
>0 TRIP FUHCTION
- CO C:
OA C. DIVISION 3 TRIP SYSTEH
,- AGl I XIV m l. HPCS SYSTEH CIGI QlQl OO a0 Reactor Vessel Mater Level " Low, Low, Level 2 2(b) 1, 2, 3, 4>> 5>> 30 Otu b. Drywell Pressure " High 2(b) 1a 2p 3 30
'OlO M C. Reactor Vessel Mater Level-High, Level 8 2(c) 4* 5>> 32 CIA'mI
'%IXI d. Condensate Storage Tanks I.evel-Low 2(d) 4>>, 5" 36
- e. Suppression Pool Water Level- 2(d) 1,'>> 3a 4>> 5>> 36
- g. IIPCS System Flow Rate-Low (Hinimu 1 1, 2, 3, 4", 5" 31
- h. IIanual Initiation 1/division 1, 2, 3, 4", 5>> 34 D NINIHUH APPLICABLE TOTAL HO. LS CIIAHHELS OPERATIONAL OF CIIANNELS TO P OPERABLE CONDITIONS ACTION ETO D. LOSS OF POWER Py
- l. 4. 16 kV Emergency Bus Under- 4** 5*>> 37 voltage (Loss of Voltage) 2/bus 1/bus bus 2 3
- 2. 4. 16 kV Emergency Bus Under- 4*" 5**
voltage (Degraded Voltage) 3/bus 2/bus 2/bus 1 2 3 38 TABLE NOTATIONS (a) A channel may be placed in an inoperable status for up to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> during periods of required surveillance without placing the trip system in the tripped condition provided at least one
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other OPERABLE channel in the same trip system is monitoring that parameters (b) Also activates the associated division diesel generator.
(c) Provides signal to close IIPCS pump discharge valve only; on 2-out-of-2 logic.
(d) Provides signal to IIPCS pump suction valves only.
When the system is required to be OPERABLE per Specification 3. 5. 2 or 3. 5. 3.
Required when ESF equipment is required to be OPERABLE.
g iiot 2renuired to be OPERABLE uhen reactor steam dome pressure is less than Br'gua) to 12B psig.
Ci':,,
P
~
v
ms ~ "vm TABLE 3.3.3-2 (Continued)
EMERGENCY COBE COOLING SYSTEM ACTUATION INSTRUMENTATION SETPOINTS ALLOMABLE TRIP FUNCTION TRIP SETPOINT VALUE C. DIVISION 3 TRIP SYSTEH
- 1. llPCS SYSTEH
- a. Reactor Vessel Mater Level - Low Low, Level 2 > -50 inches" > -57 inches
- b. Drywell Pressure - lligh < 1.65 psig < 1.85 psig C. Reactor Vessel Water Level - lligh, Level 8 < 54.5 inches* < 56.0 inches
- d. .Condensate Storage Tank Level - > 448 ft 3 in. > 448 ft 0 in. elevation elevation Suppression Pool Mater Level - Nig + < 466 ft 8 in. < 466 ft 10 in. elevation elevation
- g. llPCS System Flow Rate - Low (Hinimum Flow) 50 gpm > 1200 gpm
- h. Hanua 1 Int i ati on N.A.
D. LOSS OF POWER Py
- 1. 4. 16 kV Emergency Bus Undervoltage a. 4.16 kv Basis - 26k s 66 volts 2870 4 172 volts Loss of Voltage M b. 120 V Basis - 82 t 2.5 volts 82 i 5 volts a.
b.
Divisions 1 Division 3 and 2 a.
b.
4.16 kV Basis - 3016 120 V Basis - 87 i i 90 volts 2.5 volts 3016 t 180 volts 87 a 5 volts
- 2. 4. I6 kV Emergency Bus Undervoltage a. 4. 16 kV Oasis t
" 3632 108 volts 3632 2 216 volts Degraded Voltage (Divisions 1, 2, b. 120 V Basis - 104.0 t 3.0 volts 103.8 k 6.0 volts and 3 c. 8 t 0.04 sec time delay 8 t 0.8 sec time delay TABLE NOTATIONS "See Bases Figure B 3/4 3-1.
NNThese are inverse time delay voltage relays or instantaneous voltage relays with a time delay. The voltages shown are the maximu'm that will not result in a trip. Lower voltage conditions will result in decreased trip times.
I
(.
~ ~ .h, TABLE 4.3.3. 1-1 (Continued)
EHERGENCY CORE COOLING SYSTEH ACTUATION INSTRUMENTATION SURVEILLANCE RE UIREHENTS CllANNEL OPERATIONAL CHANNEL FUNCTIONAL CHANNEL CONDITIONS FOR MNICN TRIP FUNCTION CtlECK TEST CALIBRATION . SURVEILI.ANCE RE UIREO C. DIVISION 3 TRIP SYSTEH
- 1. ilPCS SYSTEH
- a. Reactor Vessel Water Level-Low Low, Level 2 S H 1A 2A 3A 4*A 5"
- b. Drywell Pressure-Iiigh N.A. H
- c. Reactor Vessel Mater Level-lligh~
Level 8 H 1, 2, 3, 4", 5*
- d. Condensate Storage Tank Level-Low 1, 2, 3, 4", 5"
- e. Suppression Pool Water Level - Nigh H.A. 3 4KK 5'A
- g. IIPCS System Flow Rate-Low (Hinimum Flow) N.A. R 1, 2, 3, 4", 5"
- h. Hanual Initiation N.A. N.A.
D. LOSS OF POWER
- 4. 16 kV Emergency Dus Undervoltage (Loss of Voltage) N.A. N.A. ] 2 3 4** 5**
- 2. 4. 16 kV Emergency Bus Undervoltage (Degraded Voltage) N.A H 3 4+KK 5**
TABLE NOTATIONS PNot required to be OPERABLE when reactor steam dome pressure is less than or equal to 128 psig.
"When the system is required to be OPERABLE per Specification 3. 5.2.
""Required when ESF equipment is required to be. OPERABLE.
Ct l
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