ML20080J863

Proposed Tech Spec Changes Deleting Safety Features Actuation Sys Signal to Containment Sample Isolation Valves for post-accident Sampling Sys

ML20080J863
Person / Time
Site:	Davis Besse
Issue date:	02/07/1984
From:	TOLEDO EDISON CO.
To:
Shared Package
ML20080J826	List: ML20080J823 ML20080J852 ML20080J863
References
TAC-54260, NUDOCS 8402150223
Download: ML20080J863 (7)

Text

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TABLE 3.3-S SAFETY FEATURES SYSTEM RESPONSE TIMES INITIATING SIGNAL AND FUNCTION RESPONSE TIME IN SECONDS

1. Manual ~

a. Fans Emergency Vent Fan NA c- 1.

2. Containment Cooler Fan NA

b. HV & AC Isolation Valves NA

1. ECCS Room

2. Emargency Ven}ilatiop_ NA DEL ETTE:

,m

.. u........--..m., s . .. . r . .

Containment Purge NA 4.

6. Pentration Room Purge NA Control Room HV & AC Units NA c.

1. High Pressure Injection High Pressuie Injection Pumps NA 1.,

2. High Pressure injection Valves NA

e. Componenc Cooling Water Component Cooiing Water Pumps NA 1.

1. Cor.1ponent Cooling Aux. Equip. Inlet Valves NA

3. Component Caoling to Air Compressor Valves NA

i. Service Water System Service Wa'ter Pumps NA 1.

- 2. Service Water From Component Cooling Heat Exchanger Isolation Valves NA

'g. Containment Spray Isolation Valves NA NA

h. Emergency Diesel Generator

1. Containment isolation Valves

1. Vacuum Relief NA Normal Sump NA 2.

3. RCS. Letdown Delay Coil Outlet NA

4. RCS Letdown High Temperature NA DAVI!i-BESSE, UNIT .1 3/4 3-14 3402150223 040207 PDR ADOCK 05000346' .

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TABLE 3.3-5 (Continued) \- /

SAFETY FEATURES SYSTEM RESPONSE TIMES i INITIATING SIGNAL AND FUNCTION RESPONSE TIME IN SECONDS

n. Steam and Feedwater Isolation Valves (continued)

2. Main Feedwater Stop NA

3. Main Steam Warmup NA

2. Containment Pressure - High

a. Fans

1. Emergency Vent Fans < 25*

2. Containment Cooler Fans i45*

b. HV & AC Isolation Valves e 1. ECCS Room < 75*

2. Emergpey}ent{lation, 5,{5* DELE TE1 -

e. ..........~..,,.......r..  ;.

4. Containment Purge < 15*

5. Penetration Room Purge i75* ,

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c. Control Room HV & AC Units 3,10*

d. High Pressure Injection

1. High Pressure Injection Pumps. < 30* ,

2. High Pressure Injectio,n Valves 530* i

e. Component Cooling Water

1. Component Cooling Water Pumps < 180*

2. Component Cooling Aux. Equip. Inlet Valves E 180*

3. Component Cooling to Air Compressor Valves i180*

f. Service Water System

1. Service Water Pumps -< 45*

2. Service Water From Component Cooling Heat Exchanger Isolation Valves < NA*

g. Containment Spray Isolation Valves < 80*

h. Emergency Diesel Generator < 15*

DAVIS-BESSE, UNIT 1 3/4 3-16

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l TABLE 3.3-5 (Continued)

SAFETY FEATURES SYSTEM RESPONSE TIMES V INITIATING SIONAL AND FUNCTION RESPONSE TIME IN SECONDS

, U. Component Cooling Isolation Valves (Continued)

J 3. Inlet to CRDM's < 35*

4. CRDM Booster Pump Suctior. 7 35*

5. _ Component Cooling from Decay Heat Cooler iNA*

c. Steam and Feedwater Isolation Valves

1. Main Steam Line < 10

• p

-2. Main Feedwater Stop 7 30*

3. Main Steam Warmup i 15*

4. .RCS Pressure-Law

a. Fans

1. Emergency Vent Fans < 25*

2. Containment Cooler Fans i45*

b. HV & AC' Isolation Valves

1. ECCS Room < 75*

2. Em rgency Ventilation 0.

4.

Cuetei.,uec.; Ai . ';ei,+1e Containment Purge i75*

s 3C^ DELETE l v 7 15*

5: Penetration Room Purge i75*

c. Control Room HV & AC Units 1 10*

d ., High Pressure' Injection

1. High Pressure Injection Pumps < 30*

2. High Pressure Injection Valves i30*

e. . Component Cooling Water

1. Component Cooling Water Pumps -< 180*

2. Component _ Cooling Aux. Equipment Inlet

< 180*

Valves

3. Component Cooling to Air Compressor Valves 1 180*

f. Service Water System s

1. Service Water Pumps -< 45*

2. Service Water from Component Cooling Heat Exchanger Isolation Valves 1 NA*

g. Containment Spray Isolation Valves 1 80*

h. Emergency Diesel Generator 1 15*

DAVIS-BESSE, UNIT 1 3/4 3-L

TABLE 3.3-5 (Continued) t SAFETY FEATURCS SYSTEM RESPONSE TillES JivlTIATlHG SIGriAL AND FUNCTION RESPONSE TillE IN SECONDS

6. Containment Radiation - High

a. Emergency Vent fans c'25*

b. HV & AC Isolation Valves

1. ECCS Room < 75*

2. Emergency Ventilation

3. Centainment Air 0;;p'.: ~ 75* DELETE

4. Containment Purge 1 20* f

5. 5. 15*

Penetration Room Parge 1 75*

c. Control Room HV & AC Units < 10*

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. TABLE NOTATidN Diesel generator starting and sequence loading delays included when applicable. Response time limit includes movement of valves and attainment of pump or blower discharge pressure.

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DAVIS-BESSE, UNIT 1 3/4 3-20 A endment tio. 40 un o est )

TABLE 3.5-2 g j CONTAINMENTISOLATIONVALVES(Continued)

PENETRATION VALVE ISOLATION NUMBER NUMBER FUNCTION TIME (seconas) 41 RC232 Pressurizer Quench Tank Circulating Inlet Line 10 42A SA2010 Service Air Supply Line 10 DELin1E 400 CV5010: 0;ntciament V;;;al Air S;mpi; neturn 15 l 43A IA2011 Instrument Air Supply Line 10

'2B

. CV5011E Cent:inm;nt V;;;;l Air Sempi; naturn 1: Dricrr j 44A CF1541 Core Flood Tank Fill and N2 Supply Line 10 44B NN236 Pressurizer Quench Tank N2 Supply Line 10 47A CV1545 Core Flood Tank Sample Line 10 47B CV1542 Core Flood Tank Vent Line 10 48 RC229A Pressurizer Quench Tank Circulating Outlet Line 10 48 RC229B Pressurizer Quench Tank Circulating 10  %, )

-- Outlet Line 5.0 # HP2C High Pressure Injection Line 15 51 CV5037 Hydrogen Purge System Exhaust Line 60 51 CV5038 Hydrogen Purge System Exhaust Line 60 52 MU66A Reactor Coolant Pump Seal Supply 12 53 MU66B Reactor Coolant Pump Seal Supply 12 54 MU66C Reactor Coolant Pump Seal Supply 12 55 MU660 Reactor Cociant Pu..ip Seal Supply 12 56 MU38 Reactor Coolant Pump Seal Return 12

, 56 MU59A Reactor Coolant Pump Seal Return 30 56 MU59B Reactor Coolant Pump Seal Return 30 56 MU59C Reactor Coolant Pump Seal Return 30 Reactor Coolant Pump Seal Return 30 56 MU59D

m. w DAVIS-BESSE, UNIT 1 3/4 6-18 y- - - ._.,

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TABLE 3.6-2 .

l CONTAINMENT ISOLATION VALVES (Continued) ,

PENETRATION VALVE ISOLATION NUMBER NUMBER FUNCTION TIME (seconds) 67 CV5090 Hydrogen Dilution System Supply 60 68A SS235A Pressurizer Quench Tank Sample 30 ,

68A SS235B Pressurizer Quench Tank Sample 30 SSS CV50100 Cont:in;;nt Air :: pi; 1:

SSS CV50ilS -Cent:inment .^tr 5:m;1: 15 69 CV5065 Hydrogen Dilution System Supply 60 71 S CV50iOA Cont:inm:nt Air ::mpi: , i:

. 71 CV50ilA Cont:irm:nt Air mpi: 15 --

71C CV1544 Core Flood Tank N2 Fill 10 700 CV50iOC Cont:inm:nt Air 5 mpi 15 72E CV50110 Containment "i- 5:T.pi 15 740 CV50110 Cont:inment Air Sampi: 15 4 74 CV501iD Containhent Air :mpi; 15 ,

B. CONTAINMENT PURGE AND EXHAUST ISOLATION 33 ## CV5005 Containment Vessel Purge Inlet Line 10 ,

33 #f. CV5006 Containment Vessel Purge Inlet Line 10 34 ## CV5007 Centainment Vessel Purge Outlet Line 10 34 ## CV5008 Containment Vessel Purge Outlet Line 10

, C. OTHER

. 5 # SW1366 Containment Air Cooling Un,its SW Inlet Line N/A 6 # SW1368 Containment Air Cocling Units SW Inlet Line -

N/A 7 # SW1367 Containment Air Cooling Units SW Inlet Line N/A 9 # SW1356 Containment Air Cooling Units SW Outlet Line N/A ADDlil0NAL CHANGES PREVIOUSLY PROPOSED SerialNo.'[ 79 _ ngg BY LEDERg},g DAVIS-SESSE, UNIT 1 3/4 6-19 Amendment No. 31

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ADD TO TABLE 3.6-2 CONTAINMENT ISOLATION VALVES (Continued) PENETRATION VALVE ISOLATION NUMBER NUMBER FUNCTION TIME (seconds) C. OTHER 42B CV5010E Containment Vessel Air Sample Return N/A 43B CV5011E Containment Vessel Air Sample Return N/A 68B CV5010B Containment Air Sample N/A 68B CV5011B Containment Air Sample N/A 71B CV5010A Containment Air Sample N/A 71B CV5011A Containment Air Sample N/A 73B CV5010C Containment Air Sample N/A 73B CV5011C Containment Air Sample N/A 74B CV5010D Containment Air Sample N/A 74B CV5011D Containment Air Sample N/A lh d/4}}