ML20126B202
| ML20126B202 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 12/17/1992 |
| From: | William Cahill, John Marshall TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| References | |
| TXX-92591, NUDOCS 9212220008 | |
| Download: ML20126B202 (4) | |
Text
,
M Log
- TXX-92591 TlL"l" ""*"
File # 10010
- 903.9 (clo)
-T 9
Ref.
- 10CFR50.55a TUELECTRIC December 17, 1992 William J. Cahill, Jr.
Gwup Ykr brsedent U. S. Nuclear Regulatory Commission Attn:
Document Control Desk Washington, DC 20555
SUBJECT:
COMANCHE PEAK STEAM ELECTRIC STATION (CPSES)
DOCKET NOS. 50-445 AND 50-446 ADVANCE FSAR SUBMITTAL - IDENTIFICATION OF ADDITIONAL ACTIVE VALVES Gentlemen:
The attachment to this letter provides an advance CPSES FSAR submittal to facilitate NRC Staff review of the subject area in support of licensing Unit 2.
The attachment is organized as follows:
1.
A description / justification of each change.
2.
A copy of the revised FSAR pages (changes are indicated in the margin by the word " draft".
The attached material is scheduled to be incorporated in CPSES FSAR Amendment 87 which is currently scheduled for December 18, 1992.
If you have any questions regarding this submittal, please contact Mr. Carl Corbin at (214) 812-8859.
Sincerely, William J. Cahill, Jr.
By: /
- 1. S. Marshall Generic Licensing Manager-CBC/tg Attachment c-Mr. J. L. Milhoan, Region IV Mr. T. A. Bergman, NRR Mr. B. E. Holian, NRR Resident Inspectors, CPSES (2) 921d230008 921217 PDR ADOCK 05000445 0 13 400 N. Olive Street LB. 81 Dallas. Texas 75201 ki
CPSES - FINAL SAFETY ANALYSIS REPORT (FSAR)
TXX-92591 AMENDMENT / REVISION 87 Attachment DETAILED DESCRIPTION Page lof 3 Prsf'ix Page (31 amended)
Group Description Table 3.9B-10 3
See Sheet No(s) :14 Identifies thermal relief. valves (CC 0611 & CC-0618) on the reactor coolant drain tank and excess letdown heat exchanger as active valves.
These valves provide thermal relief protection for containment penetrations MV-3 and HV 4.
Addition DBD-HE-229, Section 5.4.6 takes credit for the thermal relief valves on the reactor coolant drain tank and excess letdown heat exchangers (CC-0611 & CC-0618) to provide thermal relief protection for containment penetrations.HV-3 and MV-4; therefore, these valves must be considered active.
Change Request Number
- SA-92-836.
Commitment Register NLmber : LS-1990-072 Related SER : 3.9 SSER :1 3.9 SER/SSER Impact
- .No
m..
m.
_--u_..-__.-
_ _... ~
.m._.._.._
.m mm
.m
~.u
..~.
i l
-e CPSES/FSAR lQ010.8 J
Table 3.9B-10 (Sheet 14) 1 i
. {
ACTIVE VALVES m>
Valve Identification Valve Type ANS Method f
or Location and Sise safety of Normal 90~
r No.
Systema Actuator L
Class Actuation Fosition Function 3
o t's CT-149 CT Check 16 2
self-Actuated closed-Containment spray Pump I66 m.zg.
i.
W I
section Flow Isolation, I
rt j
F o
l Tral:a B CT-077 CT check 16 2
self-Actuated Closed.
Containmaat Spray Pump l66
.M-i Suetion Flow Isolation, l
f 3
D i
l TrajJa A
-PJ u
l CT-149
- CT.
Check 16 2
self-Actuated.
Closed' Containment Spray Ptump l64
'C Saetion Flow Isolation, l
f d
l j
Train A 4
l11 LV-4752 CT Clebe/ Air 3
3 Auto Trip Open Cheadcal Additive Tank
., l ~-
Isolation l11 17-4753 CT Clobe/ Air 3
3 Auto Trip opea chemieml Additive Tank l
Imhum s
Fv-4772-1 CT Globe Motor -
4 2
Auto Trip opea Ptamp Recirculation Flow l66 i
l
}
Path
2
' Acto Trip Open Pu p Reairculation Flow l66 P.tc l
W-4773-1
.CT
.Clebe M> tor 4
2 Auto Trip opes Pimap moeirculation Flow l66 l
- f Path Fv-4773-2 CT
. Globe Motor 4
2 Auto Trip opea Pimmy Beeirculation Floor l66
{
l j
Path i
CP1-CTV3CA CT Vaomma ske 2
3 self-actuated Closed Vacuum relief (ckT) l 83
'CP14:TVBCA-02 CT vacuima Skr 2
3 Self motuated Closed Vaouuma relief (CET) l83 1
l64
- EV-4710 CC
. Globe / Air 4
2 Auto Trip Open Con *=am t Isolation e
HV-4711 -
l CC -
Globe / Air
'4 2
Auto Trip opea Con *=* - t I.aolation 4
BV-4725 CC Clobe/ Air 2
2 Auto Trip open Con *=4 t Isolation.'
I HV-4726 CC '
Clobe/ Air 2
2 Auto Trip open
- Containment Isolation CC-1067 CC Safety 3/4
'2 Self-Actuated Closed Pressure Relief During ve... -
,.o_
i _FT j.
. CC-Gil cc safety 3/4 2
self-actanted closed prese=re melief During lDeAFT.
l m,T Cont.. _ t z.oi.
mm vasm l
1
~
~. -.
.- ~
a CPSES/FSAR e
l0010.8 Table 3.9B-10 (Sheet 15) s ACTIVE VALVES i
m>
>H OH valve Identification valve Type AMS Method M>O or location and Size Safety of Normal Wh No.
Systen Actuator Class Aetnetion Position Function H
CC-618' CC Safety 3/4 2
Self-Aotuated Closed Pressure Relief During DPAFT n
lDFAFT Conta h nt Isolation H
Self-Actuated closed Pressue Palief During l84 XM l84 Con +=i - nt Isolation l78 HV-4708 CC Gate / Motor 8
2 Auto Trip Open Contmia==nt Isolation l78 b
HV-4701 CC Gate /Wtor 8
2 Anto Trip open Con *mi m t Isolation CC-629 CC Check 2
2 Self-Actuated Cloeed Centme===nt Isolation HV-4700 CC Cate/ Motor 8
2 Anto Trip open containment Isolation CC-713 CC Check 8
2 Self-Actuated open contat - at Isolation EV-4699 CC Cate/ Motor 4
2 Auto Trip open CC"4 Systm Isolation l55 HV-4709 CC Gate /mtor 4
2 Auto Trip Open contm i mment Isolati e HV-4696 CC Cate/M> tor 4
2 Auto Trip Open Containment Isolation CC-831 CC Check 1
2 Self-Actuatm'.
Cl> sed Containment Isolation HV-4514 CC Butterfly stor 24 3
Auto Trip open cm Loop Isolation, lSS Train A EV-4515 CC Satterfly Motor 24 3
Auto Trip Open CCW Loop Isolation, l55 Train B HV-4572 CC Butterfly stor 18 3
Auto Trip closed CCW Flow Path RER Loop, l76 Train A HV-4573 CC Sutterfly stor 18 3
Auto Trip closed C m Flow Path RER Loop, l 76 l 76 Train B l76 HV-4574 CC Butterfly stor 18 3
Auto Trip Closed CCN Flow Path Containemet a
Spray Loop, Train A
'HV-4575 OC Batterfly stor
'18 3
Auto Trip closed CCN Flow Path Con + min==nt l 76 Spray Loop, Train a HV-4512 CC sutterfly s tor 24 3
Auto Trip open CCW Loop Isolation, l55 l
Train A HV-4513 CC notterfly Motor 24 3
Auto Trip open CCW Loop I olation, l 55 j
l Train s
[ RAFT VERSIQi