ML20024G388
| ML20024G388 | |
| Person / Time | |
|---|---|
| Site: | Monticello  |
| Issue date: | 03/11/1976 |
| From: | NORTHERN STATES POWER CO. |
| To: | |
| Shared Package | |
| ML20024G381 | List: |
| References | |
| NUDOCS 9102110410 | |
| Download: ML20024G388 (4) | |
Text
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04 PRIfMRY CCfCAIIC4EITT ISOLATION gg*
09 t3 W OO Isolation Valve Number of t
U83 Group Identification Valves Maximum M
Operating Normal
@g" Inboard Outboard Time (Sec)
Positicn 1
(J 4
1 Main Steam Line Isolation 4
4 3 I TI5 Open 1
Main Steam Line Drain 1
1 60 Closed 1
Recirculation Loop Sample Line 1
1 60 Closed 2
Drywell Floor Drain 2
60 Open 2
Drywell Equipment Drain 2
60 Open 2
Drywell Vent 2
60 Closed 2
Drywell Vent Bypass 1
60 Closed 2
Drywell Purge Inlet 2
60 Closed 2
Drywell and Suppression Chamber 1
60 Closed Air Makeup 2
Shutdown Cooling Gyutem 1
1 120 Closed l
2 Suppression Chamber Vent 2
60 Closed 2
Suppression Chanber Vent Bypass 1
6G Open 2
Suppression Chambe:r to Drywell 1
60 Open N2 Recirculation 153 REV 3 7/4.7
Table 3 7.1 Primary Containment Automatic Isolation Valves Permissible Isolation Group Isolation Valves Operating Nor-ml (Note 1)
Application Inboard Outboard Time (sec)
Pccition 1
Fain Steam Isolation AO-2-80A A0-2-86A 3 <t< 5 Open A0-2-80B A0-2-86B
~
AO-2-80C A0-2-86C AO-2-80D AO-2-86D l
Main Steam Line Drain MO-2373 MO-2374 t 160 Closed
(
Ecactor Water Sample CV-2790 CV-2791 t <60 Closed j
Dryvell F uipment Sump AU-2561A AO-2561B t 160 Open 2
4 Dryvell Floor Sump AO-2541A AO-2541B t <60 Open M
CV-238h t <60 Open g
Torus Vent Bypass Torus to Dryvell N2 Beelrc CV-74hO t$0 Open E
6 o
Torus Vent A0-2383 t $60 Closed y-f
'Ibrus Vent AO-2896 t <60 Closed Dryvell Vent Bypass CV-2385 t $60 Closed Dryvell Vent AO-2386 t $60 Closed y
Dryvell Vent AO-2387 t $60 Closed
'ibrus Air Purge Air Supply AO-2378 t 160 Closed p.
Dryvell Air Purge Supply AO-2381 t 160 Closed s-o containment Air Purge Supply A0-2377 t$60 Closed TIP Ball Valves ( 3)
Note 2 Closed N
Nitmgen Pumpbsch Suction CV-7h36 t <(20 Open t>
Nitrogen Pu=pback Suction CV-7h37 t <60 Open es 153 37/h.7 RE/
i f
~
r Tnble 4.7,1 Nnticello Cbntainment Penetrations (continued)
CUEER BARRIER APlicable Appendix INNER BARRIER P
J Type 'Ibst Designation Type ? Testable Designation 1YPc Destable Bemtration Desigration Description C
CRD-3h 5
No CRD-31 5
Yes X-36 CRD llydrnulic Return X-37A - 3?D CRD Insert Lines (121)
NWE (Note 5) 5 X-39A - 38D CRD liithdraw (121)
NWE (Note 5) 5 l
X-39A Drywell Spray B C
i MO-2021 h
Yes MO-2023 h
Yes X-39B Dryvell Spray A C
MO-2TO h
Yes MO-2022 4
Yes S
"m
<a X-40A-A-40D-F Instrumentation NWE (Note 3) 18 CV-2790 9
Yes CV-2791 9
Yes X lol Pecire loop B Sample C
XP-7 5
No XP 6 5
Yes
<+
X-42 Standby Liquid Contro]
C 17 M
X-43 47 Spare Penetmtions NONE
~
y CJ-7436 9
Ye8 2
X-k8 Nitrogen Pumpbnck C
Suction Cv-7437 9
Ye8 y
a X-b9A 49F Instru:uentation NNE (Note 3)
~
~
~
18 X-50A - SOD Instnamentation NONE (h_ote 3) 19 U
E X-50E - SOF Instrumentation NONE (Note 8) 18 q
X-51A - 51F Instrumentation NWE (Note 3) 18
[5 X-52A - 52F Instrumcatation NWE (Note 3) w X X-99 mt Assigned NWE o
'oI i
154H 37/h.7 asy
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a
[
hble h.7.1 Bbnticello containment Penetrations (continued)
Penetration Applicable Appendix INNER BAIGIFR OEffER BARRI?R Designation Description J Type Test Designation Type Testable Designation Iypee Testable 4
1 i
X-202I Not Assigned NONE i
X-203 Not Assigned-NWE 1
t i:
Torus' Ring Header NONE (Note 7)
X-204A - 204D X-205 Torus Ventilation C
s AO-2383 10 Yt s
{
l-Exhaust CV-2384 9
Yeu I
t AO-2896 10 Yes 9
CV-7440 9
Yes l L#
i o
G t
- s l
X-206A - 206D Torus Instrumentation NONE (Note 8) 19
- e
{
N l
X-207A - 207H Torus Vent Pipe Drains NONE (Note 7) l l
j X-208A - 208H Relier Valve Discharge NONE (Note 7)
Pipes 1
5 X-20)A - 209D Torus. Instrumentation NOIE (Note 8) 19 2
l 0
j X-210A RHR and Core Spray B -
N M E (Note 9)
RHR-8-2 5
e
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MO-1750 12 I
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