ML20101A822
| ML20101A822 | |
| Person / Time | |
|---|---|
| Site: | Waterford  |
| Issue date: | 04/24/1992 |
| From: | ENTERGY OPERATIONS, INC. |
| To: | |
| Shared Package | |
| ML20101A820 | List: |
| References | |
| NUDOCS 9204300376 | |
| Download: ML20101A822 (6) | |
Text
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4 Attachment A NPF-39-123 9204300376 920424 PDR ADOCK 05000382 P.
.~
PLANT SYSTEMS MAIN STEAM LINE ISOLATION VALVES LIMITING CONDITION F00. OPERATION 0
3.7.1.5 Each main steam line isolation valve shall be OPERABLE.
APPLICABILITY:
H0 DES 1, 2, 3, and 4.
ACTION:
H00E 1 9
With one main steam line isolation valve inoperable but open, POWER OPERATION may continue provided the inoperable valve is restored to OPERABLE status within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />; otherwise, be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.
MODES 2, 3 and 4 With one main steam line isolation valve inoperable, subsequent operation in H00E 2, 3, or 4 may proceed provided:
a.
The isolation valve is maintained closed.
b.
The provisions of Specification 3.0.4 are not applicable.
Otherwise, be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.
SURVEILLANCE REQUIREME415 4.7.1.5 Each main steam line isolation valva shall be demonstrated OPERABLE by verifying full closure within 3.0 seconds when tested pursuant to Specification 4.0. 5.
b VATERFORD - UNIT 3 3/4 7-9
TABLE 3.3-5 (Continued)
ENGINEERED SAFETY FEATURES RESPONSE TIMES INITIATING SIGNAL AND FUNCTION RESPONSE TIME IN SECONOS 2.
Pressurizer Pressure-Low a.
Safety injection (ECCS)
(1) High Pressure Safety Inje:ction 1 30.0*/18.5**
(2) Low Pressure Safety Injection 1 45.5*/34.0**
- I b.
Containment Isolation 5 23.5*/12.0**
c.
Containment Cooling
$ 31.0*/h.5**
3.
Coatainment Pressure-Hich a.
Safety Injection (ECCS)
(1) High Pressure Safety Injection 1 30.0*/18.5**
(2) Low Pressure Safety Injection 1 45.5*/34.0**
b.
Containment Isolation
< 23.5*/12.0**
c.
Main Steam Isolation
~
4.0*/4.0**
d.
Main Feedwater Isolation
[6.0*/6.0**
Containment Cooling 5 31.0*/19.5**
e.
4.
LContainment Pressure--High-High a.
Conta;nment Spray Pump i 15.2*/2.7**
b.
Containment-Spray Valves c.
CCW to RCP Valves-1 11.0*/1L 0**
1 23.5*/12.0**
5.
Containment Area _ Radiation-Hinh#
Containment Purge Valves Isolation 5 6.2*/6.2**
6.
Steam Generator Dressure-Low 4.
Main Steam Isolation 5 4.0*/4.0**
n.
Main Feedwater Isolation 5 6.0*/6.0**
7.
Refuelina Water Storace-Pool.L..ow.
-Containment Sump _ Recirculation i 120.0*/108.58*
G.
W16 kV Emergency Bus-Undervoltace (Loss of Voltace)
.Less of Power (0_ volts)
_ 2***
9.
480V Emergency Bus Undervoltage-(Loss of-Voltagej Loss'of Power (0 'olts)
N.A.
10, 4.16 kV Emeroency Bus undervoltace (Deciaded Voltage)
Loss of Power
-< 11***
WATERFORD - UNIT'3 3/4 3-23
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PLANT SYSTEMS HAIN STEAM LINE ISOLATIO'l VALVES I
LIMITING CONDITION FOR OPERATION J
o 3.7.1.5 Each main steam line isolation valve shall be OPERABLE.
APPLICABILITY: MODES 1, 2, 3, and 4.
ACTION:
H00E 1.
With one main steam line isolation valve inoperable but open, POWER OPERATION may continue provided the inoperable valve is restored to OPErtABLE status within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br />; otherwise, be in at least HOT STANDBY within the next G hours.
MODES 2, 3, and 4
-With one main steam line isolation valve ino9erable, subsequent operation in H0DE 2. 3, or 4 may proceed provided:
a.
The isolation valve is maintained closed.
b.
The provisiv.ts of Specification 3.0.4 are not applicable.
Otherwise, be in at least HOT STANDBY within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> and in COLD. SHUTDOWN within the following 30 hours3.472222e-4 days <br />0.00833 hours <br />4.960317e-5 weeks <br />1.1415e-5 months <br />.
SURVEILLLCE REQUlHEMENTS 4.7.1.5 Each main steam line isolation valve shall be demonstrated OPERABLE by verifying full closure within seconds when tested pursuant to Speci fication 4.0.5.
a REPLhlE VYlTH 4.0 oi:
I L
WATERFORD - UNIT 3 3/4 7-9 L
2
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O' i
TABLE 3.3-5 (Continued)
{
ENGINEERED SAFETY FEATURES RESPONSE TIMES l
INITIATING 5:GNAL AND FUNCTION RESPONSE TTME IN SECONOS 2.
Pressurizer Dressure-tow a.
Safety Injection (ECCS)
(1) High Pressure Safety injection 5 30.0*/18.5**
(2) Low Prtssure Safety Injection 5 45.5*/34.0**
h.
Containment Isolation
< 23.5*/12.0**
c.
Containment Cooling i 31.C*/19.5**
3.
Containment Pressure-Hinn a.
Safety Injection (ECCS)
(1) High Pressure Safety Injection 1 30 0*/18.S**
(2) Low Pressure Safety Iajection 5 45.5*/34.0**
b.
Containment Isolation
< 23.5*/12.0** I~)Sfi# 4CE 4.0 c,
Main Steam Isolation
[i4.0^/4.0t*__;
WilH 50 d.
Main Feedwater Isolation 1 6.0*/6.0**
e.
Containment Cocling
$ 31.0*/19.5**
4.
Containment Pressure--Hign-High a.
Containment Spray Pump
< 15.2*/2.7**
b.
Containesnt Spray Valves 511.0*/11.0**
c.
CCW to RCP Valves 1 23.5a/12.0**
5.
-Containment Area Radiatior-Hloh#
Containment Purge Val'.es Isolation 1 6.2*/6.2**
}REPL ACE 4,0 Steam Generator Pressure-Low WITH 5.0 a.
Main Steam Isolation 5 _4. 0 * /4. 0 "
o.
Main Feedwater Isolation i 6.0*/6.0**
7.
Refueling Water Storage Pool Low Containment Sump Recirculation 5 120.0*/108.5**
8.
4.16 kV Emergency Bus Undervoltage (Loss of Voltage)
Loss of Power (0 volts)
,2***
9.
480V-Emergency Bus Undervoltage (Loss of Voltage)-
^
Loss of Power (0 volts)
N.A.
10.
4.16 kV creroency Bus undervoltage (Degraded Voltage)
Loss of Power
_ 11***
WATERFORD - UNIT 3 3/4 3-23
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