ML20094F028
| ML20094F028 | |
| Person / Time | |
|---|---|
| Site: | Arkansas Nuclear  |
| Issue date: | 10/27/1995 |
| From: | - No Known Affiliation |
| To: | |
| Shared Package | |
| ML20094F032 | List: |
| References | |
| NPF-06-A-170 NUDOCS 9511080122 | |
| Download: ML20094F028 (1) | |
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EMERGENCY CORE COOLING SYSTEMS SURVEILLANCE REQUIREMENTS (Continued) f.
By verifying that each of the following pumps develops the indicated differential pressure on recirculation flow when tested pursuant to Specification 4.0.5:
1.
High-Pressure Safety Injection pump k 1360.4 paid with 90*r water.
2.
Low-Pressure Safety Injection pusp 2 156.25 paid with 90*r water.
g.
At least once per 18 months by verifying the correct position of each electrical and/or mechanical position stop for the following l
ECCS throttle valves:
LPSI System Valve Number a.
2CV-5037-1 b.
2CV-5017-1 c.
2CV-5077-2 d.
)
h.
By performing a flow balance test, during shutdown, following completion of modifications to the ECCS subsystem that alter the subsystem flow characteristics and verifying the following flow ratess l
EPSI System - Single Pump LPSI System - Single Pump The sum of the injection line a.
Injection Leg 1, 2 1059 gpm flow rates, excluding the b.
Injection Leg 2, 2 1059 gpm highest flow rate is greater c.
Injection Leg 3, 2 1059 gpm than or equal to 570 gpm.
d.
Injection Leg 4, 2 1059 gpm 9511080122 951027 PDR ADOCK 05000368 p
PDR ARKANSAS - UNIT 2 3/4 5-5 Amendment No. 44,444,4M.17
EMERGENCY CORE COOLING SYSTDts l
ECC5 $USSYSTEM5 - T,,, e 3004 LIMITING CONDITf0N FOR OPERATION-3.5.3 As a minime, one ECCS subsysten comprised of the following shall be OPERABLE:
One OPERABLE high-pressure safety injectfon pep. and a.
b.
An OPERA 8LE flow path capable of taking suction from the refueling water tank on a safety Injection Actuation 5fgnal and automatically transferring suction to the containment sep j
en a Recirculation Actuation 5fgnal.
APPLICABILITY: MODES 3* and 4. ~
j ACTION:
With no ECCS subsystem CPERABLE. restore at least one ECC5 a.
i subsysten to OPERABLE status within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> or be in COLD SHUTDOWN within the next to hours.
b.
In the event the ECC5 is actuated and injects water into the Reactor Coolant Systen, a Special Report shall be prepared and submitted to the Commission pursuant to Specification 6.g.2 within 90 days describing the cfreestances of the actuation and the total accoulated actuation cycles to date.
4 SURVEILLANCE REQUIREMENTS
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4 4.5.3 The ECCS subsystem sha11'be demonstrated OPERA 8LE per the applicable Surveillance Requirements of 4.5.2.
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Nit.h pressurtzer pressure < 1700 psfa.
4 ARKANSA5 - UNIT 3 3/45-5 1
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