ML20127F708
| ML20127F708 | |
| Person / Time | |
|---|---|
| Site: | Pilgrim |
| Issue date: | 06/18/1985 |
| From: | BOSTON EDISON CO. |
| To: | |
| Shared Package | |
| ML20127F688 | List: |
| References | |
| NUDOCS 8506250233 | |
| Download: ML20127F708 (3) | |
Text
,7 4
Die PNPS b
TABLE 3.2.B INSTRUMENTATION THAT INITIATES OR CONTROLS THE CORE AND CONTAINMENT COOLING SYSTEMS
- W Minimum # of om Operable Instrument Channels Per Trip System (1)
Trip Function Trip Level Setting Remarks
,g 2
Reactor tow-tow water at or above -49 in.
1.
In conjunction with Low u
Level indicated level (4)
Reactor Pressure, initiates Core Spray and LPCI.
2.
In conjunction with High Drywell Pressure, 120 second time delay and LPCI or Core Spray pump interlock initiates Auto Blowdown (ADS).
3.
4.
Initiates starting of Diesel Generators.
2 Reactor High Hater Level 9 48" indicated Trips HPCI and RCIC turbines.
level 1
Reactor Low Level
>307" above vessel Prevents inadvertent operation (inside shroud) zero (approximately of containment spray during 2/3 core height) accident condition.
2 Containment High Pressure 1 < p < 2 psig Prevenfs inadvertent operation of containment spray during accident condition.
Amendment No.
47