ML20155G067
| ML20155G067 | |
| Person / Time | |
|---|---|
| Site: | Fermi  |
| Issue date: | 10/07/1988 |
| From: | DETROIT EDISON CO. |
| To: | |
| Shared Package | |
| ML20155G064 | List: |
| References | |
| NUDOCS 8810140069 | |
| Download: ML20155G067 (1) | |
Text
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TABLE 3.3.3-3 EMERGENCY CORE C00L'ING SYSTEN RESPONSE TINES RESPONSE TIME (Seconds)
TRIP FUNCTION 4
1.
CORE SPRAY SYSTEN Reactor Vessel Low Water Level - Level 1.
<30 a.
730 b.
Drywell Pressure-High RA*
c.
Reactor Steam Dome Pressure-Low MA d.
Manual Initiation 2.
LOW PRESSURE COOLANT INJECTION 20E OF RHR SYSTEM Reactor Vessel Low Water Level - Level 1
< 41 a.
7 43 b.
Drywell Pressure - High c.
Reactor Steam Dome Pressure - Low NA*
d.
Reactor Vessel Low Water Level - Level 2 NA L
lj Reactor m an Dome Pressure - Low NA e.
trential Pressure - High NA f.
Riser g.
Reci m >1 on Pump Differential Pressure -
NA High h.
Manual
' ion NA I
3.
HIGH PRESSUkt C00LA.
INJECTION SYSTEN Reactor Vessel Low Water Level - Level 2
< 30 a.
14G NA b.
Drywell Pressure - High c.
Condensate Storage Tank Level-L w RA d.
Reactor Vessel Water Level-High, Level 8 NA j
Suppression Pool Water Level-High NA e.
l f
Manual Initiation NA 7
f 4.
AUTOMATIC DEPRESSURIZATION SYSTEM r
I a.
Reactor Vessel Low Water Level - Level 1 NA NA e
b.
Drywell Pressure-High
)
i NA c.
ADS Timer l
d.
Core Spray Pump Discharge Pressure-High NA RHR LPCI Mode Pump Discharge Pressure-High NA l
e.
Lj f.
Reactor Vessel Low Water Level - Level 3 NA NA g.
Manual Initiation i
5.
LOSS OF POWER l
4.16 kV Erargency Bus Undervoltage (Loss a.
NA ofVoltage) 4.16 kV caerpncy) Bus Undervoltage b.
NA (Degradsd Vo tage i
l l
"These are pemis'sTve signals only. They do not activate ECCS initiation.
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