ML20059L257
| ML20059L257 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 01/31/1994 |
| From: | Office of Nuclear Reactor Regulation |
| To: | |
| Shared Package | |
| ML20059L261 | List: |
| References | |
| NUDOCS 9402030329 | |
| Download: ML20059L257 (2) | |
Text
.-
n j
TABLE 2.2-1 (Continued) s
==
g@
y REACTOR TRIP SYSTEM INSTRUMENTATION TRIP SETPOINTS o
- l$
2 TOTAL SENSOR kd N
ALLOWANCE ERROR M
e FUNCTIONAL UNIT (TA)
Z (S)
TRIP SETPOINT ALLOWABLE VALUE.
E of a
go 13.
Steam Generator Water m
level - Low-tow yog ea-
~
a.
Unit 1 25.0 22.08 2.0
>25.0% of narrow
>23.1% of narrow g
range instrument range instrument to span span b.
Unit 2 35.4 22.2 2.0 235.4% of narrow 233.4% of narrow range instrument range instrument span span 14.
Undervoltage - Reactor Coolant Pumps a.
Unit 1 7.7 1.2 0
14830 volts-24753 volts-l each bus each bus m
b.
Unit 2 7.7 1.2 0
24830 volts-24753 volts-each bus each bus
- 15. Underfrequency - Reactor Coolant Pumps ec hh a.
Unit 1 4.4 0
0 257.2 Hz 257.06 Hz l
m-b.
Unit 2 4.4 0
0 257.2 llz 257.06 Hz 16.
Turbine Trip kk a.
Low Trip System Pressure N.A.
N.A.
N.A.
259 psig 246.6 psig.
hh b.
Turbine Stop Valve N.A.
N.A.
N.A.
21% open 21% open gg Closure es
&E 17.
Safety injection input N.A.
N.A.
N.A.
N.A.
N.A.
from ESF co,e A'
53
?
y TABLE 2.2-1 (Continued)
REACTOR TRIP SYSTEM INSTRUMENTATION TRIP SETPOINTS m
TOTAL SENSOR 9
ALLOWANCE ERROR 7
FUNCTIONAL UNIT (TA)
Z (S)
TRIP SETPOINT All0WABLE VALUE E
18.
Reactor Trip System
]
Interlocks a.
Intermediate Range N.A.
N.A.
N.A.
I x 10
- amps 26 x ~ 10'" amps E
Neutron Flux, P-6 b.
Low Power Reactor Trips Block, P-7 1)
P-10 input N.A.
N.A.
N.A.
10% of RTP*
512.7% of RTP*
- 2) P-13 input N.A.
N.A.
N.A.
10% RTP* Turbine 512.7% RTP* Turbine First Stage Pres-First Stage Pressure
[
sure Equivalent Equivalent c.
Power Range Neutron N.A.
N.A.
N.A.
48% of RTP*
$50.7% of RTP*
Flux, P-8 d.
Power Range Neutron N.A.
N.A.
N.A.
s50% of RTP*
s52.7% of RTP*
Flux, P-9 e.
Power Range Neutron N.A.
N.A.
N.A.
10% of RTP*
27.3% of RTP*
Flux, P-10 19.
Reactor Trip Breakers N.A.
N.A.
N.A.
N.A.
N.A.
20.
Automatic Trip and Interlock N.A.
N.A.
N.A.
N.A.
N.A.
Logic
- RTP = RATED THERMAL POWER D
u
~ - ~ >
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