ML20210R709
| ML20210R709 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 08/13/1999 |
| From: | TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC) |
| To: | |
| Shared Package | |
| ML20210R693 | List: |
| References | |
| NUDOCS 9908170196 | |
| Download: ML20210R709 (3) | |
Text
I l
RTS Instrumentation l
3.3.1 l
i l
Table 3.3.1-1 (page 2 Of 6)
Reactor Trip System Instrumentation i
APPLICABLE I
MODES OR OTHER SPECIFIED REQUIRED SURVEILLANCE ALLOWABLE FUNCTION CONDITIONS CilANNELS CONDITIONS REQUIREMENTS VALUE(a) 1.
Manual Reactor Trip 1,2 2
B SR 3.3.1.14 NA l
(
3(b),4(b),5(b) 2 C
SR 3.3.1.14 NA l
l 2.
Power Range Neutron Flux a.
High 1,2 4
D SR 3.3.1.1 s 111.7% RTP SR 3.3.1.2 (Unit 1) t l
SR 3.3.1.7 s 111.1% RTP l
SR 3.3.1.11 (Unit 2)
SR 3.3.1.16 b.
Low 1(C)2 4
E SR 3.3.1.1 SR 3.3.1.8 i
(
SR 3.3.1.11 SR 3.3.1.16 s 27.7% RTP 3.
Power Range 1,2 4
E SR 3.3.1.7 s 6.3 % RTP Neutron Flux Rate SR 3.3.1.1 I with time High Positive Rate constant a 2 sec l
4.
Intermediate Range 1(c),2(d) 2 F,G SR 3.3.1.1 s 31.5% RTP l
Neutron Flux SR 3.3.1.8 SR 3.3.1.1I l
S.
Source Range 2(*)
2 1.1 SR 3.3.1.1 s 1.4 E5 cps Neutron Flux SR 3.3.1.8 SR 3.3.1.11 3(b),4(b),5(b) 2 J.K.
SR 3.3.1.1 s 1.4 E5 cps SR 3.3.l.7 SR 3.3.1.ll (continued)
(a) The Allowable Value defines the limiting safety system setting. See the Bases fo; the Trip Setpoints.
(b) With Rod Control System capable of rod withdrawal or one or more rods not fully inserted.
(c) Below the F-10 (Power Range Neutron Flux) interlock.
(d) Above the P-6 (Intermediate Range Neutron Flux) interlock.
(e) Below the P-6 (Intermediate Range Neutron Flux) interlock.
COMANCHE PEAK-UNITS 1 AND 2 3.3-15 9908170196 990813 PDR ADOCK 05000445 P
m RTS Instrumentation 3.3.1 l
Table 3.3.1-1 (page 2 of 6)
Reactor Trip System Instrumentation l
APPLICABLE MODES OR OTHER SPECIFIED REQUIRED SURVEILLANCE ALLOWABLE FUNCTION CONDITIONS CHANNELS CONDITIONS REQUIREMENTS VALUE(a) 6.
Overtemperature
' 1,2 4
E SR 3.3.1.1 Refer to Note 1 N-16 SR 3.3.1.2 i
SR 3.3.1.3 SR 3.3.1.6 SR 3.3.1.7 SR 3.3.1.10 SR 3.3.1.16 7.
Overpower 1,2 4
E SR 3.3.1.1 s114.5% RTP N-16 E R 3.3.1.2 (Unit 1)
SR 3.3.1.7 s113.4% RTP SR 3.3.1.10 (Unit 2)
SR 3.3.1.16 8.
Pressurizer Pressure a.
Low 1(9) 4 M
SR 3.3.1.1 a 1863.6 psig SR 3.3.1.7 (Unit 1)
SR 3.3.1.10 a 1865.2 psig SR 3.3.1.16 (Unit 2) b.
High 1,2 4
E s 2400.8 psig SR 3.3.1.1 (Unit 1)
SR 3.3.1.7 s 2401.4 psig SR 3.3.1.10 (Unit 2)
SR 3.3.1.16 9.
Pressurizer Water 1(9) 3 M
SR 3.3.1.1 s 93.9% of Level-High SR 3.3.1.7 instrument span SR 3.3.1.10 (continued)
(a) The Allowable Value defines the limiting safety system setting. See the Bases for the Trip Setpoints.
(g) Above the P-7 (Low Power Reactor Trips Block) Interlock.
COMANCHE PEAK - UNITS 1 AND 2 3.3-16
t RTS Instrumentation l
B 3.3.1 l
Table B 3.3.1-1 (page 1 of 2)
Reactor Trip System Setpoints Function Trip Setpoint 1.
Manual Reactor Trip N/A 2.
a.
Power Range Neutron Fiux, High s 109% RTP 2.
b.
Power Range Neutron Flux, Low s 25% RTP 3.
Power Range Neutron Flux Rate, High Positive Rate s 5% RTP with a time constant 2 2 seconds 4.
Intermediate Range Neutron Flux, High s 25% RTP 1
l 5.
Source Range Neutron Flux, High
- s 1 05 cps 6.
Overtemperature N-16 See Note 1, Table 3.3.1-1 7.
Overpower N-16 s 112% RTP (Unit 1) s 110% RTP (Unit 2) i 8.
a.
Pressurizer Pressure, Low a 1880 psig 8.
b.
Pressurizer Pressure, High s 2385 psig
. 9.
Pressurizer Water Level-High
- r. 92% span
- 10. Reactor Coolant Flow-Low a 90% tif nominal flow
- 11. Not Used.
1
- 12. Undervoltage RCPs a 4830 volts
- 13. Underfrequency RCPs a 57.2 Hz j
i-t-
f, (continued) l COMANCHE PEAK-UNITS 1 AND 2 B 3.3-64 i