ML20212H526

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Proposed Tech Specs Pages,Revising TS Re Loss of Power Setpoints for 4 Kv Emergency Buses
ML20212H526
Person / Time
Site: Peach Bottom  Constellation icon.png
Issue date: 09/27/1999
From:
PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
Shared Package
ML20212H512 List:
References
NUDOCS 9910010171
Download: ML20212H526 (2)


Text

c.

n LOP Instrumentation 3.3.8.1 Table 3.3.8.1 1 (sage 1 of 1) l Loss of Power Instrumentation REQUIRED CHANNELS SURVEILLANCE ALLOWABLE FUNCTION PER BUS REQUIREMENTS VALUE 1.

4 kV Emergency Bus Undervoltage (Loss of Voltage) a.

Bus Undervoltage 1

SR 3.3.8.1.3 NA SR 3.3.8.1.4 2.

4 kV Emergency Bus undervoltage (Degraded Voltage Low Setting) l a.

Bus Undervoltage 2

SR 3.3.8.1.1 3 2286 V and s 2706 V (1 per SR 3.3.8.1.2 source)

SR 3.3.8.1.4 b.

Time Delay 2

SR 3.3.8.1.1 t 1.5 seconds and (1 per SR 3.3.8.1.2 5 2.1 seconds source)

SR 3.3.8.1.4 3.

4 kV Emergency Bus Undervoltage (Degraded Voltage High Setting) l a.

Bus Undervoltage 2

SR 3.3.8.1.1 2 3409 Y and s 3829 V (1 per SR 3.3.8.1.2 source)

SR 3.3.8.1.4 b.

Time Delay 2

SR 3.3.8.1.1 e 23.0 seconds and (1 per SR 3.3.8.1.2 s 37.0 seconds source)

SR 3.3.8.1.4 4.

4 kV Emergency Bus Undervoltage (Degraded Voltage LOCA) i a.

Bus Undervoltage 2

SR 3.3.8.1.1 2 3766 V and 5 3836 Y (a)

(1 per SR 3.3.8.1.2 source)

SR 3.3.8.1.4 I

b.

Time Delay 2

SR 3.3.8.1.1 t 9.2 seconds and (1 per SR 3.3.8.1.2 5 10.8 seconds (a) l source)

SR 3.3.8.1.4 l

5.

4 kV Emergency Bus Undervoltage l

(Degraded Voltage non-LOCA) a.

Bus Undervoltage 2

SR 3.3.8.1.1 t 4116 V and s 4186 V (a)

(1 per SR 3.3.8.1.2 source)

SR 3.3.8.1.4 l

l b.

Time Delay 2

SR 3.3.8.1.1 a 57.8 seconds and 5 64.2 (1 per SR 3.3.8.1.2 seconds (a) source)

SR 3.3,8,1.4 l

j (a) Prior to the implementation of modification 96 01511, on a particular Function 4 or 5 relay, its Allowable Values are 4.a t 3691 V and 5 3713 V, with internal tim delay set t 0.9 seconds and 51.1 seconds, 4.b t 8.4 seconds and 5 9.6 seconds, 5.a a 4065 V and 5 4089 V, with internal time delay set t 0.9 seconds and s 1.1 seconds, 5.b t 57.0 seconds and s 63.0 seconds.

This note expires upon completion of modification 96 01511, but no later than March 1, 2000.

PBAPS UNIT 2 3.3-65 Amendment No.

9910010171 990927 PDR ADOCK 05000277 P

PDR

LOP Instrumentation 3.3.8.1 Table 3.3.8.1-1 (page 1 of 1)

Loss of Power Instrumentation REQUIRED CHANNELS SURVEILLANCE ALLOWABLE FUNCTION PER BUS REQUIRDIENt$

VALUE 1.

4 kV Emergency Bus Undervoltage (Loss of Voltage) a.

Bus Urdervoltage 1

SR 3.3.8.1.3 NA SR 3.3.8.1.4 2.

4 kV Emergency Bus Undervoltage (Degraded Voltage Low Setting) l a.

Bus Undervoltage 2

SR 3.3.8.1.1 t 2286 V and s 2706 V (1 per SR 3.3.8.1.2 source)

SR 3.3.8.1.4 b.

Time Delay 2

SR 3.3.8.1.1 2 1.5 seconds and (1 per SR 3.3.8.1.2 s 2.1 seconds source)

SR 3.3.8.1.4 3.

4 kV Emergency Bus Undervoltage (Degraded Voltage High Setting) l a.

Bus Undervoltage 2

SR 3.3.8.1.1 2 3409 Y and 5 3829 V (1 per SR 3.3.8.1.2 source)

SR 3.3.8.1.4 b.

Time Delay 2

SR 3.3.8.1.1 t 23.0 seconds and (1 per SR 3.3.8.1.2 s 37.0 seconds source)

SR 3.3.8.1.4 4.

4 kV Emergency Bus Undervoltage (Degraded Voltage LOCA) a.

Bus Undervoltage 2

SR 3.3.8.1.1 a 3766 V and 5 3836 V (a)

(1 per SR 3.3.8.1.2 source)

SR 3.3.8.1.4 b.

Time Delay 2

bA 3.3.8.1.1 2 9.2 seconds and (1 per SR 3.3.8.1.2 5 10.8 seccnds (a) source)

SR 3.3.8.1.4 5.

4 kV Emergency Bus undervoltage (Degraded Voltage non-LOCA) a.

Bus Undervoltage 2

SR 3.3.3.1.1 2 4116 V and s 4186 V (a)

(1 per SR 3.3.8.1.2 source)

SR 3.3.8.1.4 b.

Time Delay 2

se

.8.1.1 t 57.8 seconds and s 64.2 (1 per 1 8.1.2 seconds (a) source) e 3.

8.1.4 (a) Prior to the implementation of modification 96-01511, on a particular Function 4 or 5 relay, its Allowable Values are:

4.a e 3691 y and 5 3713 V, with internal time delay set t 0.9 seconds and s 1.1 seconds, 4.b t 8.4 seconds and 5 9.6 seconds, 5.a t 4065 V and 5 4089 V, with internal time delay set t 0.9 seconds and 5 1.1 seconds, 5.b t 57.0 seconds and s 63.0 seconds.

This note expires upon completion of modification 96 01511, but no later than March 1, 2000.

PBAPS UNIT 3 3.3-65 Amendment No.