ML20199B426

Proposed Tech Specs Re Page 5 of 8 for FW Isolation Changes

ML20199B426
Person / Time
Site:	Callaway
Issue date:	11/10/1997
From:	UNION ELECTRIC CO.
To:
Shared Package
ML20199B415	List: ML20199B426 ULNRC-03681, Forwards marked-up Replacement Page 5 of Attachment 1 to & Two Replacement Page mark-ups for Insert 3/4 3-25 of Attachment 3 to
References
NUDOCS 9711180319
Download: ML20199B426 (3)

Text

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+- = INSERT 3/4 3-25 (page 1: of 3)

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ALLOWABLE - i TOTAL SENSOR _ TRIP '

A(,LOWANCE (TA) -- Z ERROR (S) - _ SETPOINT VALUE

. FUNCTIONAL UNIT .

'5.d Steam Generator Water - ,

- Level Low Low"* ,

--1) Vessc! AT Equivalent 6.0 2.72 1.65 5 Vessel AT 5 Vessel AT  :

_ Equivalent toi Equivalent to

, - S 10% RTP -'

'13.9% RTP Vessel AT(Power 1) -49%fTP

/MI%. .

Coincident with - ,

Steam Generator -20.2 17.58 2.0 2 20.2% of E 18.4% of _ 'l narrow range narrow range Water Level Low-Low instrument span instrument span

- (Adverse Containment

' Emironment) and Containment Pressure- 2.8 0.71 2.0 $ 1.5 psig 5 2.0 psig Emironmental Allowance Modifier OR-Steam Generator 14.8 -- 12.18 2.0 - 214.8% of 213.0% of

Water Level Low-Low - narrow range narrow range (Normal Centainment .  : instrument span instrument span

- Emironment)

~

L - With a Time Delay,(t) $ 232 seconds 5 240 seconds T

U 1

4 i e-

, ro. x

, . .c .. . - - . - . . . . - . ..,- -

INSERT 3/4 3-25 (page 2 of 3)

-TOTAL SENSOR TRIP ALLOWABLE FUNCTIONAL UNIT ALLOWANCE (TA) Z ERROR (S) SETPOINT VALUE

$.d Steam Generator Water Lesel Low-Low"*

6.0 2.72 1.65 5 Vessel AT $ Vessel AT

2) 10% RTP <

Vessel AT Equivalent Equivalent to Equivalent to 23.9% RTP 5 20% RTP -9t%fTP Vessel AT(Power-2) pp,4pj Coincident with Steam Generator 20.2 17.58 2.0 2 20.2% of 218.4% of narrow range narrow range Water Level Low-Low instrument span instrument spar.

(Adverse Containment Emironment) and 2.8 0.71 2.0 $ 1.5 psig $ 2.0 psig Containment Pressure-Environmental Allowance Modifier OR Steam Generator 14.8 12.18 2.0 214.8% of 213.0% of narrow range narrow range Water Level Low-Low instrumcat span instrument span (Normal Containment Environment)

With a Time Delay, (t) < 122 seconds < 130 seconds

,