ML18030A494

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Provides Info Re ATWS Recirculation Pump Trip Sys Design, Addressing SER Outstanding Issue 42.Recirculation Pump Is Tripped Directly at Motor W/Class IE Breakers
ML18030A494
Person / Time
Site: Susquehanna  Talen Energy icon.png
Issue date: 05/20/1981
From: Curtis N
PENNSYLVANIA POWER & LIGHT CO.
To: Youngblood B
Office of Nuclear Reactor Regulation
Shared Package
ML18026A358 List:
References
PLA-795, NUDOCS 8105220353
Download: ML18030A494 (4)


Text

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

ACCESSION NBR:8105220353 DOC ~ DATE! 81/05/20 NOTARIZED:

NO DOCKET ¹ FACIL:50 387 Susauehanna Steam Electric Stationi Unit 1< Pennsylva 05000387

, 50-388 Susguehanna Steam* Electric Stations Unit 2. PerInsylva 05 038 AUTH",NAME AUTHOR AFFILIATION CURTISP N'

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Pennsylvania Power,E, Light Co ~

REC IP ~ 9AMK RECIPIENT AFFILIATION YOUNGBLOOD<B.J ~

Licensing Branch 1

SUBJECT! Provides info re ATrrS recirculation pump trip sys desianE addressing SER-Outstanding Issue rl2.Recirculation pump is tripped directly at motor w/Class 1K breakers'ISTRIBUTION.CODE I

BOOBS COPIES RECEIVED:LTR f ENCL J SIZE r L23a TITLE: 4nticipated Transients without Scram, NOTES!Send IRE 3 copies FSAR R all amends F 1 cy.'BWR LRG PM(CRIB)

Send IRE 3 copies FSAR 8 all amends'

,1 cy.'BNR LRG PM(CRIB) 05000387 05000388 REC? PIKNT ID CODE/NAME ACTION.

LIC BR ¹2 9C 00 INTERNAL: A/D CORE

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PP~>l TWO NORTH NINTH STREET, ALLENTOWN, PA.

18101 PHONE: (215) 821-5151 NORMAN W. CURTIS Vice President. Engineering 8 Construction 821-5381 May 20, 198],-

Mr. B.J. Youngblood, Chief Licensing Branch No.

1 U.S. Nuclear Regulatory Commission Washington, D.C.

20555 Susquehanna Steam Electric Station ATWS Recirculation Pump Trip (SER Outstanding Issue 42)

ER100450 File 841-2 PLA795

Dear Mr. Youngblood:

The ATWS Recirculation Pump Trip being installed at Susquehanna is a Monticello type logic design.

In the SSES design the Recirculation pump is tripped directly at its motor with class If breakers'rather than at the M-G set.

Very truly yours N.

. Curtis Vice President-Engineering

& Construction-Nuclear cc:

R.M. Stark lent 1 0 8 2 8 0 DN

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