ML20150C383

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Requests Listed Addl Info Re Util Concerning Alternate Nuclear Instrumentation.Detailed Description of Alternate Sys Including Sensitivity,Range,Reliability & Alarm Capability Requested
ML20150C383
Person / Time
Site: Crane Constellation icon.png
Issue date: 03/09/1988
From: Travers W
Office of Nuclear Reactor Regulation
To: Standerfer F
GENERAL PUBLIC UTILITIES CORP.
References
CON-NRC-TMI-88-008, CON-NRC-TMI-88-8 NUDOCS 8803180215
Download: ML20150C383 (1)


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-DISTRIBUTION:

Central File ON 50-320 NRC PDR Local PDR TMI Site r/f March 9, 1988 TMI HQ r/f

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NRC/ Tit!88-003

-BBoger EJordan JPartlow Stewis Docket No. 50-320 i

WTravers I

MMasnik JThctnas lir. F. R. Standerfer TMoslak Vice President / Director TilI-2 ACRS GPU Nuclear Corporation Service List l

P. O. Box 480 j

Hiddletown, PA 17057 i

Dear fir. Standerfer; a

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Subject:

NuclearInstrumentation(67382)

Reference:

Letter from F. R. Standerfer, GPU Huclear Corporation to hRC dated. February 10, 1988 re "Nuclear Instrumentation" The referenced letter described a situation in which you night rely on alternate nuclear instrumentation. Our evaluation of the acceptability of the alternate nuclear instrumntation (HI) requires additional information.

Please respond to the following itens.

1.

Provide a more detailed description of the alternate HI systen including the sensitivity, range, reliability, and alam capability.

2.

What actions do you plan to take if the alternate HI systen is adversely affected by the plasma arc cutting unit?

3.

!!ow well will the alternate HI system be coupled with the fuel

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bearing region of the reactor vessel?

i Yours truly, 88031802] BBO h 20

/s/ J hn A. Thomas for o

PDR AD PDR William D. Travers P

Director Tlil-2 Cleanup Project Directorate cc:

T. F. Demitt R. E. Rogan W. E. Potts S. Levin J. J. Byrne A. W. lillier Service Distribution List (see attached)

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