ML20214G488

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Forwards Reactor Safety & Electrical,Instrumentation & Control Sys Branches Evaluation of Psar.Listed Items Must Be Resolved Prior to ACRS Meeting.Hydrogen Control Sys Design & Rod Worth Minimizer Concern Deferrable.W/O Encl
ML20214G488
Person / Time
Site: Columbia Energy Northwest icon.png
Issue date: 08/14/1972
From: Knuth D
US ATOMIC ENERGY COMMISSION (AEC)
To: Boyd R
US ATOMIC ENERGY COMMISSION (AEC)
References
CON-WNP-0113, CON-WNP-113 NUDOCS 8605220216
Download: ML20214G488 (3)


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AUG 141972 nocket No. 50-397 Boger 8. Boyd, Assistant Director Ear poilfag Water Beactors, St.rsctorate of ten = tng EASWIS WWLIC 34RER MTLY SEBM,54WW EB. 2 WCEEdR SEmET, 30132T ED. 50-397 The saclosed evalmatiou use prepared by the Lassector Safety; Electrical, j

Instr====eation aPd Control systems Branch. Em the interest of satisfying i

schedole regsirements, this evaluation la==hmitted prior to receipt of reesired documentation from the applicant and, la at least two cases, with-ont resolotion of problem arees. These are identified below by topic and are addressed la the attached evaluation. The applicant understands that each of these items below smet be resolved and documented in the WBAR prior to the dCES meeting. Design of the Eydrogen Control System amed resolution of the Bod Worth ME=4mdmer concere usy be deferred and submitted sharing the j

Post Cnostruetion yariod (Itaan 7 & 8).

1.

Baresolved Areas of Comcarn 1.

Provision for

=w-t seenal reactor trip capability to satisfy the ragsiremmats of Paragraph 4.17 of IR B Std-279-1971.

t 2.

Provision for mensal actuatica of engineerad safsty features at the system level as regsired by Waragraph 4.17 of IEEE Std-279-1971.

II. Additional Bocamentati_op Reesitsd.

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Comettomat to satisfy IEEE Std-317-1971 'tleettimal Poestrettaa Assembliac la contairemst stanctures fler Baclear Feeled Pouer Generattag Staticans" and IEE Std-387-1971 Trial use Standard "Critaria for Diesel Somerator tilts Applied as Standby Power S w iias for Ehne1aar Sansreting e.

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Out11am of the test programa to gnalify the WCB dissal generator.

4 8605220216 720014 PDR ADOCK 05000397 A

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R. 8. Boyd, BWR 2

AUG

.; 1972 3.

iputline of the test program to qualify diesel geearasers if met heretofore politied 8er -4=== power piant servies. > =d== units are botas ecasidexed by the appliment.

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Design besee for eagissemed sadoty destume system bypass status Sadioaticas.

5.

ceble installation destas eriteria for esbling neuted in een Glass 1 1 centimes.

6.

Preifsinary design and safety design bases for Stadby ens Treatment systse inetnommatation and electrical anatures.

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7.

Safety damign bases for the Red Worth maame==r system.

l 8.

Pralistrary design and safety doety bassa for the Eydrogen Control l

system instnseentation amJ electriaal destures.

Original Signed by, Donald F. Knuth l l

l 3 5 -125 Bonald F. Death, Assistant 31:setor LE EA C 8 Irr Sor amoutor Sadety l

Directorare of Licensing

Enclosure:

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