ML19220B421
| ML19220B421 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 02/06/1976 |
| From: | Gilray J Office of Nuclear Reactor Regulation |
| To: | Kniel K Office of Nuclear Reactor Regulation |
| References | |
| NUDOCS 7904260009 | |
| Download: ML19220B421 (2) | |
Text
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DISTRIBUTICN Docket Files JGilray QA Reading NRR Reading Jocket No. 50-320,
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FES 6 1976 Project File
'RMcDermott a.M1temes AGai'and K. Kniel, Chief, Light Water Reactors Branch No. 2, D l
- IETROFCLITXi EDISCU CCNPA!iY - THREE MILE ISLE 2 Caring a ::eeting on February 6,1976, the subject applicant requested tnat we fcrnally request information pertaining to full centrol red l
i scram insertion times. This issue wa:7 previcusly discussed with trie applicant during a meeting on Septecoer 12, 1975 at wnica tire the a??licant was verbally requested to provide in Section 14 of tne FSAR i
eitner acceptance critaria for full control rod scram insertion tirces I
cc, alternatively provide tecnnir justification for not estaclishing sucn acceptance criteria. We ret
...end that the request for information cescribed in the enclosure be forwarded to the applicant.
original sip:d ri:
R. J. McDe~";
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John W. Gilray, Acting Chief Cuality Assurance Branch Division of Project l'anagement
Enclosure:
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(w/ enclosure)
D. J. Skovhol t, FM H. Silver, PM R. DeYoung, FM
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RMcDemott:dp ilray _
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Form AIC.318 (Rev. 9 53) AZCM O240 2 w. s. aovanmu s=7 mein,ime or nc as t ef 4.sas.e es 7904260007 L
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---a FES 6 1976 41.21(RSP)
Provide acceptance criteria in the test abstract for TP 330/5 for the time far full insertion of the control rods
' ' lowing a scram signai or, alternatively provide technical au_.ification for not establishing such acceptance criteria.
Yo'.r response should identify the postulated accident and trenslent event that establish the minimum allowable full insertion times for the control rods following receipt of a scram signal. Your response should also include charts of the scram reactivity curves (normalized worth as a function of time) that were utilized in the analyses of these events.
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