ML19322C483
| ML19322C483 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 10/24/1979 |
| From: | Difidele R BURNS & ROE CO. |
| To: | Frampton G NRC - NRC THREE MILE ISLAND TASK FORCE |
| References | |
| TASK-TF, TASK-TMR NUDOCS 8001170812 | |
| Download: ML19322C483 (2) | |
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42shington, D. C. 20555
Dear R. Frampton:
During a telephone conversation of October 24, 1979, Mr. Jack Durr of the NRC/TKI Special Inquiry Group requested certain infomation from Mr. F. A. Spangenberg of Burns & Roe, Inc.
In response to that request we are pleased to transmit the follcwing iiiformation for relief valves RC-RlA, RC-RlB anGelectreatic relief valve RC-R2 uounted on pressurirer:
1 Valve Set Points _& Design Flow Coen Close Flow r-.
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V_al _ve ! Decription psig psi toRla Pressuriser Safety Valve 2435 2310 3?S072 FSR111' Pressuizer Safety Valyen 24352_2310 348072
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Reactor Coolaat Drain Tank Pressure Total Flce Valve Pressure
- Pressure, Ih./ar.
No.
16.7 osia
_164.7 psia
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l 953769 RC-RIA 421.43 413.68 953769 PSR13 421d3 413.64 l
953769 RC-R2 313.37 336.69 l'
11W4 RC-R2 276,02 286.77 t.
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Mr. George T. Frampton, Jr.
Page 2 Burns & Roe feel _s the pressure conM tions at_. valva..m. _... _ _
discharge end listed above should not preventiDe._
electeatle relief valve frm cloninc when closine act pzenure--is-w&,I.
We tr st that this will satisfy your requirements.
W rqwns.t. that, in accordance with our prior under-standings, all future requesta for information, doc-u:=ents, or assistance from the NRC/DiI Special Inquiry Group be addressed. to the undersigned.
Sincerely, E
h-b Lichard B. DiFid21e Staff Attorney P11D/JdcA/nin cc Glc?,n A..Hitchell, Esq.
5tedn, Ititch611 6 F.c:incs R. C. Cutler, GUU (Met-Ed Sito)
L Behrle, Met-Ed Site, Trailar #19, i
Accidecit Asse2s ent J. Durr, NIC ('mI Site) 1 l
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