ML19339C882
| ML19339C882 | |
| Person / Time | |
|---|---|
| Site: | LaSalle  |
| Issue date: | 02/10/1981 |
| From: | Delgeorge L COMMONWEALTH EDISON CO. |
| To: | Youngblood B Office of Nuclear Reactor Regulation |
| References | |
| LOD-81-40-15, NUDOCS 8102120212 | |
| Download: ML19339C882 (1) | |
Text
February 10, 1981 Mr. B.J. Youngblood, Chief Licnesing Branch 1 Division of Licensing U.S. Nuclear Regulatory Comission Washington, D.C.
20555 l
Subject:
LaSalle County Station Units 1 & 2, Protective Circuitry, RPS Power Supply, NRC Docket Nos. 50-373/374 LOD 81-40-15
Dear Mr. Youngblood:
The attached electrical drawings show the protective circuitry for l
the overvoltage, underfrequency, and undervoltage " black boxes" referenced on drawing IE-1-4216AA of FSAR Section 1.7.
These schematics were reproduced locally to provide an expedited informational package for Mr. John Knox of your Power Systems Branch.
The Section 1.7 Figure 1E-1-4216AB will be updated to include this i
information as a detail on sheet 2 for submittal with a subsequent FSAR Amendment.
Very truly yours,,
e I
et L.O. DelGeorge Nuclear Licensing Administrator Attachments: 184C4476 47E523794 cc: NRC Resident inspector LSCS 4 I e s
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