ML19336A257
| ML19336A257 | |
| Person / Time | |
|---|---|
| Site: | Cooper  |
| Issue date: | 08/06/1980 |
| From: | Pilant J NEBRASKA PUBLIC POWER DISTRICT |
| To: | Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| References | |
| IEB-80-19, NUDOCS 8010220249 | |
| Download: ML19336A257 (1) | |
Text
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August 6, 1980 Mr. Karl V. Seyfrit, Director U.S.. Nuclear Regulatory Commission g/
Offict of Inspection and Enforcement y
Region IV 611 Ryan Plaza' Drive Suite 1000 Arlington, Texas 76011
Subject:
IE Bulletin 80-19, Failures of Mercury-Wetted Matrix Relays in Reactor Protective Systems Of Operating Nuclear Power Plants Designed By Combustion Engineering
Dear Sir:
The subject bulletin requested actions in event mercury-wetted relays are used in the Reactor Protection System.
This letter is written to inform you that we do not use mercury-wetted relays in the Reactor Protection System.
It is estimated that 3 manhours were used in this review and preparation of this report.
If you have any questions regarding this subject, please contact us.
Sincerely, M
J... Pilant Director of Licensing and Quality Assurance JMP:LCL:cg cc:
U.S. Nuclear Regulatory Commission Office of Inspection and Enforcement Division of Reactor Operations Inspection Washington, DC 20555-l l
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