ML20041E872

Annunciator Response Procedure Ann 4.14-31, Bus 9 Level Three Channel Failure

ML20041E872
Person / Time
Site:	Haddam Neck File:Connecticut Yankee Atomic Power Co icon.png
Issue date:	01/11/1982
From:	CONNECTICUT YANKEE ATOMIC POWER CO.
To:
Shared Package
ML20041E788	List: A02026, Forwards Addl Info Re Degraded Grid Voltage,In Response to NRC 811124 Request.Voltage Traces & Tables Re Proposed License Amend Surveillance Requirements Encl ML20041E789 ML20041E790 ML20041E791 ML20041E792 ML20041E793 ML20041E795 ML20041E796 ML20041E872
References
ANN-4.14-31-C, NUDOCS 8203150198
Download: ML20041E872 (1)

Text

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1.0 ALARM TITLE:

Bus 9 Level Three Channel Failure 2.0 MODULE NUMBER:

J1, 1-7 Lower

3.0 SETPOINT

74BXI-9 agastat drop actuated by one level three unit failure or low voltage on one phase.

4.0 SIGNIFICANCE

Indicates unit failure or low voltage on one phase.

5.0 PROCEDURE

Initiate Maintenance Request to determine which relay is in alarm and repair.

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