The U.S. Nuclear Regulatory Commission is in the process of rescinding or revising guidance and policies posted on this webpage in accordance with Executive Order 14151 Ending Radical and Wasteful Government DEI Programs and Preferencing, and Executive Order 14168 Defending Women From Gender Ideology Extremism and Restoring Biological Truth to the Federal Government. In the interim, any previously issued diversity, equity, inclusion, or gender-related guidance on this webpage should be considered rescinded that is inconsistent with these Executive Orders.

Part 21 Report - 1997-140

LICENSEE: ILLINOIS POWER CO. SITE: CLINTON 1 EN NUMBER:31864 DOCKET: 05000461 EVENT DATE: 01-07-97 RX TYPE: BWR EVENT TIME: 00:00 VENDORS: GE-6 NOTIFY DATE: 02-27-97 EMERGENCY CLASS: N/A REGION: 3 STATE: IL TIME: 17:10 OPS OFFICER: RUDY KARSCH 10 CFR SECTION: CDEG 21.21(c)(3)(i) DEFECTS/NONCOMPLIANCE UNIT SCRAM RX INIT INITIAL MODE CURR CURRENT MODE CODE CRIT PWR PWR 1 N N 0 REFUELING 0 REFUELING A TRANSFORMER USED TO PROVIDE POWER TO A 1E 120 VOLT DISTRIBUTION PANEL IS UNSTABLE IF IT IS LOADED WITH LESS THAN 2 AMPS. THIS IS CONTRARY TO THE REQUIREMENTS OF THE PURCHASE SPEC. THE TRANSFORMER (MODEL NUMBER P3C015C6/EAN GUARDIAN POWER CONDITIONER) IS MANUFACTURED BY PHOENIX POWER SYSTEMS. THE TRANSFORMER TRIPPED OFF WITH THE ADDITION OF A STEP LOAD FROM A LOW OR NO LOAD CONDITION. THIS FAILURE COULD RESULT IN THE LOSS OF POWER TO SAFETY-RELATED LOADS.

Page Last Reviewed/Updated Wednesday, March 24, 2021