Part 21 Report - 1996-550

 
 
LICENSEE: ROCHESTER GAS & ELECTRIC CORP.     
SITE: GINNA 1                               EN NUMBER:31128
DOCKET: 05000244                         EVENT DATE: 10-10-96
RX TYPE: PWR                             EVENT TIME: 09:38
VENDORS: W-2-LP                         NOTIFY DATE: 10-10-96
EMERGENCY CLASS: N/A  REGION: 1 STATE: NY      TIME: 09:38
OPS OFFICER: JOHN MacKINNON           
10 CFR SECTION: CCCC  21.21               UNSPECIFIED PARAGRAPH
UNIT  SCRAM   RX   INIT  INITIAL MODE     CURR   CURRENT MODE
      CODE   CRIT  PWR                    PWR
 1    N       Y    100   POWER OPERATION  100   POWER OPERATION

"A" SERVICE WATER PUMP MOTOR DID NOT PASS ITS POST-MODIFICATION  
FUNCTIONAL TEST.                                                 
                                                                 
A 350HP, 1800RPM, 460VAC, 3 PHASE, 500G FRAME, 1.15 SF, VERTICAL 
HOLLOW SHAFT MOTOR FOR USED AS A SERVICE WATER (SW) PUMP MOTOR   
MANUFACTURED BY U.S ELECTRICAL MOTORS DID NOT PASS ITS           
POST-MODIFICATION FUNCTIONAL TESTING PROGRAM. THE MOTOR WAS      
REMOVED FROM THE "A' SW PUMP, DISASSEMBLED, AND INSPECTED.       
INFERIOR WORKMANSHIP WAS DISCOVERED, MOST NOTABLY, DAMAGED
MOTOR 
LEADS. IN THE SCENARIO OF THE "C" SW PUMP OUT OF SERVICE AND A   
CONCURRENT LOSS OF POWER TO BUS 17, A LOSS OF ALL SW WOULD OCCUR 
IF THE "A" SW PUMP FAILED TO OPERATE DUE TO THE IDENTIFIED       
DEFECT.                                                          
THIS MOTOR WAS PURCHASED COMMERCIAL-GRADE, WAS                   
COMMERCIALLY-DEDICATED BY ROCHESTER GAS & ELECTRIC, AND SATISFIED
ALL TESTING REQUIREMENTS INCLUDED IN THE PROCUREMENT DOCUMENTS.