ML17252A965

Dresden Nuclear Power Station, Unit 3 - Telegram Regarding Failure of the Unit 3 Generator Cooling Water Pump

ML17252A965
Person / Time
Site:	Dresden
Issue date:	12/14/1973
From:	Worden W P Commonwealth Edison Co
To:	Keppler J G Office of Nuclear Reactor Regulation
References
Download: ML17252A965 (2)

Text

U SATOAIC ENERGY CORPllSSlON 199 ROOSEVELT ROAD GLEN EU..YN ILL 60137 SUBJECT DPR025 DRE'SDEN NUCLEAR POt1ER STATION UNIT 3o THIS CONFIRA A CONVERSATION WITH MR MAURA OF YOUR OVFICE AT 1030 HOURS THIS DATE CONCERNING A FAILURE or THE UNIT 3 DIESEL GENERATOR COOLING WATER

• ON DECEr-lBER .14o 1973 AT 0005 KO.URS WHILE CONDUCTll\lG ROUTINE POST0RAiroTENANCE SURVEILLANCE. Of THE UNIT 3 DIESEL GENERATOR* THE 480 VOLT BREAKER FE£Dlt:a THE COOLING VAT!R PUMP TRIPPED CAUSING THE DIESEL GENERATOR TO TRIP ON HIGH ' oF-1201 c'H!MPERATURE o AL SYSTEAS REQUIRED TO BE OPERABLE \1HEN THE UNIT 3 DlESiL IS OUT or .SERVICE \1£R[ UWJEDIATELY T£ST£D AMD VERIFIED TO BI. OPERABLEo AN INVESTIGATION INTO THE-CAUSE OF THE WATER PmlP FEED BREAKER !RIP IS AT THIS T!REo . \1 P \!IORDEN, SUPER!l\JTENDENT DRESDEN NUCLEAR STATION CORAON\1£ALTK EDISON ROUT£ I PJORRIS ILLINOIS NNNN "'* """' ""':-,: \J J..

• • ".. *-**** .. UNITED STATES ATOMIC ENERGY COMMISSION. DIVISION OF COMPLIANCE REGION Ill 799 ROOSEVELT ROAD GLEN ELLYN, ILLINOIS 60137 A. RO Inspection Report No. Transmittal Date Distribution: RO Chief, FS&EB RO:HQ (5) 'Distribution: RO Chief, FS&EB RO:HQ (4) TEl..EPHONE (3' 2) 858--2660 DR Central Files Regulatory Standards (3) Licensing (13) L:D/D for Fuel & Materials DR Central Files RO Files B. RO Inquiry Report No. Transmittal Date Distribution: RO Chief, FS&EB RO:HQ (5) DR Central Files Regulatory Standards (3) Licensing (13) RO Files RO Files \ Distribution: RO Chief, FS&EB RO:HQ DR Central Files RO Files c. Incident Notification From: Commonwealth Edison Co., Docket No. 50-249 (Licensee & Docket No. (or License No.) Transmittal Date Distribution: RO Chief, FS&EB RO:HQ (4) Licensing (4) DR Central Files RO Files January 9, 1974 Distribution: RO chief, FS&EB RO:HQ (4) L:D/D for Fuel & Materials DR Central Files RO Files