Pages that link to "PNO-I-89-010, on 890221,startup Transformer Tripped & Locked Out on Ground Differential Relay Actuation.Licensee Investigating Cause.Decay Heat Minimal & Reactor Water Temp Decreased About 1 F in First 3 H After Loss of Power"
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The following pages link to PNO-I-89-010, on 890221,startup Transformer Tripped & Locked Out on Ground Differential Relay Actuation.Licensee Investigating Cause.Decay Heat Minimal & Reactor Water Temp Decreased About 1 F in First 3 H After Loss of Power:
Displayed 50 items.
- ML20137Z160 (← links)
- PNO-I-97-019, on 970401,declared Unusual Event at Pilgrim Nuclear Power Station,Due to Inability to Provide Offsite Electrical Power to Safety Related Electrical Busses.Loss of Offsite Electrical Power Resulted from Faults on Lines (← links)
- ML20140G343 (← links)
- ML20133A820 (← links)
- PNO-I-80-002, on 800223,observed Two Individuals Climb Protected Area Barrier Fence on East Side of Site. Individuals Eluded Security Force Surveillance.All Onsite Personnel Identified (← links)
- PNO-I-80-024, on 800210,facility Lost Incoming 345 Kv Transmission Line.Caused by External Power Sys Problems.Core Defueled & Spent Fuel Pool Temp Remained Relatively Constant During Event (← links)
- PNO-I-86-026, on 860404,reactor Scrammed During Shutdown for Repair of Leaking RHR Valve.Caused by Unexpected Closing of MSIV Valves Due to Reactor Mode Switch Problem.Cooldown Effected by Releasing Steam Into HPCI Sys (← links)
- PNO-I-88-058, on 880527,util Mgt Halted Performance of General Maint at Facility.Licensee self-assessment Completed on 880526 Identified Maint Program Weaknesses.Addl Maint Tasks Being Reviewed on case-by-case Basis (← links)
- ML20151X465 (← links)
- ML20151X431 (← links)
- ML20151U161 (← links)
- PNO-I-88-019, on 880211,fire in Contaminated Area of Machine Shop Discovered.Fire Identified as Burning Insulation from heat-treating Machine Being Used on Valve Disc in Shop.Fire Extinguished.No Spread of Contamination from Area Occurred (← links)
- ML20199L884 (← links)
- PNO-I-97-072, on 971123,operators Initiated Plant Shutdown When Main Steam Isolation Valves AO-203-1C & AO-203-2B Were Declared Inoperable During Surveillance Test (← links)
- PNO-I-91-046, on 910626,irradiated Fuel Bundle Became Degrappled from Refuel Bridge Handling Device.Caused by Grapple Mechanism Failure to Unlatch Fuel Bundle.All Fuel Movement Operations Secured (← links)
- PNO-I-88-116, on 881108,voters Voted Down state-wide Referendum to Shutdown Plants in State of Ma If Nuclear Waste Produced in Process (← links)
- PNO-I-86-057, projected Startup Date Extended to Early 1987 for Performance of Three Addl Tasks Re Fire Protection Mods, Installation of Primary Containment Structure Enhancements & Reactor Refueling.Plant Shut Down Since 860412 (← links)
- PNO-I-86-037, on 860501,approx 80 Laborers Staged Wildcat Walkout in Response to Disciplinary Action Against Worker. Striking Laborers Fired.Rock Throwing Reported.Plant Currently Shut Down for Maint Outage (← links)
- PNO-I-86-028, on 860411,controlled Shutdown Initiated to Investigate Three Leaking Valves in LPCI Portion of RHR Sys. During Shutdown,Reactor Scrammed at Low Power When MSIVs Closed.Caused by Faulty Reactor Mode Switch (← links)
- ML20207H192 (← links)
- ML20206R693 (← links)
- PNO-I-97-061, on 970922,util Informed Region I of Receipt of Internal Nuclear Safety Concern Potentially Involving Instance of Falsification of Control Room Log in 1989.Formal Investigation Initiated & Press Release Issued (← links)
- ML20214F520 (← links)
- PNO-I-86-092, on 861119 All Offsite Power Lost.Caused by Heavy Storm & High Winds in Site Vicinity.Onsite Available Diesel Fuel Supplies Sufficient to Operate Diesels in Excess of 100 H (← links)
- ML20212N991 (← links)
- ML20212N558 (← links)
- PNO-I-87-003, on 861224,health Physics Technician Found Dead at Residence.On 870127,cause Determined to Be drug-related. Facility Drug Surveillance Increased & Fitness for Duty Policy Revised (← links)
- PNO-I-89-027, on 890412,RCIC Injection Valves Unexpectedly Opened During Testing of Sys Logic.Discharge Check Valve Failure Also Allowed Feedwater Backleakage,Contaminating Five Workers Slightly.Augmented Insp Team Dispatched (← links)
- ML20238D859 (← links)
- ML20249B583 (← links)
- ML20249B238 (← links)
- ML20249B165 (← links)
- ML20249B134 (← links)
- ML20249B126 (← links)
- ML20249A136 (← links)
- ML20248L588 (← links)
- ML20248H931 (← links)
- ML20247C971 (← links)
- PNO-I-89-049, on 890626,WT Russell Approved NRC Restart Assessment Panel Recommendation to Release Licensee from Third NRC Approval Point in Licensee Power Ascension Test Program.Testing Activities Scheduled for Next Phase (← links)
- ML20245D007 (← links)
- ML20236V043 (← links)
- ML20236U908 (← links)
- ML20236U853 (← links)
- ML20236U537 (← links)
- ML20236U533 (← links)
- ML20236U018 (← links)
- PNO-I-87-106, NRC Dispatched Augmented Insp Team to Facility to Commence Insp on 871115.Insp Will Focus on Sequence of Events & Licensees Response Re 871112 Loss of Offsite Power. Team Expected Onsite 871115-20 (← links)
- PNO-I-87-104, on 871107 & 08,util Identified Potential Breach of Security Vital Area Barrier & Series of Radiological Problems.Ongoing Maint & Mod Work Onsite Suspended.Licensee Presently Evaluating Situation (← links)
- PNO-I-87-069, corrects & Updates Info Contained in 870728 PNO-I-87-068 Re 870727 Apparent Contamination of Worker W/ Radium.Licensee Subsequently Determined That Worker Contaminated w/Pm-147.Clean-up Will Be Performed by Worker (← links)
- ML20236F419 (← links)