L-20-127, Supplement to 10 CFR 50.55a Request Number VRR4, Revision 0, Containment Isolation Valve Test Frequency
| ML20097C373 | |
| Person / Time | |
|---|---|
| Site: | Beaver Valley |
| Issue date: | 04/06/2020 |
| From: | Penfield R Energy Harbor Nuclear Corp |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| L-20-127 | |
| Download: ML20097C373 (3) | |
Text
Energy Harbor Nuclear Corp.
Beaver Valley Power Station P. O. Box 4 Shippingport, PA 15077 April 6, 2020 L-20-127 10 CFR 50.55a ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, DC 20555-0001
SUBJECT:
Beaver Valley Power Station, Unit No. 2 Docket No. 50-412, License No. NPF-73 Supplement to 10 CFR 50.55a Request Number: VRR4, Revision 0, Containment Isolation Valve Test Frequency By letter dated April 2, 2020, (Accession Number ML20093C288) Energy Harbor Nuclear Corp. requested approval of 10 CFR 50.55a request number VRR4, Revision 0, in accordance with 10 CFR 50.55a(z)(2) to defer testing of certain valves in the Beaver Valley Power Station, Unit No. 1 (BVPS-1) and Unit No. 2 (BVPS-2) Inservice Testing Programs for Pumps and Valves.
Energy Harbor Nuclear Corp. provides this supplement to clarify that the following valves are currently scheduled for testing during the BVPS-2 spring 2020 refueling outage. The remaining valves listed in VRR4 are scheduled for testing in the BVPS-1 spring 2021 refueling outage.
Valve ID Valve Description 2SIS*83 HHSI Check Vlv to RCS Hot Legs 2SIS*MOV869A HHSI Hot Legs Injection Isolation 2CHS*31 Charging Header Isolation Check 2CHS*MOV289 Normal Charging Header Isolation 2SIS*84 HHSI Check Vlv to RCS Hot Legs 2SIS*MOV869B HHSI Hot Legs Injection Isolation 2SIS*94 HHSI Chk Vlv to RCS Cold Legs 2SIS*MOV836 High Head to Cold Legs Inj Isol 2SIS*MOV840 High Head to Cold Legs Inj Isol 2CHS*474 RCP 21A Seal Supply CNMT Chk Rod L. Penfield Site Vice President, Beaver Valley Nuclear 724-682-5234
Beaver Valley Power Station, Unit No. 2 L-20-127 Page 2 Valve ID Valve Description 2CHS*MOV308A RCP 21A Seal Water Injection Isol 2CHS*476 RCP 21B Seal Supply CNMT Chk 2CHS*MOV308B RCP 21B Seal Water Injection Isol 2CHS*475 RCP 21C Seal Supply CNMT Chk 2CHS*MOV308C RCP 21C Seal Water Injection Isol 2CHS*472 Loop Fill CNMT Isolation Check 2CHS*FCV160 RCS Loop Fill Hdr Flow Cont Vlv 2SIS*95 HHSI Chk Vlv to RCS Cold Legs 2SIS*MOV867C HHSI PP Isol to Cold Leg Injection 2SIS*MOV867D HHSI PP Isol to Cold Leg Injection 2SIS*6 LHSI Pump 21A Discharge Check 2SIS*MOV8809A LHSI Pump 21A Suction Isolation 2SIS*MOV8890A LHSI Pump 21A Min Flow Recirc Isolation 2SIS*7 LHSI Pump 21B Discharge Check 2SIS*MOV8809B LHSI Pump 21B Suction Isolation 2SIS*MOV8890B LHSI Pump 21B Min Flow Recirc Isolation 2SIS*27 Check Valve to HHSI Pumps from RWST 2CHS*LCV115B Charging Pump Suction from RSWT 2CHS*LCV115D Charging Pump Suction from RSWT 2CCP*289 RCP 21A Thermal Barrier Clr Supply Chk 2CCP*MOV107A RCP 21A Thermal Barrier Clr Disch Isol 2CCP*290 RCP 21B Thermal Barrier Clr Supply Chk 2CCP*MOV107B RCP 21B Thermal Barrier Clr Disch Isol 2CCP*291 RCP 21C Thermal Barrier Clr Supply Chk 2CCP*MOV107C RCP 21C Thermal Barrier Clr Disch Isol Acronyms BIT Boron Injection Tank Chk Check CHS Charging System Clr Cooler CNMT Containment Disch Discharge Hdr Header HHSI High Head Safety Injection Inj Injection Isol Isolation LHSI Low Head Safety Injection Min Minimum MOV Motor operated valve PP Pump RCP Reactor Coolant Pump RCS Reactor Coolant System Recirc Recirculation SIS Safety Injection System Vlv Valve
Beaver Valley Power Station, Unit No. 2 L-20-127 Page 3 There are no regulatory commitments contained in this submittal. If there are any questions or additional information is required, please contact Mr. Phil H. Lashley, Acting Manager - Nuclear Licensing and Regulatory Affairs, at (330) 315-6808.
Sincerely, Rod L. Penfield cc: NRC Region I Administrator NRC Resident Inspector NRC Project Manager Director BRP/DEP Site BRP/DEP Representative