ML22278A217
| ML22278A217 | |
| Person / Time | |
|---|---|
| Site: | Limerick  |
| Issue date: | 09/19/2022 |
| From: | Constellation Energy Generation |
| To: | Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML22278A223 | List:
|
| References | |
| Download: ML22278A217 (6) | |
Text
LGS UFSAR CHAPTER 8 - ELECTRIC POWER TABLE OF CONTENTS
8.1 INTRODUCTION
8.1.1 General 8.1.2 Utility Power Grid and Offsite Power Systems 8.1.3 Onsite Power Systems 8.1.4 Safety-Related Loads 8.1.5 Design Bases 8.1.5.1 Offsite Power System 8.1.5.2 Onsite Power System 8.1.6 Regulatory Guides and IEEE Standards 8.1.6.1 Conformance with Regulatory Guides 8.1.6.1.1 Regulatory Guide 1.6 (March 1971) - Independence Between Redundant Standby (Onsite) Power Sources and Between Their Distribution Systems (Safety Guide 6) 8.1.6.1.2 Regulatory Guide 1.9 (March 1971) - Selection of Diesel Generator Set Capacity for Standby Power Supplies (Safety Guide 9) 8.1.6.1.3 Regulatory Guide 1.22 (February 1972) - Periodic Testing of Protection System Actuation Functions (Safety Guide 22) 8.1.6.1.4 Regulatory Guide 1.29 (February 1978) - Seismic Design Classification 8.1.6.1.5 Regulatory Guide 1.30 (August 1972) - Quality Assurance Requirements for the Installation, Inspection, and Testing of Instrumentation and Electric Equipment (Safety Guide 30) 8.1.6.1.6 Regulatory Guide 1.32 (February 1977) - Criteria for Safety-Related Electric Power Systems for Nuclear Power Plants 8.1.6.1.7 Regulatory Guide 1.40 (March 1973) - Qualification Tests of Continuous-Duty Motors Installed Inside the Containment of Water-Cooled Nuclear Power Plants 8.1.6.1.8 Regulatory Guide 1.41 (March 1973) - Preoperational Testing of Redundant Onsite Electric Power Systems to Verify Proper Load Group Assignments 8.1.6.1.9 Regulatory Guide 1.47 (May 1973) - Bypassed and Inoperable Status Indication for Nuclear Power Plant Safety Systems 8.1.6.1.10 Regulatory Guide 1.53 (June 1973) - Application of the Single Failure Criterion to Nuclear Power Plant Protection Systems 8.1.6.1.11 Regulatory Guide 1.62 (October 1973) - Manual Initiation of Protective Actions 8.1.6.1.12 Regulatory Guide 1.63 (October 1973 and July 1978) - Electric Penetration Assemblies in Containment Structures for Water-Cooled Nuclear Power Plants 8.1.6.1.13 Regulatory Guide 1.73 (January 1974) - Qualification Tests of Electric Valve Operators Installed Inside the Containment of Nuclear Power Plants 8.1.6.1.14 Regulatory Guide 1.75 (September 1978) - Physical Independence of Electric Systems 8.1.6.1.15 Regulatory Guide 1.81 (January 1975) - Shared Emergency and Shutdown Electric System for Multi-Unit Nuclear Power Plants 8.1.6.1.16 Regulatory Guide 1.89 (November 1974) - Qualification of Class 1E Equipment for Nuclear Power Plants CHAPTER 08 8-i REV. 16, SEPTEMBER 2012
LGS UFSAR TABLE OF CONTENTS (Cont'd) 8.1.6.1.17 Regulatory Guide 1.93 (December 1974) - Availability of Electric Power Sources 8.1.6.1.18 Regulatory Guide 1.100 (August 1977) - Seismic Qualification of Electric Equipment for Nuclear Power Plants 8.1.6.1.19 Regulatory Guide 1.106 (March 1977) - Thermal Overload Protection for Electric Motors on Motor-Operated Valves 8.1.6.1.20 Regulatory Guide 1.108 (August 1977) - Periodic Testing of Diesel Generator Units Used as Onsite Electric Power Systems at Nuclear Power Plants 8.1.6.1.21 Regulatory Guide 1.118 (June 1978) - Periodic Testing of Electric Power and Protection Systems 8.1.6.1.22 Regulatory Guide 1.128 (October 1978) - Installation Design and Installation of Large Lead Storage Batteries for Nuclear Power Plants 8.1.6.1.23 Regulatory Guide 1.129 (February 1978) - Maintenance, Testing, and Replacement of Large Lead Storage Batteries for Nuclear Power Plants 8.1.6.1.24 Regulatory Guide 1.131 (August 1977) - Qualification Tests of Electric Cables, Field Splices, and Connections for Light-Water-Cooled Nuclear Power Plants 8.1.6.1.25 Regulatory Guide 1.155 (June 1988) - Station Blackout 8.1.6.2 Conformance with IEEE Standards 8.1.6.2.1 IEEE 387 (1972) - Criteria for Diesel Generator Units Applied as Standby Power Supplies for Nuclear Power Generating Stations 8.1.6.3 Conformance with Branch Technical Positions 8.1.6.3.1 BTP - ICSB 4 (November 1975) - Requirements on Motor-Operated Valves In The ECCS Accumulator Lines 8.1.6.3.2 BTP - ICSB 8 - Use of Diesel Generator Sets for Peaking 8.1.6.3.3 BTP - ICSB 11 - Stability of Offsite Power Systems 8.1.6.3.4 BTP - ICSB 18 - Application of the Single Failure Criterion to Manually Controlled Electrically Operated Valves 8.1.6.3.5 BTP - ICSB 21 - Guidance for Application of Regulatory Guide 1.47 8.1.6.3.6 BTP - PSB 1 - Adequacy of Station Electric Distribution System Voltages 8.1.6.3.7 BTP - PSB 2 - Criteria For Alarms and Indications Associated With Diesel Generator Unit Bypassed And Inoperable Status 8.2 OFFSITE POWER SYSTEM 8.2.1 Description 8.2.1.1 Offsite Power Sources 8.2.1.2 Switchyards 8.2.1.3 Control Room Monitoring of Offsite Power Systems 8.2.1.4 Conclusion 8.2.2 Analysis 8.2.2.1 Transient Stability 8.2.2.2 Outages of Transmission Lines in the Vicinity of LGS 8.2.2.3 Unscheduled Outages 8.3 ONSITE POWER SYSTEMS 8.3.1 AC Power Systems 8.3.1.1 Description 8.3.1.1.1 Non-Class Ac System CHAPTER 08 8-ii REV. 16, SEPTEMBER 2012
LGS UFSAR TABLE OF CONTENTS (Cont'd) 8.3.1.1.2 Class 1E Ac Power System 8.3.1.1.3 Standby Power Supply 8.3.1.1.4 Electrical Equipment Layout 8.3.1.1.5 Design Criteria for Class 1E Equipment 8.3.1.1.6 Logic and Schematic Diagrams 8.3.1.1.7 Cable Derating and Cable Tray Fill 8.3.1.1.8 Fire Barriers and Separation Between Redundant Trays 8.3.1.2 Analysis 8.3.1.2.1 General Design Criteria and Regulatory Guide Compliance 8.3.1.2.2 Class 1E Equipment Exposed to Hostile Environment 8.3.1.2.3 Loss of Instrumentation and Control Power System Bus 8.3.1.3 Physical Identification of Safety-Related Equipment 8.3.1.4 Independence of Redundant Systems 8.3.1.4.1 Raceway and Cable Routing 8.3.1.4.2 Administrative Responsibilities and Controls for Ensuring Separation Criteria 8.3.2 Dc Power Systems 8.3.2.1 Description 8.3.2.1.1 Class 1E Dc Power System 8.3.2.1.2 Non-Class 1E Dc System 8.3.2.1.3 Cable Derating and Cable Tray Fill 8.3.2.1.4 Fire Barriers and Separation Between Redundant Trays 8.3.2.2 Analysis 8.3.2.2.1 Compliance with General Design Criteria, Regulatory Guides, and IEEE Standards 8.3.2.2.2 Physical Identification of Safety-Related Equipment 8.3.2.2.3 Independence of Redundant Systems 8.3.3 Fire Protection for Cable Systems 8.3.4 References CHAPTER 08 8-iii REV. 16, SEPTEMBER 2012
LGS UFSAR CHAPTER 8 - ELECTRIC POWER LIST OF TABLES TABLE TITLE 8.1-1 Electrical Channel Separation 8.2-1 Unscheduled Outages 8.3-1(a) Sequence of Events in the Automatic Application of Emergency Ac Loads on LOCA and LOOP 8.3-1(b) Sequence of Events in the Automatic Application of Emergency Ac Loads on LOCA and With Offsite Power Available 8.3-2 Summary of Loading Diesel Generators and Emergency Buses Safeguard and Selected Nonsafeguard Loads 8.3-3 Assignment of Safeguard and Selected Nonsafeguard Loads to Diesel Generators and Emergency Buses 8.3-4 DELETED 8.3-5 DELETED 8.3-6 DELETED 8.3-7 DELETED 8.3-8 DELETED 8.3-9 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, All Diesel Generators In Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA 8.3-10 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, D11 Diesel Generator Out-of-Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA 8.3-11 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, D12 Diesel Generator Out-of-Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA 8.3-12 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, D13 Diesel Generator Out-of-Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA 8.3-13 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, D14 Diesel Generator Out-of-Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA 8.3-14 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, D21 Diesel Generator Out-of-Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA 8.3-15 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, D22 Diesel Generator Out-of-Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA 8.3-16 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, D23 Diesel Generator Out-of-Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA 8.3-17 Diesel Generator and Emergency Bus Loading with Units 1 and 2 in Operation, D24 Diesel Generator Out-of-Service, Unit 1 Design Basis Accident; Unit 2 Spurious LOCA CHAPTER 08 8-iv REV. 16, SEPTEMBER 2012
LGS UFSAR LIST OF TABLES (cont'd)
TABLE TITLE 8.3-18 Deleted 8.3-18A Deleted 8.3-19 Deleted 8.3-20 Deleted 8.3-21 Deleted 8.3-22 Deleted 8.3-23 Deleted 8.3-24 Deleted 8.3-25 Deleted 8.3-26 Deleted 8.3-27 Instrument and Control Systems Power Supply Panels 8.3-28 Undervoltage Alarms 8.3-29 Panel Alarms With Loss of Power as Possible Indirect Cause 8.3-30 Instruments Used to Achieve Cold Shutdown 8.3-31 DELETED 8.3-32 This Table has been relocated to the TRM CHAPTER 08 8-v REV. 16, SEPTEMBER 2012
LGS UFSAR CHAPTER 8 - ELECTRIC POWER LIST OF FIGURES FIGURE TITLE 8.1-1 Deleted 8.1-2 440 Volt System 8.1-3 208 V and Lower Voltage System 8.1-4 Medium Voltage System 8.1-5 120 Volt System 8.2-1 Transmission System and Startup Feeds 8.2-2 Transmission System Single Line 8.2-3 Third Offsite Source Emergency Backup 8.2-4 Transmission System Relay Single Line Diagram 8.2-5 Transmission System Arrangement of Cable Trenches 8.2-6 Transmission System Line Routings 8.3-1 Deleted 8.3-2 Deleted 8.3-3 Deleted CHAPTER 08 8-vi REV. 16, SEPTEMBER 2012