IEC 61225:2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Nuclear power plants - Instrumentation and control systems important to safety - Requirements for electrical supplies
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
12-31-2021
English - French
12-13-2005
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FOREWORD
0 Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 System requirements
4.1 Function and description
4.2 System divisions
4.3 System boundaries
5 Requirements for redundancy, physical separation,
and independence
5.1 General
5.2 Redundancy
5.3 Physical separation
5.4 Independence
5.5 Reliability
6 Functional requirements for I&C power supplies
6.1 Power supplies for I&C systems important to safety
6.2 Batteries and chargers
6.3 Inverters and converters
7 Requirements for distribution system design
7.1 System aspects
7.2 Load allocation
7.3 Electrical aspects
8 Effects of loads on supply quality
8.1 Electromagnetic interference
8.2 Transients
8.3 Load current
8.4 Safety loads and non-safety loads
9 Characteristics of supplies given to individual loads
9.1 DC supplies
9.2 AC supplies
10 Monitoring and protection
10.1 Monitoring
10.2 Protection
11 Qualification of equipment
12 Testing
13 Maintenance
Annex A (informative) Examples of specifications
Specifies the performance and the functional characteristics of the electrical supply systems required for the instrumentation and control (I&C) systems important to safety of a nuclear power plant. Gives also guidance on the possible use of these supplies for other I&C systems. Defines the methods of application of the relevant IAEA Safety Guide NS-G-1.3.
| Committee |
TC 45/SC 45A
|
| DevelopmentNote |
To be applied in conjunction with IEC 61513, IEC 61226, IEC 60709, IEC 60880 and IEC 62138. (12/2005) Stability Date: 2017. (09/2017)
|
| DocumentType |
Standard
|
| Pages |
63
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| BS IEC 61225:2005 | Identical |
| GOST R IEC 61225 : 2011 | Identical |
| NEN IEC 61225 : 2006 | Identical |
| NEN-EN-IEC 61225:2020 | Identical |
| 07/30135879 DC : 0 | |
| BS IEC 62118:2000 | Nuclear reactor instrumentation. Pressurized water reactor (PWR) of VVER design. Monitoring adequate cooling within the core during cold shutdown |
| NF EN 60964 : 2010 | NUCLEAR POWER PLANTS - CONTROL ROOMS - DESIGN |
| CEI EN 60964 : 2011 | NUCLEAR POWER PLANTS - CONTROL ROOMS - DESIGN |
| BS EN 61513:2013 | Nuclear power plants. Instrumentation and control important to safety. General requirements for systems |
| IEC TR 63123:2017 | Nuclear power plants - Instrumentation, control and electrical power systems - Guidance for the application of IEC 63147:2017/IEEE Std 497™ -2016 in the IAEA / IEC framework |
| 04/30042162 DC : DRAFT AUG 2004 | |
| BS IEC 61513:2011 | Nuclear power plants. Instrumentation and control important to safety. General requirements for systems |
| BS IEC 62117:1999 | Nuclear reactor instrumentation. Pressurized light water reactors (PWR). Monitoring adequate cooling within the core during cold shutdown. |
| 15/30309550 DC : DRAFT AUG 2015 | BS IEC 62855 ED 1.0 - NUCLEAR POWER PLANTS - ELECTRICAL SYSTEMS - ELECTRICAL POWER SYSTEM ANALYSIS |
| IEC TR 62096:2009 | Nuclear power plants - Instrumentation and control important to safety - Guidance for the decision on modernization |
| IEC 61497:1998 | Nuclear power plants - Electrical interlocks for functions important to safety - Recommendations for design and implementation |
| I.S. EN 61839:2014 | NUCLEAR POWER PLANTS - DESIGN OF CONTROL ROOMS - FUNCTIONAL ANALYSIS AND ASSIGNMENT |
| IEC 63147:2017 | Criteria for accident monitoring instrumentation for nuclear power generating stations |
| VDE 0491-4 : 2001 | NUCLEAR POWER PLANTS - PRESSURIZED LIGHT WATER REACTORS - MONITORING ADEQUATE COOLING WITHIN THE CORE DURING COLD SHUTDOWN |
| 09/30176792 DC : 0 | BS EN 61513 - NUCLEAR POWER PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - GENERAL REQUIREMENTS FOR SYSTEMS |
| BS IEC 61839 : 2000 | NUCLEAR POWER PLANTS - DESIGN OF CONTROL ROOMS - FUNCTIONAL ANALYSIS AND ASSIGNMENT |
| BS IEC 61505:1998 | Nuclear reactor instrumentation. Boiling water reactors (BWR). Stability monitoring |
| IEC 62118:2000 | Nuclear reactor instrumentation - Pressurized water reactor (PWR) of VVER design - Monitoring adequate cooling within the core during shutdown |
| IEC 61343:1996 | Nuclear reactor instrumentation - Boiling light water reactors (BWR) - Measurements in the reactor vessel for monitoring adequate cooling within the core |
| IEC TR 62235:2005 | Nuclear facilities - Instrumentation and control systems important to safety - Systems of interim storage and final repository of nuclear fuel and waste |
| IEC 60964:2009 | Nuclear power plants - Control rooms - Design |
| IEC 61513:2011 | Nuclear power plants - Instrumentation and control important to safety - General requirements for systems |
| I.S. EN 60964:2010 | NUCLEAR POWER PLANTS - CONTROL ROOMS - DESIGN |
| IEEE 497-2010 | IEEE Standard Criteria for Accident Monitoring Instrumentation for Nuclear Power Generating Stations |
| BS IEC 60964 : 2009 | NUCLEAR POWER PLANTS - CONTROL ROOMS - DESIGN |
| BS IEC 61497:1998 | Nuclear power plants. Electrical interlocks for functions important to safety. Recommendations for design and implementation |
| BS EN 61839:2014 | Nuclear power plants. Design of control rooms. Functional analysis and assignment |
| CEI EN 61513 : 2013 | NUCLEAR POWER PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - GENERAL REQUIREMENT FOR SYSTEMS |
| IEC 62117:1999 | Nuclear reactor instrumentation - Pressurized light water reactors (PWR) - Monitoring adequate cooling within the core during cold shutdown |
| IEC 62855:2016 | Nuclear power plants - Electrical power systems - Electrical power systems analysis |
| BS IEC 63147:2017 | Criteria for accident monitoring instrumentation for nuclear power generating stations |
| BS IEC 62855:2016 | Nuclear power plants. Electrical power systems. Electrical power systems analysis |
| PD IEC/TR 62096:2009 | Nuclear power plants. Instrumentation and control important to safety. Guidance for the decision on modernization |
| I.S. EN 61513:2013 | NUCLEAR POWER PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - GENERAL REQUIREMENTS FOR SYSTEMS (IEC 61513:2011 (EQV)) |
| BS EN 60964:2010 | Nuclear power plants. Control rooms. Design |
| IEC 61250:1994 | Nuclear reactors - Instrumentation and control systems important for safety - Detection of leakage in coolant systems |
| EN 60964:2010 | Nuclear power plants - Control rooms - Design |
| EN 61513:2013 | Nuclear power plants - Instrumentation and control important to safety - General requirements for systems |
| EN 61839:2014 | Nuclear power plants - Design of control rooms - Functional analysis and assignment |
| IEC 60038:2009 | IEC standard voltages |
| IEC 61226:2009 | Nuclear power plants - Instrumentation and control important to safety - Classification of instrumentation and control functions |
| IEC 62138:2004 | Nuclear power plants - Instrumentation and control important for safety - Software aspects for computer-based systems performing category B or C functions |
| IEC 60980:1989 | Recommended practices for seismic qualification of electrical equipment of the safety system for nuclear generating stations |
| IEC 60146-2:1999 | Semiconductor converters - Part 2: Self-commutated semiconductor converters including direct d.c. converters |
| IEC 60880:2006 | Nuclear power plants - Instrumentation and control systems important to safety - Software aspects for computer-based systems performing category A functions |
| IEC 60780:1998 | Nuclear power plants - Electrical equipment of the safety system - Qualification |
| IEC 61513:2011 | Nuclear power plants - Instrumentation and control important to safety - General requirements for systems |
| IEC 60709:2004 | Nuclear power plants - Instrumentation and control systems important to safety - Separation |
| IEC 60686:1980 | Stabilized power supplies, a.c. output |
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