IEC 61888:2002
Current
The latest, up-to-date edition.
Nuclear power plants - Instrumentation important to safety - Determination and maintenance of trip setpoints
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English - French
20-08-2002
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FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 Abbreviations
5 Determination of setpoints
5.1 Safety
5.2 Safety analysis
5.3 Limiting safety system setting (LSSS)
5.3.1 Channel uncertainty and trip setpoint
5.3.2 Channel uncertainty determination
5.3.3 Trip setpoint
5.3.4 Allowable value
5.4 Combination of uncertainties
5.4.1 Square-root-sum-of-squares method (SRSS)
5.4.2 Algebraic method
5.5 Operational considerations
5.6 Instrument channel range
6 Documentation
7 Maintenance of safety system setpoints
7.1 Testing
7.2 Replacement
Annex A (informative) Example of setpoint determination
Bibliography
Figures
Defines the requirements for assuring that automatic setpoints for nuclear safety system instrumentation are established and maintained within specified limits in nuclear power plants and nuclear reactor facilities.
| Committee |
TC 45/SC 45A
|
| DevelopmentNote |
Stability Date: 2017. (09/2017)
|
| DocumentType |
Standard
|
| Pages |
39
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Current
|
| Standards | Relationship |
| NEN IEC 61888 : 2002 | Identical |
| BS IEC 61888:2002 | Identical |
| IEC TR 62096:2009 | Nuclear power plants - Instrumentation and control important to safety - Guidance for the decision on modernization |
| I.S. EN 62765-1:2017 | NUCLEAR POWERS PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - MANAGEMENT OF AGEING OF SENSORS AND TRANSMITTERS - PART 1: PRESSURE TRANSMITTERS |
| BS IEC 62765-1 : 2015 | NUCLEAR POWERS PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - MANAGEMENT OF AGEING OF SENSORS AND TRANSMITTERS - PART 1: PRESSURE TRANSMITTERS |
| EN 62765-1:2017 | Nuclear powers plants - Instrumentation and control important to safety - Management of ageing of sensors and transmitters - Part 1: Pressure transmitters |
| 14/30258869 DC : 0 | BS IEC 62765-1 ED 1.0 - NUCLEAR POWER PLANTS - INSTRUMENTATION AND CONTROL IMPORTANT TO SAFETY - MANAGEMENT OF AGEING OF SENSORS AND TRANSMITTERS - PART 1: PRESSURE TRANSMITTERS |
| PD IEC/TR 62096:2009 | Nuclear power plants. Instrumentation and control important to safety. Guidance for the decision on modernization |
| BS EN 62765-1:2017 | Nuclear powers plants. Instrumentation and control important to safety. Management of ageing of sensors and transmitters Pressure transmitters |
| IEC 62765-1:2015 | Nuclear powers plants - Instrumentation and control important to safety - Management of ageing of sensors and transmitters - Part 1: Pressure transmitters |
| IEC 60050-394:2007 | International Electrotechnical Vocabulary (IEV) - Part 394: Nuclear instrumentation - Instruments, systems, equipment and detectors |
| IEC 60671:2007 | Nuclear power plants - Instrumentation and control systems important to safety - Surveillance testing |
| ISA S67.04 : 1988 | SETPOINTS FOR NUCLEAR SAFETY-RELATED INSTRUMENTATION |
| IEC 61226:2009 | Nuclear power plants - Instrumentation and control important to safety - Classification of instrumentation and control functions |
| IEC 60980:1989 | Recommended practices for seismic qualification of electrical equipment of the safety system for nuclear generating stations |
| IEC 60987:2007+AMD1:2013 CSV | Nuclear power plants - Instrumentation and control important to safety - Hardware design requirements for computer-based systems |
| IEC 60880-2:2000 | Software for computers important to safety for nuclear power plants - Part 2: Software aspects of defence against common cause failures, use of software tools and of pre-developed software |
| 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 |
| IEEE 338-2012 | IEEE Standard for Criteria for the Periodic Surveillance Testing of Nuclear Power Generating Station Safety |
| IEEE 603-2009 REDLINE | IEEE Standard Criteria for Safety Systems for Nuclear Power Generating Stations |
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