Nuclear power plants - Instrumentation important to safety - Determination and maintenance of trip setpoints

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Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English - French

Published date

08-20-2002

Publisher

International Electrotechnical Committee

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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IEC 61888:2002

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