• There are no items in your cart

IEC 60605-4:2001

Current
Current

The latest, up-to-date edition.

Equipment reliability testing - Part 4: Statistical procedures for exponential distribution - Point estimates, confidence intervals, prediction intervals and tolerance intervals
Available format(s)

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

Language(s)

English - French

Published date

08-14-2001

FOREWORD
1 Scope
2 Normative references
3 Definitions and Symbols
   3.1 Definitions
   3.2 Symbols
4 Assumptions and requirements
   4.1 Assumptions and information required for point
        estimates and confidence intervals
   4.2 Assumptions and requirements for prediction
        intervals
   4.3 Assumptions and requirements for tolerance
        intervals
5 Procedure for calculating point estimates and
   confidence intervals
   5.1 Time terminated tests
   5.2 Analytical procedure - Failure terminated tests
6 Prediction intervals for the number of failures in a
   future period
   6.1 Two-sided prediction intervals r[L2] and r[U2]
   6.2 One-sided prediction interval
7 Procedure for assigning tolerance intervals
   7.1 Upper Poisson tolerance bound
   7.2 Lower Poisson tolerance bound
Annex A (informative) Examples
      A.1 Point estimate of MTTF
      A.2 Application of lower one-sided 90 % confidence
          limit on mean time to failure (MTTF)
      A.3 Application of two-sided 90 % confidence limits
          on MTTF
      A.4 Application of a two-sided 90 % prediction
          interval
      A.5 Application of upper 90 % tolerance bound at
          95 % confidence
      A.6 Application of lower 90 % tolerance bound at
          95 % confidence
Annex B (informative) Relation between confidence,
        prediction and tolerance intervals
      B.1 Confidence intervals
      B.2 Prediction intervals
      B.3 Tolerance intervals
Annex C (normative) Computation of accumulated test
        time T*
      C.1 Case 1, one repaired item with constant failure
          intensity
      C.2 Case 2, more than one repaired item with
          identical constant failure intensities
      C.3 Case 3, non-repaired items
Annex D (normative) Tables of fractiles of the
        chi-squared distribution: X[2][alpha] (nu)
Annex E (normative) Integral of the chi-squared
        distribution and cumulative Poisson distribution
Annex F (normative) 0,95 fractiles of the F distribution
Bibliography

Provides statistical methods for evaluating point estimates, confidence intervals, prediction intervals and tolerance intervals for the failure rate of items whose time to failure follows an exponential distribution.

Committee
TC 56
DevelopmentNote
Stability Date: 2018. (10/2017)
DocumentType
Standard
Pages
65
PublisherName
International Electrotechnical Committee
Status
Current
Supersedes

Standards Relationship
CEI 56-5 V1 : 2000 Identical
BS IEC 60605-4:2001 Identical
CEI 56-5 : 1998 Identical
PN IEC 60605-4 : 2005 Identical
NEN IEC 60605-4 : 2001 Identical
CEI IEC 60605-4:2022 Identical
DIN IEC 60605-4:2002-08 Identical
UTEC 20 324 : 87 AMD 1 89 Identical

I.S. EN 50126-1:2017 RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 1: GENERIC RAMS PROCESS
CEI 56-46 : 2005 DEPENDABILITY MANAGEMENT - PART 3-5: APPLICATION GUIDE - RELIABILITY TEST CONDITIONS AND STATISTICAL TEST PRINCIPLES
BS EN 61069-5:2016 Industrial-process measurement, control and automation. Evaluation of system properties for the purpose of system assessment Assessment of system dependability
15/30324519 DC : 0 BS EN ISO 14224 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - COLLECTION AND EXCHANGE OF RELIABILITY AND MAINTENANCE DATA FOR EQUIPMENT
BS EN 62429:2008 Reliability growth. Stress testing for early failures in unique complex systems
CEI EN 61014 : 2006 PROGRAMMES FOR RELIABILITY GROWTH
BS EN 61649:2008 Weibull analysis
CEI EN 60300-3-2 : 2006 DEPENDABILITY MANAGEMENT - PART 3-2: APPLICATION GUIDE - COLLECTION OF DEPENDABILITY DATA FROM THE FIELD
BS EN 61810-2:2017 Electromechanical elementary relays Reliability
I.S. EN 61649:2008 WEIBULL ANALYSIS
EN 50126-1:2017 Railway Applications - The Specification and Demonstration of Reliability, Availability, Maintainability and Safety (RAMS) - Part 1: Generic RAMS Process
BIS IS 8161-7 : 2012(R2016) GUIDE FOR EQUIPMENT RELIABILITY TESTING - PART 7: COMPLIANCE TESTS FOR CONSTANT FAILURE RATE AND CONSTANT FAILURE INTENSITY
BS EN 50155:2017 Railway applications. Rolling stock. Electronic equipment
IEC 61069-5:2016 Industrial-process measurement, control and automation - Evaluation of system properties for the purpose of system assessment - Part 5: Assessment of system dependability
EN 60300-3-2 : 2005 Dependability management - Part 3-2: Application guide - Collection of dependability data from the field
EN 60300-3-4:2008 Dependability management - Part 3-4: Application guide - Guide to the specification of dependability requirements
EN 62429:2008 Reliability growth - Stress testing for early failures in unique complex systems
EN 61124:2012 RELIABILITY TESTING - COMPLIANCE TESTS FOR CONSTANT FAILURE RATE AND CONSTANT FAILURE INTENSITY (IEC 61124:2012)
EN 61649:2008 Weibull analysis
07/30112904 DC : 0 BS IEC 61649 - WEIBULL ANALYSIS - GOODNESS-OF-FIT TESTS AND CONFIDENCE INTERVALS FOR WEIBULL DISTRIBUTED DATA
BS 5760-17:1995 Reliability of systems, equipment and components Reliability growth. Statistical test and estimation methods
BS 5760-16.1:1996 Reliability of systems, equipment and components. Guide to stress screening Repairable items manufactured in lots
BS IEC 60300-3.5 : 2001 DEPENDABILITY MANAGEMENT - PART 3-5: APPLICATION GUIDE - RELIABILITY TEST CONDITIONS AND STATISTICAL TEST PRINCIPLES
BS EN 61511-1 : 2017 FUNCTIONAL SAFETY - SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 1: FRAMEWORK, DEFINITIONS, SYSTEM, HARDWARE AND APPLICATION PROGRAMMING REQUIREMENTS (IEC 61511-1:2016 + COR1:2016)
I.S. EN 61511-1:2017 FUNCTIONAL SAFETY - SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - NORMATIVE (UON) - PART 1: FRAMEWORK, DEFINITIONS, SYSTEM, HARDWARE AND SOFTWARE REQUIREMENTS
UNE-EN 62059-31-1:2010 Electricity metering equipment - Dependability -- Part 31-1: Accelerated reliability testing - Elevated temperature and humidity
CAN/CSA-C22.2 NO. 61511-1:17 Functional safety — Safety instrumented systems for the process industry sector — Part 1: Framework, definitions, system, hardware and application programming requirements (Adopted IEC 61511-1:2016, second edition, 2016-02, with Canadian deviations) | Sécurité fonctionnelle — Systèmes instrumentes de sécurité pour le secteur des industries de transformation — Partie 1 : Cadre, définitions, exigences pour le système, le matériel et la programmation d’application (norme IEC 61511-1:2016 adoptée, deuxième édition, 2016-02, avec exigences propres au Canada)
IEC 61810-2:2017 Electromechanical elementary relays - Part 2: Reliability
IEC 61511-1 REDLINE : 2ED 2016 FUNCTIONAL SAFETY - SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 1: FRAMEWORK, DEFINITIONS, SYSTEM, HARDWARE AND APPLICATION PROGRAMMING REQUIREMENTS
I.S. EN 60300-3-2:2005 DEPENDABILITY MANAGEMENT - PART 3-2: APPLICATION GUIDE - COLLECTION OF DEPENDABILITY DATA FROM THE FIELD
EN 61810-2:2017 Electromechanical elementary relays - Part 2: Reliability
IEC 61511-1:2016 RLV Functional safety - Safety instrumented systems for the process industry sector - Part 1: Framework, definitions, system, hardware and application programming requirements
I.S. EN ISO 14224:2016 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - COLLECTION AND EXCHANGE OF RELIABILITY AND MAINTENANCE DATA FOR EQUIPMENT (ISO 14224:2016)
I.S. EN 50155:2017-11 RAILWAY APPLICATIONS - ROLLING STOCK - ELECTRONIC EQUIPMENT
PD ISO/TS 18667:2018 Space systems. Capability-based Safety, Dependability, and Quality Assurance (SD&QA) programme management
BS EN 62059-41:2006 Electricity metering equipment. Dependability Reliability prediction
CEI EN 62429 : 2008 RELIABILITY GROWTH - STRESS TESTING FOR EARLY FAILURES IN UNIQUE COMPLEX SYSTEMS
02/400500 DC : DRAFT MAY 2002 IEC 61164. ED.2 - RELIABILITY GROWTH - STATISTICAL TEST AND ESTIMATION METHODS
12/30187831 DC : 0 BS EN 50126-1 - RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 1: GENERIC RAMS PROCESS
BS EN 62059-31-1:2008 Electricity metering equipment. Dependability Accelerated reliability testing. Elevated temperature and humidity
CEI EN 62059-31-1 : 2009 ELECTRICITY METERING EQUIPMENT - DEPENDABILITY - PART 31-1: ACCELERATED RELIABILITY TESTING - ELEVATED TEMPERATURE AND HUMIDITY
BS 5760-13.6:1997 Reliability of systems, equipment and components. Guide to reliability test conditions for consumer equipment Outdoor transportable equipment. Low degree of simulation
IEC 60605-3-4:1992 Equipment reliability testing - Part 3: Preferred test conditions - Section 4: Test cycle 4: Equipment for portable and non-stationary use - Low degree of simulation
IEC 61164:2004 Reliability growth - Statistical test and estimation methods
ISO 14224:2016 Petroleum, petrochemical and natural gas industries Collection and exchange of reliability and maintenance data for equipment
EN 50155:2017 Railway applications - Rolling stock - Electronic equipment
CEI EN 62059-41 : 2007 ELECTRICITY METERING EQUIPMENT - DEPENDABILITY - PART 41: RELIABILITY PREDICTION
04/30066208 DC : DRAFT DEC 2004 ISO 14224 - PETROLEUM AND NATURAL GAS INDUSTRIES - COLLECTION AND EXCHANGE OF RELIABILITY AND MAINTENANCE DATA FOR EQUIPMENT
BS 5760-13.2:1993 Reliability of systems, equipment and components. Guide to reliability test conditions for consumer equipment Conditions providing a high degree of simulation for equipment for stationary use in weatherprotected locations
PREN 50126-1 : DRAFT 2015 RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 1: GENERIC RAMS PROCESS
BS EN 61014:2003 Programmes for reliability growth
NF EN 61014 : 2003 PROGRAMMES FOR RELIABILITY GROWTH
CEI EN 60300-3-4 : 2010 DEPENDABILITY MANAGEMENT - PART 3-4: APPLICATION GUIDE - GUIDE TO THE SPECIFICATION OF DEPENDABILITY REQUIREMENTS
CEI 56-20 : 2000 EQUIPMENT RELIABILITY TESTING - PART 3: PREFERRED TEST CONDITIONS - SECTION 4: TEST CYCLE 4: EQUIPMENT FOR PORTABLE AND NON-STATIONARY USE - LOW DEGREE OF SIMULATION
BS EN 60300-3-2:2005 Dependability management Application guide. Collection of dependability data from the field
UNE-EN 61649:2012 Weibull analysis
NF EN 60300 3-4 : 2008 DEPENDABILITY MANAGEMENT - PART 3-4: APPLICATION GUIDE - GUIDE TO THE SPECIFICATION OF DEPENDABILITY REQUIREMENTS
IEC TR 62063:1999 High-voltage switchgear and controlgear - The use of electronic and associated technologies in auxiliary equipment of switchgear and controlgear
BS 5760-13.1:1993 Reliability of systems, equipment and components. Guide to reliability test conditions for consumer equipment Conditions providing a low degree of simulation for indoor portable equipment
I.S. EN 61014:2003 PROGRAMMES FOR RELIABILITY GROWTH
I.S. EN 61069-5:2016 INDUSTRIAL-PROCESS MEASUREMENT, CONTROL AND AUTOMATION - EVALUATION OF SYSTEM PROPERTIES FOR THE PURPOSE OF SYSTEM ASSESSMENT - PART 5: ASSESSMENT OF SYSTEM DEPENDABILITY
I.S. EN 61124:2012 RELIABILITY TESTING - COMPLIANCE TESTS FOR CONSTANT FAILURE RATE AND CONSTANT FAILURE INTENSITY
I.S. EN 61810-2:2017 ELECTROMECHANICAL ELEMENTARY RELAYS - PART 2: RELIABILITY
I.S. EN 62059-41:2006 ELECTRICITY METERING EQUIPMENT - DEPENDABILITY - PART 41: RELIABILITY PREDICTION
UNE-EN 62429:2012 Reliability growth - Stress testing for early failures in unique complex systems
IEC 60300-3-2:2004 Dependability management - Part 3-2: Application guide - Collection of dependability data from the field
IEC 61014:2003 Programmes for reliability growth
IEC 61649:2008 Weibull analysis
IEC 62059-41:2006 Electricity metering equipment - Dependability - Part 41: Reliability prediction
UNE-EN 61124:2014 Reliability testing - Compliance tests for constant failure rate and constant failure intensity
IEC 61124:2012 Reliability testing - Compliance tests for constant failure rate and constant failure intensity
EN 61511-1:2017/A1:2017 FUNCTIONAL SAFETY - SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 1: FRAMEWORK, DEFINITIONS, SYSTEM, HARDWARE AND APPLICATION PROGRAMMING REQUIREMENTS
BS EN 61164:2004 Reliability growth. Statistical test and estimation methods
BS 5760-13.4:1993 Reliability of systems, equipment and components. Guide to reliability test conditions for consumer equipment Conditions providing a low degree of simulation for equipment for portable and non-stationary use
UNE-EN 60300-3-4:2011 Dependability management -- Part 3-4: Application guide - Guide to the specification of dependability requirements
14/30298031 DC : 0 BS EN 61069-5 ED 2.0 - INDUSTRIAL-PROCESS MEASUREMENT AND CONTROL - EVALUATION OF SYSTEM PROPERTIES FOR THE PURPOSE OF SYSTEM ASSESSMENT - PART 5: ASSESSMENT OF SYSTEM DEPENDABILITY
03/108624 DC : DRAFT JULY 2003 IEC 60300-3-2 - DEPENDABILITY MANAGEMENT - PART 3-2: APPLICATION GUIDE - COLLECTION OF DEPENDABILITY DATA FROM THE FIELD
15/30330403 DC : 0 BS EN 50126-1 - RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS) - PART 1: GENERIC RAMS PROCESS
BS EN 60300-3-4:2008 Dependability management Application guide. Guide to the specification of dependability requirements
ISO/TS 18667:2018 Space systems — Capability-based Safety, Dependability, and Quality Assurance (SD&QA) programme management
API 689 : 2007 COLLECTION AND EXCHANGE OF RELIABILITY AND MAINTENANCE DATA FOR EQUIPMENT
I.S. EN 62059-31-1:2008 ELECTRICITY METERING EQUIPMENT - DEPENDABILITY - PART 31-1: ACCELERATED RELIABILITY TESTING - ELEVATED TEMPERATURE AND HUMIDITY
I.S. EN 61164:2004 RELIABILITY GROWTH - STATISTICAL TEST AND ESTIMATION METHODS
CEI EN 61649 : 2010 WEIBULL ANALYSIS
BS EN 61124:2012 Reliability testing. Compliance tests for constant failure rate and constant failure intensity
I.S. EN 60300-3-4:2008 DEPENDABILITY MANAGEMENT - PART 3-4: APPLICATION GUIDE - GUIDE TO THE SPECIFICATION OF DEPENDABILITY REQUIREMENTS
I.S. EN 62429:2008 RELIABILITY GROWTH - STRESS TESTING FOR EARLY FAILURES IN UNIQUE COMPLEX SYSTEMS
IEC 61511-1:2016+AMD1:2017 CSV Functional safety - Safety instrumented systems for the process industry sector - Part 1: Framework, definitions, system, hardware and application programming requirements
IEC 60300-3-5:2001 Dependability management - Part 3-5: Application guide - Reliability test conditions and statistical test principles
IEC 62429:2007 Reliability growth - Stress testing for early failures in unique complex systems
BS EN ISO 14224:2016 Petroleum, petrochemical and natural gas industries. Collection and exchange of reliability and maintenance data for equipment
IEC 60300-3-4:2007 Dependability management - Part 3-4: Application guide - Guide to the specification of dependability requirements
EN 61069-5:2016 Industrial-process measurement, control and automation - Evaluation of system properties for the purpose of system assessment - Part 5: Assessment of system dependability
EN 62059-31-1 : 2008 ELECTRICITY METERING EQUIPMENT - DEPENDABILITY - PART 31-1: ACCELERATED RELIABILITY TESTING - ELEVATED TEMPERATURE AND HUMIDITY
EN 62059-41:2006 Electricity metering equipment - Dependability - Part 41: Reliability prediction
EN 61164:2004 Reliability growth - Statistical test and estimation methods
EN 61014 : 2003 Programmes for reliability growth

IEC 60605-6:2007 Equipment reliability testing - Part 6: Tests for the validity and estimation of the constant failure rate and constant failure intensity
AS/NZS IEC 61703:2020 Mathematical expressions for reliability, availability, maintainability and maintenance support terms
AS/NZS IEC 61649:2020 Weibull analysis
ISO 3534-2:2006 Statistics Vocabulary and symbols Part 2: Applied statistics
ISO 3534-1:2006 Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability

View more information
US$273.00
Excluding Tax where applicable

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.