• IEC 62058-11:2008

    Current The latest, up-to-date edition.

    Electricity metering equipment (AC) - Acceptance inspection - Part 11: General acceptance inspection methods

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    Language(s):  English - French, Spanish, Castilian

    Published date:  18-09-2008

    Publisher:  International Electrotechnical Committee

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    Table of Contents - (Show below) - (Hide below)

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
       3.1 Sources of data
       3.2 Types of sampling
       3.3 Specifications, values and test results
       3.4 Types of inspection
       3.5 Types of acceptance sampling inspection
       3.6 Acceptance sampling inspection system aspects
       3.7 Acceptance criteria
       3.8 Types of operating characteristic curves
       3.9 Terms relating to operating characteristics
       3.10 Outgoing quality concepts
       3.11 Other terms
    4 Symbols and abbreviations
       4.1 Symbols
       4.2 Acronyms
    5 General
       5.1 The objectives of acceptance inspection
       5.2 Acceptance sampling plans, schemes and systems
       5.3 Practical and economic advantages of using standard
             sampling plans
       5.4 Agreement between the parties
       5.5 Selection of sampling schemes and sampling plans
       5.6 Considerations influencing a selection
             5.6.1 Long and short production runs
             5.6.2 Lot-by-lot inspection
             5.6.3 Isolated lot inspection
             5.6.4 Attributes versus variables
             5.6.5 Single and double sampling
             5.6.6 's' method and 'sigma' method
       5.7 Nonconformity and nonconforming items
       5.8 Classification of nonconformities
       5.9 Operating characteristic (OC) curve
       5.10 Producer's risks (PR) and consumer's risk (CR)
       5.11 AQL, PRQ, LQ and CRQ
       5.12 Switching rules for normal, tightened and reduced
             inspection
       5.13 Inspection level
       5.14 Sample size code letter
       5.15 Place of inspection
       5.16 Submission of product for acceptance inspection
       5.17 Drawing of samples
       5.18 Acceptability of lots
    6 100 % inspection
       6.1 Application of the method
       6.2 Lot sizes and acceptance numbers
       6.3 Acceptance and non-acceptance
    7 Lot-by-lot inspection by attributes
       7.1 Application of the method
       7.2 Drawing of samples
       7.3 Inspection level
       7.4 Sampling plans
             7.4.1 Obtaining a sampling plan
             7.4.2 Single sampling plans
             7.4.3 Double sampling plans
             7.4.4 Determination of acceptability
       7.5 Normal, tightened and reduced inspection
             7.5.1 Start and continuation of inspection
             7.5.2 Normal to tightened
             7.5.3 Tightened to normal
             7.5.4 Normal to reduced
             7.5.5 Reduced to normal
             7.5.6 Discontinuation and resumption of inspection
       7.6 Operating characteristic (OC) curves
       7.7 Process average
       7.8 Average outgoing quality (AOQ)
       7.9 Average outgoing quality limit (AOQL)
       7.10 Consumer's risk (CR)
       7.11 Producer's risk (PR)
    8 Isolated lot inspection
       8.1 Application of the method
       8.2 Procedures specified
             8.2.1 Procedure A
             8.2.2 Procedure B
       8.3 Limiting quality
       8.4 Procedure A
       8.5 Procedure B
       8.6 Rules for acceptance and non-acceptance
    9 Skip-lot inspection
       9.1 Application of the method
       9.2 Manufacturer qualification
       9.3 Product qualification
       9.4 Detailed procedures
    10 Lot-by-lot inspection by variables
       10.1 Application of the method
       10.2 Choice between the 's' and the 'sigma' methods
       10.3 Standard plans
       10.4 Preliminary operations
       10.5 Standard multivariate 's' method procedures for
             independent quality characteristics with combined
             control
             10.5.1 General methodology
             10.5.2 Sampling plans
             10.5.3 Description of the procedure
             10.5.4 Simplified exact formula for the 's' method with
                     sample size 4
             10.5.5 Approximate procedure for the 's' method for
                     n >= 5
       10.6 Standard multivariate ' s' method procedures for
             independent quality characteristics with combined
             control
             10.6.1 General methodology
             10.6.2 Sampling plans
             10.6.3 Description of the procedure
       10.7 Procedure during continuing inspection
       10.8 Normality and outliers
             10.8.1 Normality
             10.8.2 Outliers
       10.9 Records
             10.9.1 Control charts
             10.9.2 Lots that are not accepted
       10.10 Normal, tightened and reduced inspection
       10.11 Discontinuation and resumption of inspection
       10.12 Switching between the 's' and 'sigma' methods
             10.12.1 Estimating the process standard deviation
             10.12.2 State of statistical control
             10.12.3 Switching from the 's' method to the 'sigma'
                     method
             10.12.4 Switching from the 'sigma' method to the 's'
                     method
       10.13 Consumer protection
       10.14 Operating characteristic curves
       10.15 Consumer's risk (CR)
       10.16 Producer' risk (PR)
    Annex A (normative) Random numbers
    Annex B (normative) Procedure for obtaining s or sigma
    Bibliography

    Abstract - (Show below) - (Hide below)

    IEC 62058-11:2008 specifies the general acceptance inspection methods which apply to newly manufactured electricity meters produced and supplied in lots of 50 and above.


    This publication is of high relevance for Smart Grid.

    General Product Information - (Show below) - (Hide below)

    Committee TC 13
    Development Note Together with IEC 62058-31, supersedes IEC 61358. Together with IEC 62058-21, supersedes IEC 60514. (03/2009) Stability Date: 2018. (10/2012)
    Document Type Standard
    Publisher International Electrotechnical Committee
    Status Current
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    NF EN 62058-21 : 2010 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 21: PARTICULAR REQUIREMENTS FOR ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0,5, 1 AND 2 AND CLASS INDEXES A AND B)
    15/30328426 DC : DRAFT JULY 2015 BS EN 62053-22/AMD1 - ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 22: STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S AND 0,5 S)
    BS EN 62058-21 : 2010 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 21: PARTICULAR REQUIREMENTS FOR ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0,5, 1 AND 2 AND CLASS INDEXES A AND B)
    BS EN 62058-31 : 2010 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 31: PARTICULAR REQUIREMENTS FOR STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S, 0,5 S, 1 AND 2, AND CLASS INDEXES A, B AND C)
    CEI EN 50470-2 : 2007 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 2: PARTICULAR REQUIREMENTS - ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASS INDEXES A AND B)
    15/30328422 DC : DRAFT JULY 2015 BS EN 62053-21/AMD1 - ELECTRICITY METERING EQUIPMENT (A.C.) -PARTICULAR REQUIREMENTS - PART 21: STATIC METERS FOR ACTIVE ENERGY (CLASSES 1 AND 2)
    I.S. EN 62058-21:2010 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 21: PARTICULAR REQUIREMENTS FOR ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0,5, 1 AND 2 AND CLASS INDEXES A AND B)
    15/30328410 DC : DRAFT JULY 2015 BS EN 62052-11/AMD1 - ELECTRICITY METERING EQUIPMENT (AC) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 11: METERING EQUIPMENT
    I.S. EN 50470-3:2006 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 3: PARTICULAR REQUIREMENTS - STATIC METERS FOR ACTIVE ENERGY (CLASS INDEXES A, B AND C)
    NF EN 62058-31 : 2010 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 31: PARTICULAR REQUIREMENTS FOR STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S, 0,5 S, 1 AND 2 AND CLASS INDEXES A, B AND C)
    BS EN 62053-11 : 2003 ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 11: ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0.5, 1 AND 2) (IEC 62053-11:2003)
    UNE-EN 62058-31:2011 Electricity metering equipment (a.c.) - Acceptance inspection -- Part 31: Particular requirements for static meters for active energy (classes 0,2 S, 0,5 S, 1 and 2, and class indexes A, B and C)
    07/30167036 DC : 0 BS EN 62058-21 - ELECTRICITY METERING EQUIPMENT (AC) - ACCEPTANCE INSPECTION - PART 21: PARTICULAR REQUIREMENTS FOR ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0.5, 1 AND 2)
    BS EN 50470-2 : 2006 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 2: PARTICULAR REQUIREMENTS - ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASS INDEXES A AND B)
    I.S. EN 62053-11:2003 ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 11: ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0,5, 1 AND 2)
    15/30328414 DC : DRAFT JULY 2015 BS EN 62052-21/AMD1 - ELECTRICITY METERING EQUIPMENT (AC) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 21: TARIFF AND LOAD CONTROL EQUIPMENT
    I.S. EN 62058-31:2010 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 31: PARTICULAR REQUIREMENTS FOR STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S, 0,5 S, 1 AND 2, AND CLASS INDEXES A, B AND C)
    BS EN 62053-21 : 2003 ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 21: STATIC METERS FOR ACTIVE ENERGY (CLASSES 1 AND 2) (IEC 62053-21:2003)
    CEI EN 50470-3 : 2007 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 3: PARTICULAR REQUIREMENTS - STATIC METERS FOR ACTIVE ENERGY (CLASS INDEXES A, B AND C)
    I.S. EN 62052-11:2003 ELECTRICITY METERING EQUIPMENT (AC) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 11: METERING EQUIPMENT
    BS EN 50470-3 : 2006 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 3: PARTICULAR REQUIREMENTS - STATIC METERS FOR ACTIVE ENERGY (CLASS INDEXES A, B AND C)
    I.S. EN 62053-22:2003 ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 22: STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S AND 0,5 S) (IEC 62053-22:2003/A1:2016/COR1:2018)
    BS EN 62053-22 : 2003 ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 22: STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S AND 0,5 S) (IEC 62053-22:2003)
    I.S. EN 62052-31:2016 ELECTRICITY METERING EQUIPMENT (AC) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 31: PRODUCT SAFETY REQUIREMENTS AND TESTS
    I.S. EN 50470-2:2006 ELECTRICITY METERING EQUIPMENT (A.C.) - PART 2: PARTICULAR REQUIREMENTS - ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASS INDEXES A AND B)
    CEI EN 62058-21 : 2011 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 21: PARTICULAR REQUIREMENTS FOR ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0,5, 1 AND 2 AND CLASS INDEXES A AND B)
    CEI EN 62058-31 : 2012 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 31: PARTICULAR REQUIREMENTS FOR STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S, 0,5 S, 1 AND 2, AND CLASS INDEXES A, B AND C)
    07/30167040 DC : 0 BS EN 62058-31 - ELECTRICITY METERING EQUIPMENT (AC) - ACCEPTANCE INSPECTION - PART 31: PARTICULAR REQUIREMENTS FOR STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S, 0,5 S, 1 AND 2)
    I.S. EN 62053-21:2003 ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 21: STATIC METERS FOR ACTIVE ENERGY (CLASSES 1 AND 2)
    I.S. EN 62052-21:2004 ELECTRICITY METERING EQUIPMENT (AC) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 21: TARIFF AND LOAD CONTROL EQUIPMENT
    IEC 62058-31:2008 Electricity metering equipment (AC) - Acceptance inspection - Part 31: Particular requirements for static meters for active energy (classes 0,2 S, 0,5 S, 1 and 2)
    IEC 62058-21:2008 Electricity metering equipment (AC) - Acceptance inspection - Part 21: Particular requirements for electromechanical meters for active energy (classes 0,5, 1 and 2)
    IEC 62053-21:2003+AMD1:2016 CSV Electricity metering equipment (a.c.) - Particular requirements - Part 21: Static meters for active energy (classes 1 and 2)
    IEC 62053-11:2003+AMD1:2016 CSV Electricity metering equipment (a.c.) - Particular requirements - Part 11: Electromechanical meters for active energy (classes 0,5, 1and 2)
    IEC 62052-31:2015 Electricity metering equipment (AC) - General requirements, tests and test conditions - Part 31: Product safety requirements and tests
    IEC 62052-21:2004+AMD1:2016 CSV Electricity metering equipment (a.c.) - General requirements, tests and test conditions - Part 21: Tariff and load control equipment
    13/30238229 DC : 0 BS EN 62052-31 - ELECTRICITY METERING EQUIPMENT (AC) - GENERAL REQUIREMENTS, TEST AND TEST CONDITIONS - PART 31: PRODUCT SAFETY REQUIREMENTS
    IEC 62052-11:2003+AMD1:2016 CSV Electricity metering equipment (a.c.) - General requirements, tests and test conditions - Part 11: Metering equipment
    IEC 62053-22:2003+AMD1:2016 CSV Electricity metering equipment (a.c.) - Particular Requirements - Part 22: Static meters for active energy (classes 0,2 S and 0,5 S)
    BS EN 62052-31:2016 (published 2016-06) Electricity metering equipment (AC). General requirements, tests and test conditions Product safety requirements and tests
    EN 62058-21 : 2010 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 21: PARTICULAR REQUIREMENTS FOR ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0,5, 1 AND 2 AND CLASS INDEXES A AND B)
    EN 62052-31 : 2016 ELECTRICITY METERING EQUIPMENT (AC) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 31: PRODUCT SAFETY REQUIREMENTS AND TESTS (IEC 62052-31:2015)
    EN 50470-3:2006 Electricity metering equipment (a.c.) - Part 3: Particular requirements - Static meters for active energy (class indexes A, B and C)
    EN 62053-11:2003/A1:2017/AC:2018-05 ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 11: ELECTROMECHANICAL METERS FOR ACTIVE ENERGY (CLASSES 0,5, 1 AND 2) (IEC 62053-11:2003/A1:2016/COR1:2018)
    EN 62053-22:2003/A1:2017/AC:2018-05 ELECTRICITY METERING EQUIPMENT (A.C.) - PARTICULAR REQUIREMENTS - PART 22: STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S AND 0,5 S) (IEC 62053-22:2003/A1:2016/COR1:2018)
    EN 50470-2:2006 Electricity metering equipment (a.c.) - Part 2: Particular requirements - Electromechanical meters for active energy (class indexes A and B)
    EN 62058-31 : 2010 ELECTRICITY METERING EQUIPMENT (A.C.) - ACCEPTANCE INSPECTION - PART 31: PARTICULAR REQUIREMENTS FOR STATIC METERS FOR ACTIVE ENERGY (CLASSES 0,2 S, 0,5 S, 1 AND 2, AND CLASS INDEXES A, B AND C)

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 3951-1:2013 Sampling procedures for inspection by variables — Part 1: Specification for single sampling plans indexed by acceptance quality limit (AQL) for lot-by-lot inspection for a single quality characteristic and a single AQL
    ISO 2859-3:2005 Sampling procedures for inspection by attributes Part 3: Skip-lot sampling procedures
    ISO 2854:1976 Statistical interpretation of data Techniques of estimation and tests relating to means and variances
    ISO 7870-1:2014 Control charts Part 1: General guidelines
    ISO/TR 8550-3:2007 Guidance on the selection and usage of acceptance sampling systems for inspection of discrete items in lots Part 3: Sampling by variables
    ISO 2859-2:1985 Sampling procedures for inspection by attributes Part 2: Sampling plans indexed by limiting quality (LQ) for isolated lot inspection
    ISO 3534-2:2006 Statistics Vocabulary and symbols Part 2: Applied statistics
    ISO 7966:1993 Acceptance control charts
    ISO 2859-10:2006 Sampling procedures for inspection by attributes Part 10: Introduction to the ISO 2859 series of standards for sampling for inspection by attributes
    ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
    ISO 5479:1997 Statistical interpretation of data — Tests for departure from the normal distribution
    ISO/TR 8550-1:2007 Guidance on the selection and usage of acceptance sampling systems for inspection of discrete items in lots Part 1: Acceptance sampling
    ISO/TR 8550-2:2007 Guidance on the selection and usage of acceptance sampling systems for inspection of discrete items in lots Part 2: Sampling by attributes
    ISO 3951-2:2013 Sampling procedures for inspection by variables Part 2: General specification for single sampling plans indexed by acceptance quality limit (AQL) for lot-by-lot inspection of independent quality characteristics
    ISO 3534-1:2006 Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability
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