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    I.S. EN 61724-1:2017

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    PHOTOVOLTAIC SYSTEM PERFORMANCE - PART 1: MONITORING

    Available format(s):  Hardcopy, PDF

    Superseded date:  23-09-2021

    Language(s):  English

    Published date:  01-01-2017

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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

    National Foreword
    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Monitoring system classification
    5 General
    6 Data acquisition timing and reporting
    7 Measured parameters
    8 Data processing and quality check
    9 Calculated parameters
    10 Performance metrics
    11 Data filtering
    Annex A (informative) - Sampling interval
    Annex B (informative) - Module backsheet temperature
            sensor selection and Attachment
    Annex C (informative) - Derate factors
    Annex D (normative) - Systems with local loads, storage,
            or auxiliary sources
    Bibliography
    Annex ZA (normative) - Normative references to
             international publications with their
             corresponding European publications

    Abstract - (Show below) - (Hide below)

    Defines equipment, methods, and terminology for performance monitoring and analysis of photovoltaic (PV) systems.

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

    Development Note For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (06/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

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

    EN 60904-3:2016 Photovoltaic devices - Part 3: Measurement principles for terrestrial photovoltaic (PV) solar devices with reference spectral irradiance data
    EN 60904-2:2015 Photovoltaic devices - Part 2: Requirements for photovoltaic reference devices
    IEC 60050-131:2002 International Electrotechnical Vocabulary (IEV) - Part 131: Circuit theory
    CLC/TS 61836:2009 Solar photovoltaic energy systems - Terms, definitions and symbols
    IEC 60904-10:2009 Photovoltaic devices - Part 10: Methods of linearity measurement
    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 60904-5:2011 Photovoltaic devices - Part 5: Determination of the equivalent cell temperature (ECT) of photovoltaic (PV) devices by the open-circuit voltage method
    ASTM G 183 : 2015 : REDLINE Standard Practice for Field Use of Pyranometers, Pyrheliometers and UV Radiometers
    ISO 9488:1999 Solar energy Vocabulary
    ISO 9060:1990 Solar energy Specification and classification of instruments for measuring hemispherical solar and direct solar radiation
    EN 61557-12:2008 Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 12: Performance measuring and monitoring devices (PMD)
    IEC TS 61836:2007 Solar photovoltaic energy systems - Terms, definitions and symbols
    ISO/IEC Guide 98-1:2009 Uncertainty of measurement — Part 1: Introduction to the expression of uncertainty in measurement
    IEC 60904-3 : 3.0 PHOTOVOLTAIC DEVICES - PART 3: MEASUREMENT PRINCIPLES FOR TERRESTRIAL PHOTOVOLTAIC (PV) SOLAR DEVICES WITH REFERENCE SPECTRAL IRRADIANCE DATA
    IEC TS 61724-2:2016 Photovoltaic system performance - Part 2: Capacity evaluation method
    IEC 62670-3:2017 Photovoltaic concentrators (CPV) - Performance testing - Part 3: Performance measurements and power rating
    ISO 9847:1992 Solar energy — Calibration of field pyranometers by comparison to a reference pyranometer
    EN ISO 9488:1999 Solar energy - Vocabulary (ISO 9488:1999)
    EN 60904-5:2011 Photovoltaic devices - Part 5: Determination of the equivalent cell temperature (ECT) of photovoltaic (PV) devices by the open-circuit voltage method
    EN 62670-3:2017 Photovoltaic concentrators (CPV) - Performance testing - Part 3: Performance measurements and power rating
    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)
    IEC 61557-12:2007 Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 12: Performance measuring and monitoring devices (PMD)
    EN 60904-10:2010 Photovoltaic devices - Part 10: Methods of linearity measurement
    ISO 9846:1993 Solar energy Calibration of a pyranometer using a pyrheliometer
    IEC 60904-2 : 3.0EN+(REDLINE+VERSION) PHOTOVOLTAIC DEVICES - PART 2: REQUIREMENTS FOR PHOTOVOLTAIC REFERENCE DEVICES
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
    IEC 62817:2014+AMD1:2017 CSV Photovoltaic systems - Design qualification of solar trackers
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