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    I.S. EN 62788-1-4:2016

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    MEASUREMENT PROCEDURES FOR MATERIALS USED IN PHOTOVOLTAIC MODULES - PART 1-4: ENCAPSULANTS - MEASUREMENT OF OPTICAL TRANSMITTANCE AND CALCULATION OF THE SOLAR-WEIGHTED PHOTON TRANSMITTANCE, YELLOWNESS INDEX, AND UV CUT-OFF WAVELENGTH

    Available format(s):  Hardcopy, PDF

    Superseded date:  04-01-2021

    Language(s):  English

    Published date:  01-01-2016

    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
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Apparatus
    6 Test specimens
    7 Measurement procedure
    8 Calculation and expression of results
    9 Uncertainty of measurements
    10 Test report
    Annex A (informative) - Advanced analysis of
            transmittance (absorption coefficients)
    Annex B (informative) - Applying the quantum
            efficiency of a specific cell technology
    Bibliography
    Annex ZA (normative) - Normative references to
             international publications with their
             corresponding European publications

    Abstract - (Show below) - (Hide below)

    Defines a method for measurement of the optical transmittance of encapsulation materials used in photovoltaic (PV) modules.

    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. (02/2017)
    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    Status Superseded
    Superseded By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
    CLC/TS 61836:2009 Solar photovoltaic energy systems - Terms, definitions and symbols
    ISO 17223:2014 Plastics — Determination of yellowness index and change in yellowness index
    EN ISO 11664-2:2011 Colorimetry - Part 2: CIE standard illuminants (ISO 11664-2:2007)
    IEC TS 61836:2007 Solar photovoltaic energy systems - Terms, definitions and symbols
    IEC 60904-3 : 3.0 PHOTOVOLTAIC DEVICES - PART 3: MEASUREMENT PRINCIPLES FOR TERRESTRIAL PHOTOVOLTAIC (PV) SOLAR DEVICES WITH REFERENCE SPECTRAL IRRADIANCE DATA
    EN ISO 11664-1:2011 Colorimetry - Part 1: CIE standard colorimetric observers (ISO 11664-1:2007)
    ISO 11664-1:2007 Colorimetry Part 1: CIE standard colorimetric observers
    EN ISO 13468-2:2006 Plastics - Determination of the total luminous transmittance of transparent materials - Part 2: Double-beam instrument (ISO 13468-2:1999)
    ISO 13468-2:1999 Plastics Determination of the total luminous transmittance of transparent materials Part 2: Double-beam instrument
    ISO 291:2008 Plastics Standard atmospheres for conditioning and testing
    EN ISO 291:2008 Plastics - Standard atmospheres for conditioning and testing (ISO 291:2008)
    ISO 11664-2:2007 Colorimetry — Part 2: CIE standard illuminants
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