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    4. Asociacion Espanola de Normalizacion y Certificacion (AENOR)
    5. UNE-EN 62770:2014
    UNE-EN 62770:2014
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    UNE-EN 62770:2014

    Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
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    Publisher Asociacion Espanola de Normalizacion y Certificacion (AENOR)
    Publication Date 09/24/2014
    Page Count 24
    EAN ---
    ISBN ---
    Weight (in grams) ---

    modifies

    UNE-EN 50708-3-4:2023

    UNE-EN 50708-3-4:2023

    Power transformers - Additional European requirements - Part 3-4: Large power transformer - Special tests for corrugated tank and radiators
    29/03/2023
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    UNE 21428-1:2021

    UNE 21428-1:2021

    Three-phase liquid -immersed distribution transformers 50 Hz, from 25 kVA to 3 150 kVA with highest voltage for equipment not exceeding 36 kV. Part 1: General requirements. National complementary annex
    01/12/2021
    Active
    Most Recent
    UNE 21428-1:2017

    UNE 21428-1:2017

    Three-phase oil-immersed distribution transformers 50 Hz, from 25 kVA to 3 150 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. National complementary annex.
    01/02/2017
    Superseded
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    UNE-EN 62770:2014

    UNE-EN 62770:2014

    Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
    24/09/2014
    Active
    Most Recent

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    UNE-EN 62770:2014

    UNE-EN 62770:2014

    Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
    24/09/2014
    Active
    Most Recent
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