• UNE-EN 60076-4:2005

    Current The latest, up-to-date edition.

    Power transformers -- Part 4: Guide to the lightning impulse and switching impulse testing - Power transformers and reactors

    Available format(s):  Hardcopy, PDF

    Language(s):  Spanish, Castilian, English

    Published date:  13-10-2005

    Publisher:  Asociacion Espanola de Normalizacion

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

    1 Scope
    2 Normative references
    3 General
    4 Specified waveshapes
    5 Test circuit
    6 Calibration
    7 Lightning impulse tests
       7.1 Waveshapes
       7.2 Impulses chopped on the tail
       7.3 Terminal connections and applicable methods of
            failure detection
       7.4 Test procedures
       7.5 Recording of tests
    8 Switching impulse tests
       8.1 Special requirements
       8.2 Transformers
       8.3 Reactors
    9 Interpretation of oscillograms or digital recordings
       9.1 Lightning impulse
       9.2 Switching impulse
    1O Digital processing, including transfer function analysis
    11 Impulse test reports
    Annex A (informative) Principles of waveshape control
    Annex B (informative) Typical oscillograms and digital
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
    Table B.1

    Abstract - (Show below) - (Hide below)

    Provides guidance and explanatory comments on the existing procedures for lightning and switching impulse testing of power transformers to supplement the requirements of IEC 60076-3.

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

    Committee CTN 207/SC 14
    Development Note Supersedes UNE 20177. (10/2005)
    Document Type Standard
    Publisher Asociacion Espanola de Normalizacion
    Status Current
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