• PN EN 61643-21 : 2004 AMD 2 2013

    Current The latest, up-to-date edition.

    LOW VOLTAGE SURGE PROTECTIVE DEVICES - PART 21: SURGE PROTECTIVE DEVICES CONNECTED TO TELECOMMUNICATIONS AND SIGNALLING NETWORKS - PERFORMANCE REQUIREMENTS AND TESTING METHODS

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    Published date:  12-01-2013

    Publisher:  Polish Committee for Standardization

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    Committee TC 73
    Development Note AMD 1 2009 is only available in English. (06/2009) AMD 2 2013 is only available in English. (07/2013)
    Document Type Standard
    Publisher Polish Committee for Standardization
    Status Current
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