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  • EN 50011:1977

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Low-voltage switchgear and controlgear for industrial use - Terminal marking, distinctive number and distinctive letter for particular contactor relays

    Available format(s): 

    Superseded date:  31-10-2010

    Language(s): 

    Published date:  01-02-1977

    Publisher:  European Committee for Standards - Electrical

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

    Foreword
    1 Scope
    2 Terminal marking rule
    3 Distinctive number and distinctive letter
    4 Contactor relays designated by the distinctive letter
      E
    Appendix - Contactor relays designated by distinctive
               letters X, Y or Z

    Abstract - (Show below) - (Hide below)

    This standard applies to contactor relays according to IEC Standard 337, having specific relative positions of the contact elements and an associated terminal numbering sequence. These particular contactor relays are designated by a distinctive number followed by a specified distinctive letter. The use of this standard is recommended where terminal marking is a requirement of the relevant standard for contactor relays, or is usual practice

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

    Committee CLC/TC 17B
    Development Note Also numbered as I.S. 520 (01/2002) Also numbered as BS 5583(1978). (08/2005)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Superseded
    Superseded By
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