• I.S. EN 50171:2021

    Current The latest, up-to-date edition.

    Central safety power supply systems

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  03-01-2022

    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)

    European foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Operating modes of central safety power supply systems
    5 Operating conditions and requirements
    6 Constructional design
    7 Required information for safe installation and operation of central safety power supply systems
    8 Tests

    Abstract - (Show below) - (Hide below)

    This document specifies the general requirements for central power supply systems for an independent energy supply to essential safety equipment.

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    Committee TC 22X
    Document Type Standard
    Product Note The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
    Publisher National Standards Authority of Ireland
    Status Current
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