• I.S. EN 60950-21:2003

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    INFORMATION TECHNOLOGY EQUIPMENT - SAFETY - REMOTE POWER FEEDING

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  20-12-2020

    Language(s):  English

    Published date:  01-01-2003

    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)

    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Definitions
    4 General requirements
      4.1 Power from a telecommunication network
      4.2 Access to energized parts
      4.3 Protection in service access areas
      4.4 Protection in restricted access locations
      4.5 Interconnection of equipment
          4.5.1 General requirements
          4.5.2 Interconnection between RFT circuits
    5 Connection to telecommunication networks
    6 Remote power feeding
      6.1 RFT-C circuit limits
          6.1.1 Limits under normal operating conditions
          6.1.2 Limits under single fault conditions
          6.1.3 Limits with one conductor earthed
      6.2 RFT-V circuit limits
          6.2.1 Limits under normal operating conditions
          6.2.2 Limits under single fault conditions
          6.2.3 Limits with one conductor earthed
      6.3 Separation from other circuits and parts
      6.4 Installation instructions
    Annex A (informative) Remote power feeding
    Bibliography

    Abstract - (Show below) - (Hide below)

    Applies to information technology equipment intended to supply and receive operating power via a TELECOMMUNICATION NETWORK, where the voltage exceeds the limits for TNV CIRCUITS.

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

    Development Note For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    IEC 60950-1:2005+AMD1:2009+AMD2:2013 CSV Information technology equipment - Safety - Part 1: General requirements
    IEC TS 60479-1:2005+AMD1:2016 CSV Effects of current on human beings and livestock - Part 1: Generalaspects
    DIN VDE 0800-3 : 2003 INFORMATION TECHNOLOGY - PART 3: SAFETY OF INSTALLATIONS WITH REMOTE POWER FEEDING
    EN 60950-1:2006/A2:2013 INFORMATION TECHNOLOGY EQUIPMENT - SAFETY - PART 1: GENERAL REQUIREMENTS (IEC 60950-1:2005/A2:2013, MODIFIED)
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