• CSA C22.2 No. 60950-21 : 2003

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    INFORMATION TECHNOLOGY EQUIPMENT - SAFETY - PART 21: REMOTE POWER FEEDING

    Available format(s):  Hardcopy, PDF

    Superseded date:  12-07-2021

    Language(s):  English

    Published date:  01-01-2016

    Publisher:  Canadian Standards Association

    Add To Cart

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

    PREFACE
    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
    5 Connection to telecommunication networks
    6 Remote power feeding
      6.1 RFT-C circuit limits
      6.2 RFT-V circuit limits
      6.3 Separation from other circuits and parts
      6.4 Installation instructions
    Annex A - (informative) Remote power feeding
      A.1 Overview
      A.2 Operational considerations
      A.3 Safety considerations
      A.4 Principle of remote power feeding
          A.4.1 RFT-C circuits
          A.4.2 RFT-V circuits
      A.5 Safety aspects
          A.5.1 Steady-state body current
          A.5.2 Body resistance
          A.5.3 Charged capacitance
    Annex B (informative) - Bibliography

    Abstract - (Show below) - (Hide below)

    Applicable 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 ALso numbered as UL 60950-21. (11/2003)
    Document Type Standard
    Product Note Reconfirmed EN
    Publisher Canadian Standards Association
    Status Superseded
    Superseded By

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

    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
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective