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  • CSA C227.5:2008

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    THREE-PHASE LIVE-FRONT PAD-MOUNTED DISTRIBUTION TRANSFORMERS

    Available format(s):  Hardcopy, PDF

    Superseded date:  07-07-2021

    Language(s):  English

    Published date:  01-01-2013

    Publisher:  Canadian Standards Association

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

    Preface
    1 Scope
    2 Reference publications
    3 Definitions
    4 Electrical characteristics
    5 Mechanical features
    6 Bushings, terminals, and grounding
    7 Tests
    8 Quality of work and finish
    9 Markings
    10 Optional items
    Annexes A (normative) - Warning labels

    Abstract - (Show below) - (Hide below)

    Defines requirements for three-phase live-front pad-mounted distribution transformer units that: (a) consist of a transformer and a separable or integral cable entrance compartment; (b) are rated 75 to 3000 kV.A and intended for operation on three-phase underground distribution systems having the preferred rated voltages specified in Tables 1 and 2; and (c) are intended for mounting outdoors on pads without additional protective enclosures.

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

    Document Type Standard
    Product Note Reconfirmed EN
    Publisher Canadian Standards Association
    Status Superseded
    Superseded By
    Supersedes

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

    W59-13 Welded steel construction (metal arc welding)
    CSA C802.1 : 2013 MINIMUM EFFICIENCY VALUES FOR LIQUID-FILLED DISTRIBUTION TRANSFORMERS
    ASTM D 1816 : 2012 : REDLINE Standard Test Method for Dielectric Breakdown Voltage of Insulating Liquids Using VDE Electrodes
    CAN/CSA-C50-14 (R2018) Mineral insulating oil, electrical, for transformers and switches
    IEEE C57.91-2011 REDLINE IEEE Guide for Loading Mineral-Oil-Immersed Transformers and Step-Voltage Regulators
    IEEE C57.12.90-2010 IEEE Standard Test Code for Liquid-Immersed Distribution, Power, and Regulating Transformers
    IEEE C57.12.28-2014 IEEE Standard for Pad-Mounted Equipment--Enclosure Integrity
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