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  • IEEE C57.12.40-2011

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    IEEE Standard for Network, Three-Phase Transformers, 2500 kVA and Smaller; High Voltage, 34 500 GrdY/19 920 and Below; Low Voltage, 600 V and Below; Subway and Vault Types (Liquid Immersed)

    Available format(s):  PDF

    Superseded date:  20-07-2021

    Language(s):  English

    Published date:  25-01-2012

    Publisher:  Institute of Electrical & Electronics Engineers

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

    1. Overview
    2. Normative references
    3. Transformer performance requirements
    4. Tests
    5. Construction
    6. Primary disconnect and grounding switch
    7. Bushings
    8. Neutral termination
    9. Nameplate
    10. Connections of transformer for shipment
        by manufacturer
    Annex A (informative) - Bibliography
    Annex B (informative) - Coordination of bushing selection
            and application

    Abstract - (Show below) - (Hide below)

    Defines certain electrical, dimensional, and mechanical characteristics and takes into consideration certain safety features of three-phase, 60-Hz, liquid-immersed, self-cooled, network transformers with a primary grounding switch.

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

    Committee Transformers
    Development Note Supersedes IEEE DRAFT C57.12.40. (09/2006) Supersedes ANSI C57.12.40. (01/2011)
    Document Type Standard
    Publisher Institute of Electrical & Electronics Engineers
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    IEEE C57.12.37-2015 REDLINE IEEE Standard for the Electronic Reporting of Distribution Transformer Test Data
    IEEE C57.12.70-2011 IEEE Standard for Standard Terminal Markings and Connections for Distribution and Power Transformers
    IEEE C57.12.39-2017 IEEE Standard for Requirements for Distribution Transformer Tank Pressure Coordination
    IEEE C57.12.35-2013 IEEE Standard Bar Coding for Distribution Transformers and Step-Voltage Regulators
    IEEE 3001.5-2013 IEEE Recommended Practice for the Application of Power Distribution Apparatus in Industrial and Commercial Power Systems
    IEEE C57.12.44-2014 IEEE Standard Requirements for Secondary Network Protectors
    IEEE 386-2016 REDLINE IEEE Standard for Separable Insulated Connector Systems for Power Distribution Systems Rated 2.5 kV through 35 kV
    IEEE C37.121-2012 GUIDE FOR SWITCHGEAR - UNIT SUBSTATION - REQUIREMENTS
    IEEE C57.12.00-2015 IEEE Standard for General Requirements for Liquid-Immersed Distribution, Power, and Regulating Transformers

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

    IEEE C57.12.32-2002 IEEE Standard for Submersible Equipment - Enclosure Integrity
    IEEE 386-2016 REDLINE IEEE Standard for Separable Insulated Connector Systems for Power Distribution Systems Rated 2.5 kV through 35 kV
    IEEE C57.12.00-2015 IEEE Standard for General Requirements for Liquid-Immersed Distribution, Power, and Regulating Transformers
    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
    ASME B1.20.1 : 2013(R2018) PIPE THREADS, GENERAL PURPOSE (INCH)
    IEEE C57.12.20-2011 REDLINE IEEE Standard for Overhead-Type Distribution Transformers 500 kVA and Smaller: High Voltage, 34 500 V and Below; Low Voltage, 7970/13 800Y V and Below
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