• FM 3990 : 2018

    Current The latest, up-to-date edition.

    LESS OR NONFLAMMABLE LIQUID-INSULATED TRANSFORMERS

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    Published date:  12-01-2013

    Publisher:  Factory Mutual Research Corporation

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

    1 INTRODUCTION
    2 GENERAL INFORMATION
    3 GENERAL REQUIREMENTS
    4 PERFORMANCE REQUIREMENTS
    5 OPERATIONS REQUIREMENTS
    6 BIBLIOGRAPHY
    APPENDIX A - TRANSFORMER SPECIFIC
                 DEFITIONS AND TESTS

    Abstract - (Show below) - (Hide below)

    Provides performance requirements for liquid insulated distribution and power transformers, both naturally colled and transformers utilizing

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

    Development Note Effective date: 31/01/2021. (03/2018)
    Document Type Standard
    Publisher Factory Mutual Research Corporation
    Status Current

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

    FM 6933 : 1993 LESS FLAMMABLE TRANSFORMER FLUIDS
    IEEE C57.12.00 : 2015 STANDARD FOR GENERAL REQUIREMENTS FOR LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS
    IEEE/ASTM SI 10 : 2010 METRIC PRACTICE
    IEC 60076-4:1976 Power transformers - Part 4: Tappings and connections
    IEC 60076-8:1997 Power transformers - Part 8: Application guide
    IEEE C57.12.90 : 2010 LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS
    FM 6934 : 1983 NONFLAMMABLE TRANSFORMER FLUIDS
    IEC 60076-3:2013 Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air
    ASME PV CODE 8 DIV 1 : 2017 BOILER AND PRESSURE VESSEL CODE - RULES FOR CONSTRUCTION OF PRESSURE VESSELS DIVISION 1
    IEC 60076-1:2011 Power transformers - Part 1: General
    IEC 60076-2:2011 Power transformers - Part 2: Temperature rise for liquid-immersed transformers
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