• NEMA BU 2 : 1996

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    MAJOR REQUIREMENTS RELATED TO THE APPLICATION AND TESTING OF LOW VOLTAGE BUSWAY

    Available format(s): 

    Superseded date:  26-09-2000

    Language(s): 

    Published date:  12-01-2013

    Publisher:  National Electrical Manufacturers Association

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

    Foreword
    Section 1 GENERAL
    1.1 Scope
    1.2 Referenced Standards
    Section 2 UNDERWRITERS LABORATORIES REQUIREMENTS
    2.1 Heating (Temperature Rise) Test
    2.2 Resistance to Impact Test
    2.3 Dielectric Test
    2.4 Resistance to bending Test
    2.5 Resistance to Crushing Test
    2.6 Bus Bar Pullout Test
    2.7 Insulation Resistance and Dielectric Strength
                   Test After Exposure to Rain
    2.8 Short Circuit Test
    2.9 Electric Conductivity Test
    Section 3 NEMA Standards
    3.1 Short Circuit Current Ratings
    3.2 Voltage Drop
    3.3 Resistance, Reactance, and Impedance
    3.4 Unusual Service Conditions
    Section 4 NATIONAL ELECTRICAL CODE REQUIREMENTS
    Section 5 STATE AND LOCAL CODES
    Section 6 ELECTRIC POWER COMPANY REQUIREMENTS
    6.1 Contacting Busway Manufacturers

    Abstract - (Show below) - (Hide below)

    Provides requirements for the application and testing of low voltage busway by giving a summary of the principal codes and standards applicable to the product.

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

    Document Type Standard
    Publisher National Electrical Manufacturers Association
    Status Superseded
    Superseded By

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

    NEMA ICS 3:2005 (R2010) INDUSTRIAL CONTROL AND SYSTEMS: MEDIUM VOLTAGE CONTROLLERS RATED 2001 TO 7200 VOLTS AC
    NEMA KS 1:2013 Heavy Duty Enclosed and Dead-Front Switches (600 Volts Maximum)
    UL 857:13ED 2009-03 Busways
    NEMA BU 1:2002 Busways
    NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
    NEMA LS 1-1992 (R2000) LOW VOLTAGE SURGE PROTECTION DEVICES
    NEMA ICS 1 : 2000(R2015) INDUSTRIAL CONTROL AND SYSTEMS: GENERAL REQUIREMENTS
    NEMA ICS 2:2008 Controllers, Contactors and Overload Relays Rated 600 V
    NEMA AB 1 Molded-Case Circuit Breakers, Molded Case Switches, and Circuit-Breaker Enclosures
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