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  • ISA RP12.1 : 1960

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    ELECTRICAL INSTRUMENTS IN HAZARDOUS ATMOSPHERES

    Available format(s): 

    Superseded date:  23-07-2013

    Language(s): 

    Published date:  12-01-2013

    Publisher:  International Society of Automation

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    Document Type Standard
    Publisher International Society of Automation
    Status Superseded
    Superseded By

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

    API 500B : 88 ERRATA RECOMMENDED PRACTICE FOR CLASSIFICATION OF LOCATIONS FOR ELECTRICAL INSTALLATIONS AT DRILLING RIGS & PRODUCTION FACILITIES ON LAND & ON MARINE FIXED & MOBILE PLATFORMS
    ISA 51.1 : 1979 PROCESS INSTRUMENTATION TERMINOLOGY
    API 500 RUSSIAN :1997 RECOMMENDED PRACTICE FOR CLASSIFICATION OF LOCATIONS FOR ELECTRICAL INSTALLATIONS AT PETROLEUM FACILITIES CLASSIFIED AS CLASS 1, DIVISION 1 AND DIVISION 2
    API 500 RUSSIAN : 1997 : R2002 RECOMMENDED PRACTICE FOR CLASSIFICATION OF LOCATIONS FOR ELECTRICAL INSTALLATIONS AT PETROLEUM FACILITIES CLASSIFIED AS CLASS 1, DIVISION 1 AND DIVISION 2
    API 540 : 1999 : R2006 ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS
    API 540:1999 ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS
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