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  • ISA 61241-1 : 2006

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 APPARATUS FOR USE IN ZONE 20, ZONE 21 AND ZONE 22 HAZARDOUS (CLASSIFIED) LOCATIONS - PROTECTION BY ENCLOSURES "TD"

    Available format(s):  Hardcopy

    Superseded date:  03-12-2013

    Language(s):  English

    Published date:  01-01-2006

    Publisher:  International Society of Automation

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Construction
    5 Practice A and practice B
    6 Requirements for electrical apparatus protected by enclosures
      for practice A for use in zones 21 and 22
      6.1 General
      6.2 Joints
    7 Requirements for electrical apparatus protected by enclosures
      for practice B for use in zone 21 or 22
      7.1 General
      7.2 Joints
      7.3 Operating rods, spindles or shafts
      7.4 Clearance of bolts
    8 Verification and tests
      8.1 General
      8.2 Type tests
    9 Marking
    Annex A - U.S. major deviations
    Bibliography

    Abstract - (Show below) - (Hide below)

    Applies to electrical apparatus protected by enclosures and surface temperature limitation for use in explosive dust atmospheres classified as zone 21 or zone 22 hazardous locations in accordance with Article 506 of the NEC. Also specifies requirements for design, construction and testing of electrical apparatus.

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

    Development Note Remains active in parallel with ISA 60079-31. (05/2011)
    Document Type Standard
    Publisher International Society of Automation
    Status Superseded
    Superseded By

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

    CSA C22.4 No. 1 : 2009(R2018) OBJECTIVE-BASED INDUSTRIAL ELECTRICAL CODE
    FM 3600 : 2018 ELECTRICAL EQUIPMENT FOR USE IN HAZARDOUS (CLASSIFIED) LOCATIONS - GENERAL REQUIREMENTS
    ISA 61241-18 : 2006 ELECTRICAL APPARATUS FOR USE IN ZONE 20, ZONE 21 AND ZONE 22 HAZARDOUS (CLASSIFIED) LOCATIONS - PROTECTION BY ENCAPSULATION "MD"
    NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
    CSA C22.4 PACKAGE : 2009 CONSISTS OF C22.4 NO. 1-09, OBJECTIVE-BASED INDUSTRIAL ELECTRICAL CODE AND C22.4 NO. 2-09, OBJECTIVE-BASED INDUSTRIAL ELECTRICAL CODE - SAFETY MANAGEMENT SYSTEM REQUIREMENTS
    ISA 61241-11 : 2006 ELECTRICAL APPARATUS FOR USE IN ZONE 20, ZONE 21 AND ZONE 22 HAZARDOUS (CLASSIFIED) LOCATIONS - PROTECTION BY INTRINSIC SAFETY "ID"

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

    IEC 60243-1:2013 Electric strength of insulating materials - Test methods - Part 1: Tests at power frequencies
    IEC 60662:2011 High-pressure sodium vapour lamps - Performance specifications
    IEC 60192:2001 Low-pressure sodium vapour lamps - Performance specifications
    ISO 4225:1994 Air quality General aspects Vocabulary
    IEC 60216-2:2005 Electrical insulating materials - Thermal endurance properties - Part 2: Determination of thermal endurance properties of electrical insulating materials - Choice of test criteria
    IEC 60050-426:2008 International Electrotechnical Vocabulary (IEV) - Part 426: Equipment for explosive atmospheres
    IEC 60079-11:2011 Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
    IEC 60093:1980 Methods of test for volume resistivity and surface resistivity of solid electrical insulating materials
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    IEC 60079-0:2011 Explosive atmospheres - Part 0: Equipment - General requirements
    NFPA 499 : 2017 CLASSIFICATION OF COMBUSTIBLE DUSTS AND OF HAZARDOUS (CLASSIFIED) LOCATIONS FOR ELECTRICAL INSTALLATIONS IN CHEMICAL PROCESS AREAS
    IEC 60947-3:2008+AMD1:2012+AMD2:2015 CSV Low-voltage switchgear and controlgear - Part 3: Switches, disconnectors, switch-disconnectors and fuse-combination units
    ISO 178:2010 Plastics Determination of flexural properties
    IEC 60216-1:2013 Electrical insulating materials - Thermal endurance properties - Part 1: Ageing procedures and evaluation of test results
    IEC 61241-14:2004 Electrical apparatus for use in the presence of combustible dust - Part 14: Selection and installation
    IEC 61241-10:2004 Electrical apparatus for use in the presence of combustible dust - Part 10: Classification of areas where combustible dusts are or may be present
    ISA 61241-0 : 2006 ELECTRICAL APPARATUS FOR USE IN ZONE 20, ZONE 21 AND ZONE 22 HAZARDOUS (CLASSIFIED) LOCATIONS - GENERAL REQUIREMENTS
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