• IEC 60079-0 REDLINE : 7.0

    Current The latest, up-to-date edition.


    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Language(s):  English

    Published date:  01-01-2017

    Publisher:  International Electrotechnical Committee

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

    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Equipment grouping
    5 Temperatures
    6 Requirements for all equipment
    7 Non-metallic enclosures and non-metallic
       parts of enclosures
    8 Metallic enclosures and metallic parts of enclosures
    9 Fasteners
    10 Interlocking devices
    11 Bushings
    12 (Reserved for future use)
    13 Ex Components
    14 Connection facilities
    15 Connection facilities for earthing or bonding
    16 Entries into enclosures
    17 Supplementary requirements for electric machines
    18 Supplementary requirements for switchgear
    19 Reserved for future use
    20 Supplementary requirements for external plugs,
       socket outlets and connectors for field wiring
    21 Supplementary requirements for luminaires
    22 Supplementary requirements for caplights and
    23 Equipment incorporating cells and batteries
    24 Documentation
    25 Compliance of prototype or sample with documents
    26 Type tests
    27 Routine tests
    28 Manufacturer's responsibility
    29 Marking
    30 Instructions
    Annex A (normative) - Supplementary requirements for
            cable glands
    Annex B (normative) - Requirements for Ex Components
    Annex C (informative) - Example of rig for resistance to
            impact test
    Annex D (informative) - Electric machines connected to
    Annex E (informative) - Temperature evaluation of electric
    Annex F (informative) - Guidance flowchart for tests of
            non-metallic enclosures or nonmetallic parts of
            enclosures (26.4)
    Annex G (informative) - Guidance flowchart for tests of
            cable glands
    Annex H (informative) - Shaft voltages resulting in motor
            bearing or shaft brush sparking Discharge energy

    Abstract - (Show below) - (Hide below)

    Describes the general requirements for construction, testing and marking of Ex Equipment and Ex Components intended for use in explosive atmospheres.

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

    Committee TC 31
    Development Note Also available in CD-ROM format. Stability Date: 2022. (12/2017)
    Document Type Redline
    Publisher International Electrotechnical Committee
    Status Current

    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 60079-1:2014 RLV Explosive atmospheres - Part 1: Equipment protection by flameproof enclosures "d"
    ISO/IEC 17000:2004 Conformity assessment Vocabulary and general principles
    ISO 3601-2:2016 Fluid power systems — O-rings — Part 2: Housing dimensions for general applications
    IEC 62626-1:2014 Low-voltage switchgear and controlgear enclosed equipment - Part 1: Enclosed switch-disconnectors outside the scope of IEC 60947-3 to provide isolation during repair and maintenance work
    IEC 60896-11:2002 Stationary lead-acid batteries - Part 11: Vented types - General requirements and methods of tests
    IEC 60662:2011 High-pressure sodium vapour lamps - Performance specifications
    IEC 60192:2001 Low-pressure sodium vapour lamps - Performance specifications
    ISO 14583:2011 Hexalobular socket pan head screws
    IEC 60079-19:2010+AMD1:2015 CSV Explosive atmospheres - Part 19: Equipment repair, overhaul and reclamation
    IEC 60034-29:2008 Rotating electrical machines - Part 29: Equivalent loading and superposition techniques - Indirect testing to determine temperature rise
    IEC 60079-17:2013 Explosive atmospheres - Part 17: Electrical installations inspection and maintenance
    IEC 60896-21:2004 Stationary lead-acid batteries - Part 21: Valve regulated types - Methods of test
    IEC 60079-18:2014 RLV Explosive atmospheres - Part 18: Equipment protection by encapsulation “m”
    ISO 4225:1994 Air quality General aspects Vocabulary
    IEC 60079-10-1:2015 Explosive atmospheres - Part 10-1: Classification of areas - Explosive gas atmospheres
    ISO 4017:2014 Fasteners Hexagon head screws Product grades A and B
    IEC 60079-29-4:2009 Explosive atmospheres - Part 29-4: Gas detectors - Performance requirements of open path detectors for flammable gases
    IEC 60079-20-1:2010 Explosive atmospheres - Part 20-1: Material characteristics for gas and vapour classification - Test methods and data
    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
    ISO 4032:2012 Hexagon regular nuts (style 1) — Product grades A and B
    ISO 80079-36:2016 Explosive atmospheres Part 36: Non-electrical equipment for explosive atmospheres Basic method and requirements
    IEC 60079-5:2015 RLV Explosive atmospheres - Part 5: Equipment protection by powder filling "q"
    ISO 527-2:2012 Plastics — Determination of tensile properties — Part 2: Test conditions for moulding and extrusion plastics
    IEC 60050-426:2008 International Electrotechnical Vocabulary (IEV) - Part 426: Equipment for explosive atmospheres
    ISO 4762:2004 Hexagon socket head cap screws
    ISO 262:1998 ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts
    IEC 60079-11:2011 Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
    ISO 4027:2003 Hexagon socket set screws with cone point
    IEC 61951-2:2017 Secondary cells and batteries containing alkaline or other non acid electrolytes - Secondary sealed cells and batteries for portable applications - Part 2: Nickel-metal hydride
    IEC TS 60034-25:2014 Rotating electrical machines - Part 25: AC electrical machines used in power drive systems - Application guide
    IEC 61951-1:2017 Secondary cells and batteries containing alkaline or other non-acid electrolytes - Secondary sealed cells and batteries for portable applications - Part 1: Nickel-Cadmium
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    IEC 60079-35-1:2011 Explosive atmospheres - Part 35-1: Caplights for use in mines susceptible to firedamp - General requirements - Construction and testing in relation to the risk of explosion
    ISO/IEC 80079-34:2011 Explosive atmospheres Part 34: Application of quality systems for equipment manufacture
    IEC 60947-1:2007+AMD1:2010+AMD2:2014 CSV Low-voltage switchgear and controlgear - Part 1: General rules
    ISO/IEC 80079-20-2:2016 Explosive atmospheres Part 20-2: Material characteristics Combustible dusts test methods
    IEC 61056-1:2012 General purpose lead-acid batteries (valve-regulated types) - Part 1: General requirements, functional characteristics - Methods of test
    ASTM D 5964 : 2016 : REDLINE Standard Practice for Rubber IRM 901, IRM 902, and IRM 903 Replacement Oils for ASTM No. 1, ASTM No. 2, ASTM No. 3 Oils, and IRM 905 formerly ASTM No. 5 Oil
    ISO 4029:2003 Hexagon socket set screws with cup point
    IEC 60423:2007 Conduit systems for cable management - Outside diameters of conduits for electrical installations and threads for conduits and fittings
    IEC 60079-25:2010 Explosive atmospheres - Part 25: Intrinsically safe electrical systems
    IEC 60079-6:2015 Explosive atmospheres - Part 6: Equipment protection by liquid immersion "o"
    IEC 60034-1:2017 Rotating electrical machines - Part 1: Rating and performance
    IEC 60086-1:2015 Primary batteries - Part 1: General
    IEC 60079-14:2013 Explosive atmospheres - Part 14: Electrical installations design, selection and erection
    ISO 4026:2003 Hexagon socket set screws with flat point
    ISO 273:1979 Fasteners Clearance holes for bolts and screws
    ISO 4892-2:2013 Plastics — Methods of exposure to laboratory light sources — Part 2: Xenon-arc lamps
    IEC 60079-31:2013 Explosive atmospheres - Part 31: Equipment dust ignition protection by enclosure "t"
    ISO 965-1:2013 ISO general purpose metric screw threads Tolerances Part 1: Principles and basic data
    ISO 3601-1:2012 Fluid power systems — O-rings — Part 1: Inside diameters, cross-sections, tolerances and designation codes
    CLC/TR 50427:2004 Assessment of inadvertent ignition of flammable atmospheres by radio-frequency radiation - Guide
    ISO 4028:2003 Hexagon socket set screws with dog point
    ISO 7380:2004 Hexagon socket button head screws
    IEC TS 60079-39:2015 Explosive atmospheres - Part 39: Intrinsically safe systems with electronically controlled spark duration limitation
    ISO 965-3:1998 ISO general purpose metric screw threads Tolerances Part 3: Deviations for constructional screw threads
    ISO 48:2010 Rubber, vulcanized or thermoplastic Determination of hardness (hardness between 10 IRHD and 100 IRHD)
    IEC 60623:2017 Secondary cells and batteries containing alkaline or other non-acid electrolytes - Vented nickel-cadmium prismatic rechargeable single cells
    ISO 178:2010 Plastics Determination of flexural properties
    IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
    IEC 60216-1:2013 Electrical insulating materials - Thermal endurance properties - Part 1: Ageing procedures and evaluation of test results
    IEC 60079-15:2010 Explosive atmospheres - Part 15: Equipment protection by type of protection "n"
    IEC 60079-13:2017 Explosive atmospheres - Part 13: Equipment protection by pressurized room "p" and artificially ventilated room "v"
    IEC 60079-26:2014 RLV Explosive atmospheres - Part 26: Equipment with Equipment Protection Level (EPL) Ga
    ISO 4014:2011 Hexagon head bolts Product grades A and B
    IEC 60095-1:2006 Lead-acid starter batteries - Part 1: General requirements and methods of test
    IEC 60622:2002 Secondary cells and batteries containing alkaline or other non-acid electrolytes - Sealed nickel-cadmium prismatic rechargeable single cells
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