IEC 60079-10-Electrical apparatus for explosive gas atmospheres-Part 10-Classification of hazardous areas by

IEC 60079-10-Electrical apparatus for explosive gas atmospheres-Part 10-Classification of hazardous areas ebook
Format: pdf
Publisher: IEC
Page: 124
ISBN: 2831863791,

IEC 60079- ELECTRICAL APPARATUS FOR EXPLOSIVE GAS ATMOSPHERES. Part 14 Installation (and selection) of equipment in hazardous areas. Posted by A.K.Hait on 12 July, 2007 - 10:42 pm The reason for sealing between zone-1 and Zone-2 is not only to stop an explosion from propagating between locations but also to prevent the migration of gas or vapour through the conduit. IntroductionWhen electrical equipment is used in locations where fire or explosion hazards may exist due to flammable gases or vapors, flammable liquids, combustible dust, or ignitible fibers or flyings, the Introduction When electrical These requirements apply to apparatus or parts of apparatus for installation and use in Class I, II, or III, Division 1 hazardous (classified) locations in accordance with the requirements of the National Electrical Code, NFPA 70. Part 10 Classification of hazardous areas. The requirements for equipment to be certified as Ex d or Ex e are set out in various Standards - IEC 60079-1 for Ex d Flameproof equipment, and IEC 60079-7 for Ex e Increased Safety equipment (and documents based on these). 3.0 b:2002, Electrical apparatus for explosive gas . Type 'n' equipment: Delete I.S./EN 50021. IP Part 15, 1990- Area Classification Code for Petroleum Installations. IEC 60079-10-Electrical apparatus for explosive gas atmospheres-Part 10-Classification of hazardous areas. Zone classification: Zone 2: At end of definition insert: Note: The words 'places' and 'areas' are synonymous. 10 of IEC Standard IEC 60079-14 "Electrical apparatus for explosive gas atmospheres Part 14: Electrical installations in hazardous areas. Zone 0 describes areas in which there is a flammable gas atmosphere present for more than 1000 hours per annum ('continuously'); Zone 1 covers areas where a flammable gas atmosphere is present intermittently for more than 10 hours pa but less . Part 27 Fieldbus intrinsically safe concept (FISCO) Standards for Installation etc. IEC 79-10 :1995 -Electrical Apparatus for Explosive Gas Atmospheres, part 10 Classification of hazardous areas. Electrical apparatus in hazardous areas . Electrical apparatus for explosive gas atmospheres — Part 0: General requirements. Explosive atmospheres — Part 1: Equipment protection by flameproof enclosures 'd' Delete I.S./EN 50018. IEC 60079-10-Electrical apparatus for explosive gas atmospheres-Part 10-Classification.