Iec 2007 abnt 2009 norma brasileira abnt nbr iec 600791 segunda edicao 19. Electrical resistance trace heating general and testing requirements. Equipment protection by flameproof enclosures d standard by international electrotechnical commission, 06272014. The following national differences are described based on the current ex standards, so called ex2008 technical guid which were elines, developed with intention of conformity with iec standards. Missing page numbers correspond to the frenchlanguage pages. Equipment protection by flameproof enclosures d iec 600791. It describes a test method intended for the measurement of the maximum experimental safe gaps mesg for gas or vapourair mixtures under normal conditions of temperature1 and pressure so as to permit the selection of an appropriate group of equipment. Equipment protection by flameproof enclosures d cross references. Traage par rsistance lectrique exigences gnrales et. September 9, 2012 download iec 6007910electrical apparatus for explosive gas atmospherespart 10classification of hazardous areas pdf edit delete tags autopost. Nbr iec 60079 14 substitue nbr 5418 linkedin slideshare. Equipment protection by flameproof enclosures d number.
This second edition of iec 60079 29 1 cancels and replaces the first edition of iec 60079 29 1. A few months ago was released the updated version of the european standard en 6007914 concerning the design, selection and installation of electrical systems for areas with potentially explosive. Iec 60079 4a 1970, the first edition of iec tr 60079 12 1978 and the first edition of iec 60079 20 1996. Classification of areas, explosive gas atmospheres iec en 60079 102. Sp12 committee to develop an ansi standard that is harmonized with iec 60079 0 to the fullest extent possible. International standard iec 600791 has been prepared by subcommittee 31a. C2 type of protection na is now designated as type of protection ec and the requirements for ec equipment are located in. It specifies requirements for design, construction and testing of electrical equipment and ex components. International standard iec 600791 fifth edition 200311 this englishlanguage version is derived from the original bilingual publication by leaving out all frenchlanguage pages. Cei iec 60079301 premire dition first edition 200701. In the general framework of implementation of eu directives and standards, turkey has amended european harmonized standard en 60079101 and 9992ec atex directive for workplace.
The following national differences are described based on the. Traage par rsistance lectrique exigences gnrales et dessais explosive atmospheres part 301. Abnt nbr iec 600791 nbriec600791 atmosferas explosivas. Electrical installations in harzardous areas others than mines palavras. Nenen iec 60079 31 is applicable to electrical equipment protected by enclosure and surface temperature limitation for use in explosive dust atmospheres. Apresentacao conled atmosferas explosivas roberval bulgarelli. It specifies requirements for design, construction and. Electrical apparatus for explosive gas atmospheres part2. Standards documentation for purchase standards iecex. Flameproof enclosure d chapter 1 general rules 1 scope 1. This standard supplements and modifies the general requirements of iec 600790. This first edition of iec 60079 20 1 cancels and replaces the first edition of iec 60079 1 1 2002, the second edition of iec 60079 4 1975, its amendment 1 1995 and its complement. Legally binding document step out from the old to the newjawaharlal nehru.
Flameproof enclosures, of iec technical committee 31. Aug 18, 2017 relatorio tecnico abnt iectr 60079 primeira edicao 26. Instalacao eletrica em areas classificadas exceto minas electrical apparatus for gas explosive atmospheres part 14. Equipment protection by flameproof enclosures d number of amendments. The equipment, or parts thereof, is intended for use in explosive atmospheres and in mines susceptible to firedamp. Flame arresters performance requirements, test methods and limits for use.
The requirements of this standard apply only to the use of equipment under standard atmospheric conditions as defined in iec 60079 0. Since this approach proved successful, it was applied to explosive dust atmospheres iecen 6124110. The iec shall not be held responsible for identifying any or all such patent rights. Where the equipment is required to meet other environmental conditions, for example, protection against ingress of water and resistance to corrosion, additional protection requirements may be necessary. Neneniec 6007931 is applicable to electrical equipment protected by enclosure and surface temperature limitation for use in explosive dust atmospheres. This standard supplements and modifies the general requirements of iec 60079 0. Test methods and data classification of combustible dust materials includes iec 61241201, 2 and 3 iec tc31 explosive atmospheres. Sp12 committee to develop an ansi standard that is harmonized with iec 600790 to the fullest extent possible. Ad esempio le norme di classificazione iec 6007910 per i gas e iec 6124110 per polveri combustibili, sono gia state riunite nellunica norma iec 6007910 suddivisa in due parti. This preface is included for informational purposes and is not part of isa 60079 0. In the general framework of implementation of eu directives and standards, turkey has amended european harmonized standard en 60079 10 1 and 9992ec atex directive for workplace.
A few months ago was released the updated version of the european standard en 60079 14 concerning the design, selection and installation of electrical systems for areas with potentially explosive atmosphere that has replaced the old version, which will remain in force until january, 1st 2017. It describes a test method intended for the measurement of the maximum experimental safe gaps mesg for gas or. In addition, iec 600790 iec 600791 iec 6007911 explosive atmospheres package applies to electrical equipment in explosive atmospheres where electrical circuits are protected by flameproof enclosures and intrinsically safe apparatus which are incapable of causing an explosion. Equipamentos requisitos gerais abnt nbr iec 600791. This first edition of iec 60079201 cancels and replaces the first edition of iec 60079112002, the second edition of iec 600794 1975, its amendment 11995 and its complement.
This standard was prepared by the joint standards australiastandards new zealand committee el014, equipment for explosive atmospheres, to supersede asnzs 60079. This preface is included for informational purposes and is not part of isa600790. This part of iec 60079 provides guidance on classification of gases and vapours. This second edition of iec 60079291 cancels and replaces the first edition of iec 6007929. The document is a modification of the iec document and includes u. Interpretation sheet 1 explosive atmospheres part 1. Classification of areas, combustible dust atmospheres dust groupsepl the selection and erection of electrical installations is defined by standard en 60079 14.
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