Nnnnbr iec 60079-2 pdf

It is maintained by the international electrotechnical commission iec and has been generally adopted worldwide. Where a requirement of this standard conflicts with a requirement of iec 60079 0, the requirements of this standard shall take precedence. Equipment protection by pressurized enclosure p new. This part of iec 60079 contains the specific requirements for the construction and testing of electrical apparatus with pressurized enclosures, of type of protection p, intended for use in explosive gas atmospheres. I have read iec 60079 0 and 60079 7 and since the device does not contain heaters, luminaries, motors or transformers, most of it is not applicable. Abnt nbr iec 60079102 nbriec60079102 atmosferas explosivas. Gas detectors performance requirements of detectors for flammable gases. Electrical installations design, selection and erection bs en 60079 14. List of international electrotechnical commission standards. Iec 600792, electrical apparatus for explosive gas atmospheres. The significant changes with respect to is iec 600790. Iec 600792 pressurization ex p iec 600795 powder filling ex q iec 600796 oil immersion ex o. This standard is identical with, and has been reproduced from iec 600792 ed.

This is an incomplete list of standards published by the international electrotechnical commission iec. Performance requirements of detectors for flammable gases. Apresentacao conled atmosferas explosivas roberval bulgarelli. Flameproof enclosures, of iec technical committee 31. This part of iec 60079 contains the specific requirements for the construction and testing of electrical apparatus with pressurized enclosures. It specifies requirements for pressurized enclosures containing a limited release of a flammable substance. Search results for 60079 iec webstore the iec webstore.

Instalacao eletrica em areas classificadas exceto minas electrical apparatus for gas explosive atmospheres part 14. Electrical apparatus for explosive gas atmospheres part2. The iec 60079 series is a compilation of standards that cover all permitted protection techniques for equipment in potentially hazardous areas. Equipment protection by pressurized enclosure p from sai. When electrical apparatus is to be installed in areas where dangerous concentrations and quantities of flammable gases, vapours, mists, ignitable fibres or dusts may be present in the atmosphere, protective measures are applied to reduce the likelihood of explosion due to ignition by arcs, sparks or hot surfaces, produced either in normal operation or under specified fault conditions. Electrical installations design, selection and erection. 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. Keep up to date with new publication releases and announcements with our free iec just published email newsletter. Electrical installations in harzardous areas others than mines palavras. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Flameproof enclosures d method of test for ascertainment of maximum experimental safe gap latest version printed as is is 7389. I have been given iec 60079 7 explosive protection by increased safety e and told that the device must be proven to comply with it.

The numbers of older iec standards were converted in 1997 by adding 60000. Changes to the standard introduced by this edition are listed in the iec foreword. This standard supplements and modifies the general requirements of iec 60079 0, except as indicated in table 1. All bsi british standards available online in electronic and print formats. Update on iec standards from tc 31 ex and tc 70 ingress protection 1.