Thispart of iec 60079 documentt supplements and modifies the general requirements of iec 600790 ul 600790, except as indicated in table 1. Electrical apparatus for explosive gas atmospheres part2. Electrical installations in harzardous areas others than mines palavras. Iec 6007914 should be immediately amended with the reinstatement of the assessment procedure used in iec 6007914. This standard supplements and modifies the general requirements of iec 60079 0, except as indicated in table 1. Vapour pressure, flammability limits, ignition temperatures and more. Electrical equipment complying with this standard is intended for use in hazardous areas in which explosive gas atmospheres, caused by mixtures of air and gases, vapours. Instructions according to iec 600790 simple apparatus. Installation, inspection and maintenance of electrical.
Date isa6007911 ul 6007911 7 general notes this is the common isa and ul standard for explosive atmospheres part 11. Electrical installations design, selection and erection iec 6007914. Electrical installations design, selection and erection iec 60079 14. Noise limits explosive atmospheres iec 600790 edition 6. In order to read a secure pdf, you will need to install the fileopen plugin on your computer. Thispart of iec 60079 documentt supplements and modifies the general requirements of iec 60079 0 ul 60079 0, except as indicated in table 1. This makes the changes in iec 600797, 2015 edition fairly logical as the standard can be streamlined and refined for a common concept. This standard supplements and modifies the general requirements of iec 600790, except as indicated in table 1.
This standard supplements iec 6007911, the requirements of which apply to electrical apparatus used in intrinsically safe electrical systems. Therefore iec 60079 14 should be immediately amended with the reinstatement of the assessment procedure used in iec 60079 14. Din en 6007914 201410 explosive atmospheres part 14. Flameproof enclosure d chapter 1 general rules 1 scope 1. Missing page numbers correspond to the frenchlanguage pages. Electrical installations design, selection and erection. Electrical installations in hazardous areas other than mines. Electrical installations in harzardous areas others than mines. Note 3 charging mechanisms such as manual rubbing are not an ignition risk for. It specifies requirements for pressurized enclosures containing a limited release of a flammable substance.
The iec 60079 series is divided into many individual standards or parts, not all of which are sequentially numbered. Iec 60079101 assumes an approximately similar classification for gases. Iec 60079 0 explosive atmospheres part 0 equipment general requirements. Note 2 cable glands employing only metallic sealing. All current amendments available at time of purchase are included with the purchase of this document. 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. Note 1 the 75 c service temperature is the median of the branching point and entry point temperatures. International standard norme internationale webstore. The requirements for intrinsically safe systems are provided in iec 60079 25. It specifies requirements for design, construction and testing of electrical equipment and ex components. This standard supplements and modifies the general requirements of iec 600790. Where a requirement of this standard conflicts with a requirement of iec 60079 0 or iec 60079 11, the requirement of this standard takes precedence. Nbr iec 60079 14 substitue nbr 5418 linkedin slideshare. Australiannew zealand standard standards new zealand.
Bs en 600791 first looks at the levels of protection and ignition compliance requirements of electrical equipment for example levels ia, ib and ic. Electrical installations design, selection and erection bs en 60079 14. Neneniec 6007931 is applicable to electrical equipment protected by enclosure and surface temperature limitation for use in explosive dust atmospheres. Clarified that for epl dc, no dust layer tests are required. Iec 6007917 prescribes the following methods for plant upkeep ensuring the continued reliability. Use the download button below or simple online reader. The requirements of this standard apply only to the use of equipment under standard atmospheric conditions as defined in iec 60079 0. Nenen iec 60079 31 is applicable to electrical equipment protected by enclosure and surface temperature limitation for use in explosive dust atmospheres. 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.
Please always refer to the iec standard as the guiding document. Where a requirement of this part of iec 60079 document conflicts with a requirement of iec 600790 ul 600790, the requirement of this part of iec 60079 document takes precedence. Instalacao eletrica em areas classificadas exceto minas electrical apparatus for gas explosive atmospheres part 14. The significance of changes between iec 60079 2, edition 6. Summary of issues enclosure volume does not form a part of the assessment procedure for whether a barrier gland is required, whereas our investigation has confirmed that there is a clear correlation between. Iec 60079 17 prescribes the following methods for plant upkeep ensuring the continued reliability. This document is a modification of the iec document and includes us deviations. Ul 6007915 standard for explosive atmospheres part 15. Please always refer to the iecstandard as the guiding document. The international electrotechnical commission iec is a worldwide organization for standardization comprising. This part of iec 60079 specifies requirements for the construction, testing and marking for group ii electrical equipment with type of protection, n intended for use in explosive gas atmospheres. List of international electrotechnical commission standards.
It is the fifth edition of isa6007911 and the fifth edition of ul 6007911. Electrical installations in hazardous areas other than mines iec tcsc 31j on. Switchgear with nc and no contacts such as manual motor starters. The fileopen plugin works with adobe reader and other viewers. Equipment for testing, measuring or monitoring of protective measures iec 61558 safety of power transformers, power supplies, reactors and similar products. The requirements for intrinsically safe systems are provided in iec 6007925. Where a requirement of this part of iec 60079 document conflicts with a requirement of iec 60079 0 ul 60079 0, the requirement of this part of iec 60079 document takes precedence. Nbr iec 60079 101 there is document nbr iec 60079 101 available here for reading and downloading.
Standard format for iec standards learning from motor. Iec 61557 electrical safety in low voltage distribution systems up to 1 000 v a. The file extension pdf and ranks to the documents category. Pdf iec 60079 0 explosive atmospheres part 0 equipment. For better readability some phrasing has been changed.
It has been varied as indicated to take account of australiannew zealand conditions and for the protection of human health and safety, a legitimate reason under. This part of iec 60079 and other standards supplementing this standard. This standard supplements iec 60079 11, the requirements of which apply to electrical apparatus used in intrinsically safe electrical systems. This standard applies to electrical equipment where the rated voltage does not exceed 15 kv r. This standard supplements and modifies the general requirements of iec 60079 0. Electrical installations design, selection and erection bs en 6007914. Ex nc enclosed construction becomes ex dc iec 60079 1 or hermetically sealed or ex mc iec 60079 18. Where a requirement of this standard conflicts with a requirement of iec 600790, the requirements of this standard shall take precedence. Where a requirement of this standard conflicts with a requirement of iec 60079 0, the requirements of this standard shall take precedence. 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. Under iec 600797, 2015 edition, former ex e is changed into ex eb. Additional parts are introduced periodically and on an ongoing basis, while existing standards are regularly updated. The significance of changes between iec 600792, edition 6.
This section describes the terminology as defined in the standard. The standard also focuses on the design and construction of electrical equipment and the components that are vital to ensure electrical safety. Where a requirement of this standard conflicts with a requirement of iec 600790 or iec 6007911, the requirement of this standard takes precedence. 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.
1386 987 1087 269 1177 214 1316 994 1290 1194 1273 42 444 1341 1014 1208 1070 120 1157 64 126 925 1102 1383 929 470 1237 1048 896 567 432 1177 290 531 799 1464 848 361 134