Electrical installations in harzardous areas others than mines palavraschave. For example, iec 341 is now referred to as iec 600341. Consolidated editions the iec is now publishing consolidated versions of its publications. Ul 6007915 standard for explosive atmospheres part 15. Material characteristics for gas and vapour classification, section 1.
Iec 2007 abnt 2009 norma brasileira abnt nbr iec 60079 14 segunda edicao 20. Equipment protection by intrinsic safety palavraschave. Ex db eb op is iib t4 gb iec 60079 0, iec 60079 1, iec 60079 7, iec 60079 28 abnt nbr iec 60079 0, abnt nbr iec 60079 1, abnt nbr iec 60079 7 and abnt nbr iec 60079 28 optional inmetro ncc 18. This standard supplements and modifies the general requirements of iec 600790. Variants combining two types of protection usually combine. Updating of inmetro regulation for certification of ex equipment.
Intrinsic safety i according to en 60079 11 the basis for the intrinsic safety ignition protection class. This standard applies to electrical equipment where the rated voltage does not exceed 15 kv r. The requirements of each of the following clauses are detailed in iec 6007914 edition 4. Work is currently underway to merge these two sets of. In some aspects the situation regarding the interpretation of the various clauses of the standards has been made clearer, however in others, the changes have made it less clear or, at.
The file extension pdf and ranks to the documents category. Electrical installations design, selection and erection iec 6007914, ed. Db disconnectable motor switches combine the function of an. Abnt nbr iec 60079 10, among others, establishing methodologies and recommendations for area classification study. This document provides guidance on the application of international electrotechnical commission iec 60079 101 edition 2. Equipment protection by encapsulation m number of amendments. Test methods and data by bureau of indian standards. Note the response time of the thermal protective devices should be taken into account and demonstrated by the manufacturer that they are adequate for the necessary overtemperature protection. Iec 60694 aol explorer is iec 60694 leap iec 60694 in browsing youve been waiting iec 60694. Instalacao eletrica em areas classificadas exceto minas electrical apparatus for gas explosive atmospheres part 14. Iec 60079 19 this is an international standard for the overhaul and repair of ex equipment, as is detailed above this standard has been developed from a code of practice for the overhaul of electrical equipment for use in explosive atmospheres the standard has 12 sections and 3 appendices. Bs en iec 60079 0 is the basis of the 60079 series on explosive atmospheres. Low voltage motors for explosive atmospheres abb group.
Search wegexplosiveatmospheres50056895brochureenglish. The numbers of older iec standards were converted in 1997 by adding 60000. It is a function of the substance and of the temperature 3. Norma brasileira abnt nbr iec 60079 291 primeira edicao 27. En 60079 0, en 60079 1, en 60079 7, en 60079 28 iecex kiwa 17. Classification of areas explosive gas atmospheres 18 iec 600797.
To verify the current status of this type of information, we recommend contacting the member body mb or national certification body ncb of the relevant country. Electrical installations in harzardous areas others than mines palavras. 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. Classification of areas, combustible dust atmospheres dust groupsepl the selection and erection of electrical installations is defined by standard en 60079 14. This standard does not apply to where a hazard might arise due to the presence of flammable gas or vapour, but the principles may be used in the assessment of a hybrid mixture see also iec 60079 101. The iec iecee is not responsible for, nor will it take any position related to, the accuracy or validity of the information provided. Electrical apparatus for explosive gas atmospheres, part 26. Cable gland blueglobe ex e ii is available for the most varied fields. Legally binding document step out from the old to the newjawaharlal nehru invent a new india. Legally binding document step out from the old to the new. It specifies requirements for design, construction and testing of electrical equipment and ex components.
Equipment with equipment protection level epl ga number of amendments. Caplights for use in mines susceptible to firedamp general requirements construction and testing in relation to the risk of explosion iec 60079 351. Construction and use of rooms or buildings protected by. Norma brasileira abnt nbr iec 60079 11 primeira edio 29. More than 50 abnt nbr iec 60079 standards issued andor updated since 2006, with no national differences to current edition standards issued by iec tc31 2010. Australiannew zealand standard standards new zealand. International electrotechnical commission iec page count. Iec standards often have multiple subpart documents. This standard is identical with, and has been reproduced from iec 60079 1 ed. May 09th 2017 1705091454004 4 page 4 of 9 pole number greater than 8 is authorized provided that the motor is tested or calculated at rated output acording to standard abnt nbr iec 60079 0 and abnt nbr iec 60079 1, under the most unfavorable condition. 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. As a manufacturer of electrical equipment suitable for use in explosive and hazardous areas you must design your products to comply with certain standards. Installation instructions cable transit device iec 600790. This is an incomplete list of standards published by the international electrotechnical commission iec.
This standard is to be read in conjunction with asnzs 60079. Inspection and maintenance of electrical installations in hazardous areas other than mines foreword 1 the iec international electrotechnical commission is a worldwide organization for. General panorama of the ex regulatory experience in brazil. Hazardex significant and controversial changes to explosive. Electrical appratus for explosive gas atmospheres, part 20. Pdf changes proposed for the iec 60093 standard concerning. For other countries shall applicable national regulations be considered. Electrical installations inspection and maintenance. As from 1 january 1997 all iec publications are issued with a designation in the 60000 series. 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. Aug 18, 2017 relatorio tecnico abnt iectr 60079 primeira edicao 26. Iec standards specify the minimum device safety requirements.
Timelines of iec and nec standards source iec, 2012. Nbr iec 60079 14 substitue nbr 5418 linkedin slideshare. The iec international electrotechnical commission and ul underwriters laboratories inc. The following bibliographic material is provided to assist you with your purchasing decision. Other technical standards in electrical installations for explosive atmospheres. Nbr iec 60079 101 there is document nbr iec 60079 101 available here for reading and downloading. Protection of shunt capacitors and shunt capacitor banks. Classification of areasexplosive gas atmospheres iec. This is the 7 th edition and it deals with general equipment requirements when working in explosive atmospheres. Thispart of iec 60079 documentt supplements and modifies the general requirements of iec 60079 0 ul 60079 0, except as indicated in table 1. Keep up to date with new publication releases and announcements with our free iec just published email newsletter.
This standard supplements and modifies the general requirements of iec 60079 0. The protection principle limits the maximum temperature of all vital parts of the machine, and defines measures to prevent sparks. List of international electrotechnical commission standards. Note 2 additional guidance on hybrid mixtures is provided in annex c. Isa 600790 and isa 6007911 draft standard available for. The iec 60093 standard, prepared by the international electrotechnical commission in 1980, sets up methods of measurements, determination and calculation of volume and surface resistivities of.
Explosion protection this brochure on explosion protection is designed to provide installation technicians, planners, and operators of systems with potentially explosive atmospheres with an understanding of the particular risks involved and to help them carry out their daytoday tasks. Nonsparking motors ex na iec 60079 15 and en 60079 15 an ex n motor is designed to prevent foreseeable ignition sources in situations here the machine is operating within its design parameters in normal operation. Use the download button below or simple online reader. This marking must be readable and durable, taking into consideration possible chemical corrosion. Equipment protection by intrinsic safety i iec 60079 11. For ghm products according to en 60079 0 the below illustrated types of protection are of importance. The introduction of the iec 60079 14 and iec 60079 17 standards has caused and will continue to cause more of an impact, not so much a ripple but a large wave. In the present paper we present a software which allows calculation of the release. Explosion protection theory and practice phoenix contact. Ul standards, in contrast, specify comprehensive technical details in terms of product safety and application. Electrical installations design, selection and erection bs en 60079 14. Changes to the standard introduced by this edition are listed in the iec foreword. En 60079 0 and the special requirements for relevant type of protection which they are designed.
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