Carney, director, north american certification programs. This standard supplements and modifies the general requirements of iec 60079 0, except as indicated in table 1. Explosive atmospheres electrical installations design, selection and erection see other formats. Specifies additional test requirements for equipment operating outside the standard temperature range, but further additional consideration and additional testing may be required for equipment operating outside the standard atmospheric pressure range and standard oxygen content, particularly with respect to types of protection that depend on quenching of a flame such as flameproof enclosure. Where a requirement of this standard conflicts with a requirement of iec 600790 ul 600790, the requirements of this standard take precedence. This part of iec 60079 specifies the construction and testing of intrinsically safe apparatus intended for use in an explosive atmosphere and for associated apparatus, which is intended for connection to intrinsically safe circuits which enter such atmospheres. Ul 6007911 ul standard for safety explosive atmospheres. Note 6 additional information on types of protection for nonelectrical equipment can be found in isoiec 8007936 to be published. Iec 60079 and isoiec 80079 series standards on flammable gases. Iec 60079 0 iec 60079 1 iec 60079 11 explosive explosive atmospheres package save up to 40% off iec 60079 0 iec 60079 1 iec 60079 11 explosive atmospheres package is applicable to electrical equipment located inside and outside explosive atmospheres and allows for the construction and testing of safe apparatus.
Equipment general requirements ul 60079 0 1 scope this part of iec 60079 specifies the general requirements for construction, testing and marking of electrical equipment and ex components intended for use in explosive atmospheres. Capri cable gland certifications cooper industries. The fda has also voted affirmatively to adopt both ul 29001 and ul 290021 as recognized consensus standards. The us federal register notice of fda recognized consensus standards was published in august 2017 for ul 29001. No 157 isa 60079 11 isa 60079 11 isa 60079 11 sa c22. The explosive atmospheres referred to in this standard are those defined in iec 60079 101 and iec 60079 102.
Excluded this requirement of iec 600790 does not apply. This standard is supplemented or modified by the following equipment standards. Industrial control equipment for use in hazardous classified locations. Scope 1 scope this part of iec 60079 specifies the construction and testing of intrinsically safe apparatus intended for use in an explosive atmosphere and for associated apparatus, which is intended for connection to intrinsically safe circuits which enter such atmospheres. Principles of explosionprotection crousehinds 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. Where references are made to other iec 60079 standards, the referenced requirements found in these standards apply as modified by any applicable u. Ul 6007915 standard for explosive atmospheres part 15. Scope 1 scope this part of iec 60079 specifies requirements for the construction, testing and marking for group ii electrical equipment with type.
This standard does not apply to dusts of explosives. Our breadth, established objectivity and proven history mean we are a symbol of trust, enabling us. It is the intention of the isa sp12 committee to develop an ansi standard that is harmonized with iec 600790 to the fullest extent possible. Test for flammability of plastic materials for parts in. The intent of the ul 1709 test standard is to evaluate the thermal. This standard contains revisions through and including may 22, 2001. Isa 60079 0 and ul 60079 0 contain identical requirements, and identical publication dates. Description and specifications reference manual february 2019 0080901003096 see online fm certificate of compliance for applicable sensor options. Equipment protection by type of protection n ul 50e, ed 1 enclosures for electrical equipment, environmental considerations iec 60529, ed 2. Pdf iec 60079 0 explosive atmospheres part 0 equipment.
Iec 60079 series explosive atmosphere standards ansi webstore. Explosion protection theory and practice phoenix contact. The iecex system is based on the use of international standards, such as iec standards. This is the common isa and ul standard for explosive atmospheres part 11. Ul is a global independent safety science company offering expertise across three strategic businesses.
Ul 60079 6 powder filling q, qb 1 sensors, display units, electronic ballasts, transmitters iec600795 en 60079 5 ul 60079 5 encapsulation ma mb mc 0 20 1 21 2 22 switchgear with small capacity, control and signalling units, display units, sensors old identification for dust. Zone 0, 1 and 2 general requirements are contained in ul 60079 0 usa, csa 60079 0 canada. Class i, zone 1, aex e ii, ex e ii hazardous locations for. Key insight and knowledge into the transition of ul 1604 to ansi c12. These standards are dedicated to the highly specialised fields associated with the use of equipment, termed ex equipment, and installations in areas where a potential may exist of fire or explosion.
Modified this requirement of iec 600790 is modified as detailed in this standard. This document is a modification of the iec document and includes us deviations encompassing both additions and deletions of information. Iec 60079 0 explosive atmospheres part 0 equipment general requirements. Our breadth, established objectivity and proven history mean we are a symbol of trust, enabling us to help provide peace of mind to all. This standard specifies the general requirements for construction, testing and marking of electrical apparatus and ex components intended for use in class i, zone 0, 1, or 2 hazardous classified locations as defined by the national electrical code, ansinfpa 70.
Iecceneleccsa standard 60079 0 typical marking of electrical equipment for use in explosive dust atmospheres euatexiecex. Ul 600790 standard for explosive atmospheres part 0. This part of iec 60079 specifies the general requirements for construction, testing and marking of electrical equipment and ex components. Bill bizuk us only or without either indicator for canada. Zone 0, 1 and 2 general requirements are contained in iso 8007936 iecex and en iso 8007936 atex. The merging of the requirements for combustible dust atmospheres from iec. Electrical apparatus for explosive gas atmospheres part 0, general requirements ul 60079 15, 1st ed. The iec and ul organizations also differ greatly in terms of their general approach. Ul 60079 0 edition 1 electrical apparatus for potentially explosive atmospheres general requirements ul 60079 1 edition 1 electrical apparatus for potentially explosive atmospheres flameproof enclosure d dqd 507wd 20020430 supplement to certificate of compliance. Ul 600792 standard for explosive atmospheres part 2. Scope 1 scope this part of iec 60079 specifies the construction. The ul 325 standard allows all applicable products to be tested at a nationally recognized testing laboratory.
Certificate of compliance certificate number e253914 report reference 20160608 issue date june 08 bruce mahrenholz, director north american certification program ul llc any information and documentation involving ul mark services are provided on behalf of ul llc ul or any authorized licensee of ul. Equipment general requirements ul 60079 1 explosive atmospheres part 1. Certificate of compliance certificate number e310 report reference 20070615 issue date july 22 bruce mahrenholz, assistant chief engineer, global inspection and field services. Where a requirement of this standard conflicts with a requirement of iec 60079 0, the requirement of this standard takes precedence. Iec 60079 0 en 60079 0 ul 60079 0 increased terminal and junction boxes, control stations safety e, eb ec 1 2 for installing ex components with a different type of protection, squirrelcage motors, light fittings iec600797 en 60079 7 ul 60079 7 flameproof enclosures da d, db dc 0 1 2 switchgears, control stations, indicating. Ul 60079 0 2009oct21 ul standard for safety explosve atmospherespart 0 equpmentgeneral requrementsffth edton reprnt wth revsons through and ncludng december 8 2009. Annexes d and e outline the application of this standard for those users applying the division method of area classification. Ul 600790 ul standard for safety explosive atmospheres. Ul 9, intrinsically safe apparatus and associated apparatus for use in class i, ii, and iii, division 1, hazardous classified locations. Applies this requirement of iec 600790 is applied without change. Any information and documentation involving ul mark services are. Regarding products currently ul certified to the sixth edition of ul 60079 1, they will be allowed to continue after october 1, 2020. The national differences and group differences, national deviations, special national conditions snc and regulatory requirements, are based solely on information provided to the secretariat by the iecee member bodies andor ncbs and other sources.
Thispart of iec 60079 documentt supplements and modifies the general requirements of iec 60079 0 ul 60079 0, except as indicated in table 1. To this end and in addition to other activities, iec publishes international standards, technical specifications, technical reports, and guides hereafter referred to as iec publications. Pressurization, pzc gc iec 600792 en 600792 any zone 0 or 1 technique see above see above note 1. Iecex certificate of conformity certificate no iecex ul 18. Excluded except this requirement of iec 600790 does not apply except when the conditions stated are met. Electrical equipment for use in class i and ii, div. Global reference guide on the marking of electrical. The document is a modification of the iec document and includes u. Fire resistant cable for the petrochemical industry. Isa 60079 0 dustignition proof ca class i class i division 1 division 1 ul 1203 sa 2. Class i, zone 2, aex e ii, ex e ii ade1f2, 1f2 a and 1f2 ds no 3 to 17, 12 to 4 npt or m20 to m110 with nonarmoured marine shipboard cable. Ul 600797 standard for explosive atmospheres part 7. All bsi british standards available online in electronic and print formats. Standards iec 60079 1 or ul 60079 0 1 marking for test.
Where a requirement of this standard conflicts with a requirement of iec 60079 0 ul 60079 0, the requirement of this standard takes precedence. Iec tc31, iec sc31j, isoiec sc31m neil dennis chair iec sc31j 20170710 unep bangkok. Ii 3 g gc enieccsa 6007915 exclusion of exatmosphere for a limited period m ma encapsulation ii 1 g ga enieccsa 6007918 exclusion of exatmosphere m mb encapsulation ii 2 g gb enieccsa 6007918 exclusion of exatmosphere. Electrical types of protection for explosive atmospheres due to. Equipment general requirements this part of iec 60079 specifies the general requirements for construction, testing and marking of electrical equipment and ex components intended for use in explosive atmospheres. Equipment general requirements fifth edition 30 pages. We also offer two different types of subscriptions. Ul standards, in contrast, specify comprehensive technical details in terms of product safety and application. Certificate of compliance certificate number e182378 report reference 201017 issue date october 17 william r. Ulc standards issues standards bulletins as a source of public announcement for new standards, amendments, reaffirmations and withdrawals. Equipment general requirements ul 600790 1 scope this part of iec 60079 specifies the general requirements for construction, testing and marking of electrical equipment and ex components intended for use in explosive atmospheres. The ul 1709 standard test method is used to assess the fire resistance performance, in minutes, for nonload bearing protected steel column structures exposed to a rapid time temperature curve as shown in fig. It is the fifth edition of isa60079 11 and the fifth edition of ul 6007911. Where a requirement of this standard conflicts with a requirement of iec 60079 0, the requirement of this standard shall take precedence.
General requirements, seventh edition issued by iec december 2017 as a new ul iecbased ul standard, ul 60079 0 to the. The sixth edition of ul 60079 1 will remain available for ul certifications until officially withdrawn on october 1, 2020. This standard supplements and modifies the general requirements of iec 60079 0. Guide to hazardous locations explosive gas atmospheres first characteristic numeral second characteristic numeral. Encapsulation, mc gc ul 60079 18 csa 60079 18 iec 60079 18 en 60079 18 any zone 0 or 1 technique see above see above see above see above any class i, div 1 or 2 technique see class i techniques see class i techniques note 1. Ul certification customers have free access to ul standards, not including ul iec based standards. In addition to standards development, the ul is also responsible for certi. The sixth edition is the current minimum standard for ul certifications involving ul 60079 1. 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. Pr6423 ma 2019 specifications sheet performance linear measurement range 2 mm 80 mils initial air gap 0. Ul standard for safety explosive atmospheres part 0. This part of iec 60079 specifies the general requirements for construction, testing and marking of electrical equipment and ex components intended for use in explosive atmospheres. Motors and drives in potentially explosive atmospheres.
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