Portable apparatus covered by the iec 60079 291bs en 60079 291 and the iec 60079 292bs en 60079 292 commonly have additional detectors for specific toxic gases and also for oxygen deficiency. Explosion protection theory and practice phoenix contact. This standard supplements and modifies the general requirements of iec 60079 0. It specifies requirements for pressurized enclosures containing a limited release of a flammable substance. Iec 6007914 reminds the users to carry out the inspection. The requirements of this standard apply only to the use of equipment under standard atmospheric conditions as defined in iec 600790. Portable apparatus covered by the iec 60079291bs en 60079291 and the iec 60079292bs en 60079292 commonly have additional detectors for specific toxic gases and also for oxygen deficiency. Part 2 of 2 iecex international conference 2017 shanghai, china.
Area classification document see iec 60079101 and iec 60079102. 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. Electrical installations in hazardous areas other than mines iec tcsc. Classification of areas, combustible dust atmospheres the selection and construction of electrical installations is defined by standard iecen 6007914. An important part of safety procedure is the initial inspection. The requirements of this standard apply only to the use of equipment under standard atmospheric conditions as defined in iec 60079 0. Pdf iec 60079 0 explosive atmospheres part 0 equipment. International standard norme internationale webstore. Iec 6007914 should be immediately amended with the reinstatement of the assessment procedure used in iec 6007914. 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. Explosive atmospheres part 14 electrical installations design selection and erection. Electrical installations design, selection and erection. Equipment protection by intrinsic safety i iec 6007914.
Iec 60079 series explosive atmosphere standards ansi webstore. Iec 60079 14 should be immediately amended with the reinstatement of the assessment procedure used in iec 60079 14. 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. Electrical apparatus for explosive gas atmospheres part xx.
Users are cautioned that even mild oxygen deficiency may be due to toxic concentrations of some other gas or vapour, which may not be detectable. Standards and certification for hazardous area instrumentation. Electrical installations design, selection and erection bs en 60079 14. The new edition of iec 600790 2007 en 600790 2009 progressively replaces iecen 6007910 and iecen 6124110 by the two following standards. The asnzs 2381 series is intended to be replaced by asnzs 60079. Electrical installations in hazardous areas other than mines. Protection technique for the equipment glands, adapters and blanking element protection technique ex. Where applicable, gas, or vapour or dust classification in relation to the group or subgroup of the electrical equipment. Classification of areas, explosive gas atmospheres iecen 60079102. Electrical equipment and ex components of type of protection increased safety e are either. Information on flammable mists is provided in annex d. Electrical installations in hazardous areas other than mines this norm is withdrawn since 26112008.
Into the world of iec 6007914 expert electrical technologies. Legally binding document step out from the old to the newjawaharlal nehru. The merging of the requirements for combustible dust atmospheres from iec 6124111. It is the second edition of isa600790 superceding ansiisa12. Those covering hazardous areas are created by a specific committee tc31 and its numerous subcommittees and form part of the iec 60079 series. For other conditions, additional precautions may be necessary, and the equipment should be certified for these other conditions. Iec 6007919 is never used in isolation it is always used in conjunction to the iec protection type standards used when certifying the equipment. Switchgear with nc and no contacts such as manual motor starters, circuit. 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. Temperature class or ignition temperature of the gas or vapour involved. This part of iec 60079 and other standards supplementing this standard. Classification of areas, combustible dust atmospheres the selection and construction of electrical installations is defined by standard iec en 60079 14.
Equipment protection by intrinsic safety i iec 60079 11. September 9, 2012 download iec 6007910electrical apparatus for explosive gas atmospherespart 10classification of hazardous areas pdf edit delete tags autopost. Classification of areas, explosive gas atmospheres iec en 60079 102. 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 atmosphere that has replaced the old version, which will remain in force until january, 1st 2017. This standard applies to electrical equipment where the rated voltage does not exceed 15 kv r. Electrical installations in hazardous areas other than mines iec tcsc 31j on. Where a requirement of this standard conflicts with a requirement of iec 600790, the requirement of this standard takes precedence. Installing and combining the equipment on the users premises is not considered. Iecex international conference 2017 shanghai, china. Electrical installations design, selection and erection partie 14. This document is a modification of the iec document and includes us deviations. Note iec 6007914 limits the installation of equipment employing type of protection.
Din en 6007914 200905 explosive atmospheres part 14. Equipment protection by type of protection n this part of iec specifies the requirement for the construction, testing and marking for group ii electrical equipment with type of protection n. Date isa6007911 ul 6007911 7 general notes this is the common isa and ul standard for explosive atmospheres part 11. Classification of areas explosive gas atmospheres international electrotechnical commission ics 29. Classification of areas explosive dust atmospheres iec 60079102. It is the second edition of isa 60079 0 superceding ansiisa12. Electrical installations design, selection and erection iec 6007914. Iec 60079 0 explosive atmospheres part 0 equipment general requirements.
The merging of the requirements for combustible dust atmospheres from iec 61241 11. 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. The process of creating and modifying standards is slow because of the lengthy but. Principles of explosionprotection crousehinds series. Equipment dust ignition protection by enclosure t number of amendments. This is the common isa and ul standard for electrical apparatus for explosive gas atmospheres part 0. This part of iec 60079 provides guidance on classification of gases and vapours. The en 6007914 standard the correct use of cable gland. Conception, selection et construction des installations electriques international electrotechnical commission commission electrotechnique internationale xg. It is the fifth edition of isa6007911 and the fifth edition of ul 6007911. Protection of equipment and transmission systems using optical radiation asnzs 60079. Classification of areas, combustible dust atmospheres dust groupsepl the selection and erection. Work is currently underway to merge these two sets. This standard supplements and modifies the general requirements of iec 600790.
Amendment to iec 6007919 standard for explosive atmospheres. Equipment protection by intrinsic safety i iec 6007911. Classification of areasexplosive gas atmospheres iec 60079. Applies to electrical equipment where the rated voltage does not exceed 15 kv r. Pdf the importance of inspections on electrical installations in. Classification of areas explosive dust atmospheres varetype. Where a requirement of this standard conflicts with a requirement of iec 60079 0, the requirement of this standard takes precedence.
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