1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) IEC 60079-31 2013 31 t (prIEC 60079-31, IDT) IEC 60079-312013 II , 1.092 . 1.22009 . , . , , , 1 - ( -) , 5 2 () ( 403) 3 , ( 5 2013 . 61-) : ( 3166) 00497 ( 3166) 00497 AM BY MD - RU TJ UA 4 22 2013 . 1726- IEC 60079-31
2、2013 1 2015 . 5 IEC 60079-31 Explosive atmospheres Part 31: Equipment dust ignition protection by enclosure t ( 31: t) - (IDT) . 6 IEC 60079-312013 III , . () . , , 2014 , IEC 60079-312013 IV IEC 60079-31, 94/9 ; . , . . IEC 60079-312013 1 31 t Explosive atmospheres. Part 31. Equipment dust ignition
3、 protection by enclosure t 20150701 1 , , . , . IEC 60079-0. IEC 60079-0, . , , . , , , / . . 1 , , , . 2 , , , . . 2 . . , , ( ): ISO 965-1 General purpose metric screw threads Tolerances Part 1: Principles and basic data ( . . 1. ) IEC 60034-1 Rotating electrical machines Part 1: Rating and perfor
4、mance ( . 1. ) IEC 60079-0 Explosive atmospheres Part 0: Equipment General requirements ( . 0. . ) IEC 60127 series, Miniature fuses ( ) IEC 60691 Thermal-links Requirements and application guide ( . ) 3 IEC 60079-0, . , , IEC 60050-426 1. IEC 60079-312013 2 3.1 t (dust ignition protection by enclos
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6、79-0. , , ta 6.1.2. . IEC 60079-312013 34.4.3 4 6.1.1.3 . 4.4.4 6.1.1. 4.4.5 4.4.5.1 6.1.2, . . , IEC 60079-0 . , . , , , . 4.4.5.2 . , IEC 60127 IEC 60691, . , , . IEC 60127 170 % . , . IEC 60079-0, . . , . 4.4.6 , , . tc , . , 6.1.1.1; 20 ; ; , ; 6.1.1.2 ; ; IP6X. IEC 60079-312013 4 5 5.1 5.1.1 , , , . , , , 6.1.1. . 5.1.2 5 ISO 965-1 2. 3-1/2. , : - , ; - , , . . 5.1.3
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