1、 4 (IEC 60079-4:1975, MOD) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)30852.52002( 60079-4:1975), 1.092 . 1.22009 . , - . , , -, 1 - (-)2 (-)3 , ( 6 2002 . 22) : ( 3166) 00497 ( 3166) 00497 AZAMBYKZKGMDRUTJTM - 4 29 2012 . 1870- 30852.52002 ( 60079-4:1975) 15 2014 .5
2、 IEC 60079-4:1975 Electrical apparatus for explosive gas atmospheres Part 4: Method of test for ignitiontemperature ( . 4. ) 1 (1995), IEC 60079-4:1975 - , . - ( ) ( ), IEC 60079-4:1975 IEC 60079-4:1970. . (MOD). 51330.599 ( 60079-475)6 - ( 1 ), . () - . , , 2014 -, II 30852.520021 12 .13 24 .25 .36
3、 47 .48 .49 .4 () 5 () . . 13 () .14 () IEC 60079-4:1975 17III 30852.52002 , 403 - (-) . - , , - , .,IEC 60079-4:1975,()IEC60079-4:1975. IEC 60079-4:1975. - 60079-4:1975 , . , , -. ( ) - ( ), IEC 60079-4:1975 IEC 60079-4:1975.IV 30852.52002 4 Explosionprotected electrical apparatus. Part 4. Method o
4、f test for ignition temperature1 - . . . .1.1 : : 12.1.00588 . - 12.1.01979* . . - , 1 , - . (), - () . , , , , .2 :2.1 : , , , .2.2 : , () , 5 .2.3 : , - .* 12.1.0192009 .1 30852.52002( 60079-4:1975) 201402153 , , 200 3, . , . . , -, .4 4.14.6. :- ;- 0,1 - ;- ;- ( ).4.1 200 3 (-) . . , , ( -) , ; .
5、4.2 . - ., , -, , 1, , 7, 1., , 99,9 %. 1 , -2204355604.3 0,8 . (. 4.2) . .4.4 :a) 0,25 1 3 0,01 3,- 0,15 ;b) 1 3, 1 3- 3540 . (-9) 200 3, . . , , 6.2 30852.520024.5 -1.4.6 , 250 .5 5.1 , . 1 , - 5 .5.2 , , , . -, () . , - .5.2.1 . 2 . . .5.2.2 , . -, 20 3/. .5.2.3 0,07 3 20 3 .5.3 , . - . , - 5 , . :- .c1771- c1770,01 3- . c17715.4 . . , , - . :- , , , , ;- ;- - .3 30852.52002 . , - 25, 10, 5 , , -, , 5 . , 0,050,2 3
