1、 1 1. D. (IEC 60079-1:1975, MOD) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)30852.22002( 60079-1:1975), 1.092 . 1.22009 . , - . , , -, 1 -( -)2 3 , (- 6 2002 . 22) : ( 3166) 00497 ( 3166) 00497 AZAMBYKZKGMDRUTJTMUA - 4 29 2012 . 1866- 30852.22002 ( 60079-1:1975) 15 2
2、014 .5 IEC 60079-1:1975 Electrical apparatus for explosive gas atmospheres Part 1: Construction and verificationtest of flameproof enclosures of electrical apparatus First supplement: Appendix D: Method of test forascertainment of maximum experimental safe gap ( . 1. . 1. D. - ), . - (MOD) 51330.299
3、 ( 60079-175)6 - ( 1 ), . () . , , 2014 -, II 30852.220021 .12 13 .24 .24.1 .24.2 .24.3 .24.4 .24.5 .24.6 .24.7 .44.8 45 .45.1 45.2 .55.3 .55.4 .55.5 .55.6 .56 .56.1 :. . 56.2 56.3 66.4 .66.5 .6 () .7III 30852.22002 , 403- -.,IEC60079-1:1975-,IEC60079-1:1975-,.261,-. -,.1,IEC60079-1:1975.IV 30852.22
4、002 1 1. D. Electrical apparatus for explosive gas atmospheres. Part 1. Construction and verification test of flameproof enclosures ofelectrical apparatus. First supplement. Appendix D. Method of test for ascertainment of maximum experimental safe gap1 ( ), - . * - 30852.0 30852.11.2 : 12.1.04489 .
5、 30852.02002 ( 60079-0:1998) . 0. 30852.112002 ( 60079-12:1978) . 12. - , 1 , - . (), - () . , , , , .* , , - . 5 , .1 30852.22002( 60079-1A:1975) 201402153 , 25 , - . . . , . 0,1 20 . , . , .4 , 1 2.4.1 1,5 , .4.2 ( 1 2) (20c1771) 3, 25 ,- , .4.3 ( 1 2) 2,3 4,0 3, , .4.4 - . 0,5 16 , .4.5 ( 1) - -
6、3.53.- 2 . . ( 2) , - .4.6 (3c1770,5) . 14 .2 30852.220021 ; 2 ; 3 ; 4 ; 5 ; 6 -;7 ;8 ,-;9 ;10 1 3 30852.220021 ; 2 ; 3 ; 4 ; 5 ;6 ; 7 ; 8 ; 9 ;10 ; 11 ; 12 ; 13 ;14 -;15 ; 16 ; 17 2 4.7 74 .4.8 , . - , .5 5.1 - . - ( 1) , . ( 2) , - . p, , , :=kp1001,(1) k , ;p1 , .4 30852.22002 . - 12.1.044. m, , - , :m =MkVTc114c1146,236,(2) M ;V , 3;T , ;c114 , /3. , . , , 0,2 % - ( 10 %).5.2 (20 c177 5) , , . .5.3 , , , (, 102).5.4 , -.5.5 () - . -. . - , , ; , . . .5.6 .
