1、 KS C IEC 60079 4KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 4: KS C IEC 60079 4 : 2007(2012 ) 2007 10 31 http:/www.kats.go.krKS C IEC 60079 4: 2007 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :2001 10 8 :2007 10 31 :2012 12 11 : 20120688 : ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . KS C IEC 6007
2、9 4 : 2007 (2012 ) 4: Explosive atmospheres Part 4:Method of test for ignition temperature 1975 2 IEC 60079 4, Electrical apparatus for explosive gas atmospheresPart 4: Method of test for ignition temperature Amendment 1(1995 06) , . , (Amendment) . 1 . 2 . KS C IEC 60079 0 . a) (ignition temperatur
3、e) . b) (ignition) 5 . c) (ignition lag) 3 200 mL (open Erlenmeyer) . . . . 4 4.1 KS C IEC 60079 4: 2007 2 (borosilicate) 200 mL . . (softening point) , . . 4.2 (hot air furnace) . . . , 1 7. . 99.9 % . 1 n (n Heptane) (Ethylene) (Benzene) 220 435 560 4.3 0.8 mm 1 . (4.2 ) . 4.4 . a) 0.01 mL 0.15 mm
4、 0.25 1 mL b) 1 mL 35 40 1 mL 3 200 mL . , 6 . 4.5 1 . 4.6 250 mm . KS C IEC 60079 4: 2007 3 5 5.1 . 5.2 (room temperature) , . 5.2.1 . 2 . . 5.2.2 , , 25 mL . , . 5.2.3 0.07 mL, 20 mL . 5.3 , . 5 , . 5.4 . , . 2 . 5.5 5 . 6 KS C IEC 60079 4: 2007 4 5. , 7. . . 7 7.1 2 % , . 7.2 5 % , . . 8 , , , ,
5、, , . KS C IEC 60079 4: 2007 5 A ( ) A.1 A.2 . A.1 1( A.1 A.6 ) a) 127 mm, 127 mm 1 200 W , , , , 300 W . b) 25 mm, 50 mm 3 . c) 3 1 . A.2 2( A.7 A.9 ) a) 6 A 1 300 W . b) 1.2 mm, 35.8 m (Cr/Al 30/5) 1.2 mm . , 20 mm . , . , . , . c) . 6 A . , . d) (252) mm . KS C IEC 60079 4: 2007 6 A.1 () A.2 AA(
6、) 200 mL KS C IEC 60079 4: 2007 7 A.3 ( ) A.4 ( ) 1.5 mm 1.5 mm 2.5 mm, 0.4 mm 7.5 mm 3 A A KS C IEC 60079 4: 2007 8 A.5 ( ) A.6 10 mm3 mm 1 mm (非 ) 1.5 mm 1.5 mm 2.5 mm, 0.4 mm KS C IEC 60079 4: 2007 9 : mm A.7 KS C IEC 60079 4: 2007 10 : mm A.8 KS C IEC 60079 4: 2007 11 : mm A.9 KS C IEC 60079 4:
7、2007 12 B ( ) () 1,4 (1,4 Dioxan) CH2 CH2O O CH2 CH2379 (Ethylbenzene) C6H5 C2H5431 (n Heptane) C7H16215 (n Hexane) C6H14233 (Dimethoxymethane) CH2 (OCH3)2236 (Naphtalene) C10H8528 (n Nonane) C9H20205 2,2,4 ( ) (2,2,4 trimethylpentane(iso octane) CH3CH(CH3)CH2C(CH3)3411 (n Tetradecane) CH3(CH2)12CH3
8、201 (Tetrahydrofuran) CH2CH2O CH2CH2224 (Toluene) C6H5CH3535 (Trichlorosilane) HSiCl3230 (Vinylacetate) CH2: CHCOOCH3385 (p Xylene) C6H4(CH3)2528 4: 153787 1 145 3(16) (02)26240114 (02)26240148 http:/ KS C IEC 60079 4: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Explosive atmospheres Part 4:Method of test for ignition temperature ICS 29.260.20 Korean Agency for Technology and Standards http:/www.kats.go.kr
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