1、 KS C IEC 60079 14KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 14: KS C IEC 60079 14 : 2007(2012 ) 2007 10 31 http:/www.kats.go.krKS C IEC 60079 14: 2007 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :2004 11 24 :2007 10 31 :2012 12 11 : 20120688 : ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . KS C IEC
2、 60079 14 : 2007 (2012 ) 14: Explosive atmospheres Part 14:Electrical installations in hazardous areas(other than mines) 2002 3 IEC 60079 14, Electrical apparatus for explosive gas atmospheresPart 14: Electrical installation in hazardous areas(other than mines) , . 1 . . , , , . . . . ( ) 2 . . KS C
3、 IEC 60079 14: 2007 2 KS B ISO 10807, KS C IEC 60034 5, 5 : (IP ) KS C IEC 60060 1, 1 : KS C IEC 60079 0, 0: KS C IEC 60079 1, 1 : “d” KS C IEC 60079 2, 2 : “p” KS C IEC 60079 5, 5 : “q” KS C IEC 60079 6, 6 : “o” KS C IEC 60079 7, 7 : “e” KS C IEC 60079 10, 10 : KS C IEC 60079 11, 11 : “i” KS C IEC
4、60079 15, 15 : “n” KS C IEC 60079 18, 18 : “m” KS C IEC 60332 1, 1: KS C IEC 60364 4 41, 4 41: KS C IEC 60529, (IP ) KS C IEC 60614 2 1, 2 1: KS C IEC 60614 2 5, 2 5: ( ) KS C IEC 61024 1: 2003, 1: KS C IEC 61024 1 1: 2003, 1: 1: A: IEC 60079 13: 1982, 13 : IEC 60034 17: 2002, 17 : IEC 60050 426: 19
5、90, (IEV) 426 : IEC 60079 16: 1990, 16 : IEC 60079 17: 1996, 17 : IEC 60079 19: 1993, 19 : IEC 60742: 1983, IEC 61008 1, Residual current operated circuit breakers without integral overcurrent protection for household and similar uses(RCCBs) Part 1: General rules IEC 61285: 1994, 3 . IEC 60050 426 .
6、 3.1 (hazardous areas) 3.1.1 (explosive atmosphere) , , 3.1.2 (explosive gas atmosphere) KS C IEC 60079 14: 2007 3 3.1.3 (hazardous area) , 3 . 3.1.4 (non hazardous area) 3.1.5 (normal operation) . , . 3.1.6 (competent body) 3.1.7 (group of electrical equipment for explosive atmospheres) 2 . I: II:
7、I (5.4 ) 3.1.8 (maximum surface temperature) ( ) 1 . 2 . 3.1.9 (sealing ring) (entry) 3.1.10 (type of protection) KS C IEC 60079 14: 2007 4 3.2 (flameproof enclosure) 3.2.1 “d” (flameproof enclosure) 3.2.2 (pressure piling) , 3.3 (increased safety) 3.3.1 “e” (increased safety) 3.3.2 (initial startin
8、g current) IA (r.m.s) 3.3.3 (starting current ratio IA /IN) IA /IN IA IN 3.3.4 tE(time) tE IA 3.4 (intrinsic safety general) 3.4.1 “i” (intrinsic safety) , . 3.4.2 (intrinsically safe apparatus) KS C IEC 60079 14: 2007 5 3.4.3 (galvanic isolation) . 3.4.4 (associated apparatus) . , . 3.4.5 (simple a
9、pparatus) . a) . , , b) . , c) . 1.5 V, 100 mA 25 mW 3.4.6 (intrinsically safe circuit) 3.4.7 (intrinsically safe electrical system) 3.4.8 (intrinsically safe sub circuit) 3.5 (intrinsic safety parameters) 3.5.1 maximum external capacitance(Co) Co 3.5.2 maximum external inductance(Lo) LoKS C IEC 600
10、79 14: 2007 6 3.5.3 maximum external inductance to resistance ratio(Lo /Ro) Lo /Ro (Ro) (Lo) 3.5.4 maximum input current(Ii) Ii ( ) 3.5.5 maximum input power(Pi) Pi , 3.5.6 maximum input voltage(Ui) Ui ( ) 3.5.7 maximum internal capacitance(Ci) Ci 3.5.8 maximum internal inductance(Li) Li 3.5.9 maxim
11、um internal inductance to resistance ratio(Li /Ri) Li /Ri (Ri) (Li) 3.5.10 maximum output current(Io) Io ( ) 3.5.11 maximum output power(Po) PoKS C IEC 60079 14: 2007 7 3.5.12 maximum output voltage(Uo) UoUm, Ui , ( ) 1 , . 2 Uz . 3.5.13 maximum r.m.s a.c or d.c voltage(Um) Um 3.6 (pressurization) 3
12、.6.1 “p” (pressurization “p”) 3.6.2 continuous dilution(flow) ( , ) . 3.6.3 (leakage compensation) 3.7 2 3.7.1 (type of protection “n”) 1 , . 2 . 3.8 3.8.1 (protective extra low voltage) KS C IEC 60079 14: 2007 8 PELV SELV 50 V PELV . 3.8.2 (safety extra low voltage) SELV ( 50 V, 120 V .) 50 V SELV
13、. 4 4.1 ( “ ” ) ( “ ” ) . , ( “ ” ) . 1 . , . KS C IEC 60079 10 0 , 1 2 . , . 5. 9. , 10. 14. . , . (IEC 60079 17 ) . 2 , , IIC . . (IEC 60079 17 ). 5.KS C IEC 60079 14: 2007 9 9. , . . , 4.2 , . (KS C IEC 60079 10 ) ( , “X” ) (12.2.5 ) / / ( ) . , (IEC 60079 17 ) , , , (IEC 60079 19 ) 4.3 4.3.1 . 4
14、.3.2 . 5.2.3 b), c) d) , , . . ( ) KS C IEC 60079 14: 2007 10 . 5 ( ) 5.1 . 5.4 , 5.4 (group) (subgroup) KS C IEC 60079 0 , “d” “i” . , “n” “o” . 5.2 5.2.1 0 0 KS C IEC 60079 11(“ia”) 12.3(5.2.4 ) . 5.2.2 1 0 (5.2.4 ) 1 . (d): KS C IEC 60079 1 (p): KS C IEC 60079 2 (q): KS C IEC 60079 5 (o): KS C IE
15、C 60079 6 (e): KS C IEC 60079 7 (i): KS C IEC 60079 11 (m): KS C IEC 60079 18 5.2.3 2 2 . , b) d) , . a) 0 1 b) 2 (KS C IEC 60079 15 “n” ) c) 1) 2) , ( ) (U, I, L C) KS C IEC 60079 11 , KS C IEC 60079 15 “ ” . , KS C IEC 60079 14: 2007 11 . (IP) . , . ( ) d) 5.2.4 5.2.4 KS C IEC 60079 0 “S” , . 5.3 . 1 . , 20 40 . , . ( “ ” ) Po 1.3 W T4 . , T6 . 1 , T1 450 450 T2 300300 T3 200 200 T4 135135 T5 100 100 T6 8585 5.4 “e”, “m”, “o”, “p” “q” II ( ) . II IIA IIB ( , ) KS C IEC 60079 14: 2007 12 “d” “i” IIA, IIB IIC , 2 . “n” II , IIA IIB IIC , 2 . 2 / / IIA IIA, IIB IIC IIB IIB IIC IIC IIC 5.5
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