KS C IEC 60079-5-2012 Explosive atmospheres－ Part 5：Equipment protection by powder filling “q”《爆炸性气体环境用电气设备第4部分 充砂型电气设备“q”》.pdf

1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS C IEC 60079 5 5： “q”KS C IEC 60079 5： 2012 2012 12 11 http:/www.kats.go.krKS C IEC 60079 5:2012 : ( ) ( ) ( ) : (http:/www.standard.go.kr) ： ：2001 10 8 ：2012 12 11 2012-0689 ： ： ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . KS C IEC 60079 5:2012 i ii .

2、iii 1 1 2 1 3 .2 4 .2 4.1 .2 4.2 .3 4.3 4 4.4 (energized part) .5 4.5 .5 4.6 .5 4.7 (cells and batteries).5 4.8 5 4.9 .6 5 .9 5.1 .9 5.2 .10 6 10 7 .11 A( ) “ (EPL)” 13 17 KS C IEC 60079 5:2012 18 KS C IEC 60079 5:2012 ii . , , . , , . KS C IEC 60079 5:2012 iii 2007 3 IEC 60079 5, Explosive atmosphe

3、res Part 5： Equipment protection by powder filling “q” , . KS C IEC 60079 5:2012 5： “q” Explosive atmospheres Part 5： Equipment protection by powder filling “q” 1 (q) , . 1 , , , , , . 2 (EPL) Gb . A . KS C IEC 60079 0 . KS C IEC 60079 0 . , . 16 A 1 000 V 1 000 W 2 . . ( ) . KS C IEC 60079 0, KS C

4、IEC 60079 1, 1： “d” KS C IEC 60079 7, 7： “e” KS C IEC 60079 11, 11： “i” KS C IEC 60529, (IP ) ISO 3310 1, Test sieves Technical requirements and testing Part 1： Test sieves of metal wire cloth ISO 3310 2 Test sieves Technical requirements and testing Part 2： Test sieves of perforated plates ISO 2591

5、 1, Test sieving Methods using test sieves of woven wire cloth and perforated metal plate KS C IEC 60079 5:2012 2 3 . KS C IEC 60079 0 . IEC 60050 426 . 3.1 (powder filling) “q” , . . 3.2 (filling material) 3.3 (distance through filling material) 4 4.1 KS C IEC 60079 0 , . 4.1.1 , . 4.1.1.1 4.1.1.2

6、. 4.1.1.1 , . 6. a) . 4.1.1.2 , , . 6. b) . , , , , - (lead-seal safety-wiring) . 4.1.2 KS C IEC 60079 5:2012 3 , 5.1.1 . 4.1.3 , KS C IEC 60529 IP54 . IP55 . KS C IEC 60529 IP54 . . . 1 . . IP43 . KS C IEC 60079 0 29.2 i) “X” , . KS C 60079 0 , IP54 . , IP . 0.1 mm . 2 . 4.1.4 (void) (： ) . , (free

7、 space) (4.3.2 ). 4.2 4.2.1 ISO 2591 1 , ISO 3310 1 ISO 3310 2 1 mm (nominal aperture sieve) ISO 3310 1 500 m . 4.2.2 KS C IEC 60079 0 , . , . 4.2.3 KS C IEC 60079 5:2012 4 5.1.4 . 4.3 4.3.1 , 1 . . . 1 ( ) V mm U250 5 400 6.3 500 8 800 10 1 000 14 1 600 16 2 500 25 3 200 32 4 000 40 5 000 50 6 300

8、63 8 000 80 10 000 100 KS C IEC 60664 1 KS C IEC 606641:2002 3b . , 1.1 . (working voltage) 4.9 . 1 000 V , 1 000 V . 240 V , 2 000 V . 4.3.2 (free volume) . 3 cm3 , KS C IEC 60079 5:2012 5 1 . 3 cm3 30 cm3 , 1 15 mm . . 30 cm3 . 4.9 . . 4.4 (energized part) 4.3 ( ) 5.1.3 . 4.5 , 4.1.1 . , KS C IEC

9、60079 0 , . 4.6 , 20 J . 4.7 (cells and batteries) , (4.1.3 ) . a) 1.5 Ah b) KS C IEC 60079 7 25 Ah 1 2 1 (gas-tight cell) . 2 . 4.8 , . 5 mm . 5.1.5 . . (internal thermal protective device) . KS C IEC 60079 5:2012 6 4.9 . 5.1.5 . 170 % , . , , . , . , . Un . , KS C IEC 60079 0 29.2 i) X , . , KS C

10、IEC 60079 0 29.5 g) U , . 4.9.1 . a) 3 2 , b) 3 2 , (foil) c) U 1 000 V , U 1.5 KS C IEC 60079 5:2012 7 KS C IEC 60079 11 ia, ib , KS C IEC 60079 7 , , . 2 ( KS C IEC 60079 7 KS C IEC 60079 11 ). 2 . , (maximum peak voltage) (peak voltage) . ( ) . 2 . (conformal coating) . . , 2 . , , 1 . 2 . . 2 (C

11、TI) . 2 ( ) Ur.m.s.( ) V mm CTI mm mm 10 1.6 - 0.6 1.5 12.5 1.6 175 0.6 1.5 16 1.6 175 0.6 1.5 20 1.6 175 0.6 1.5 25 1.7 175 0.6 1.5 32 1.8 175 0.7 1.5 40 3.0 175 0.7 1.5 50 3.4 175 0.7 1.5 63 3.4 175 1.0 1.5 80 3.6 175 1.0 1.5 100 3.8 175 1.3 2 125 4.0 175 1.3 2 KS C IEC 60079 5:2012 8 ( ) Ur.m.s.(

12、 ) V mm CTI mm mm 160 5.0 175 1.3 2 200 6.3 175 2.6 3 250 8.0 175 2.6 3 320 10 175 2.6 3 400 12.5 175 3.3 3 500 16 175 5.0 3 630 20 175 6.0 5 800 25 175 6.0 5 1 000 32 175 8.3 5 1 250 32 175 12.0 10 1 600 32 175 13.3 10 2 000 32 175 13.3 10 2 500 40 175 13.3 10 3 200 50 175 16 14 4 000 63 175 21 14

13、5 000 80 175 27 14 6 300 100 175 33 25 8 000 125 175 41 25 10 000 160 175 55 40 KS C IEC 60664 1 KS C IEC 606641:2002 3b . 1.1 . 10 V CTI . 4.9.2 , (self-resetting) . , . , . KS C IEC 60079 5:2012 9 4.9.3 250 V , 1 500 A . 1 500 A . , 4.9.1 a) . 1.5 1.7 In Um 1.5 (1.7 In)2 , KS C IEC 600790 29.2 i)

14、X , . 5 5.1 5.1.1 50 kPa 10 0.5 mm . , 8 10 , 1.5 MPa . , . 5.1.2 KS C IEC 60529( ) , . 5.1.1 . 5.1.3 KS C IEC 60079 1 . 5.1.4 . 1 , 10 mm . KS C IEC 60079 5:2012 10 45 55 % (232) 24 , 1 000 V d.c.50+% . 10 6 A , . 5.1.5 1.7 . . . . 5.2 5.2.1 100 cm3 50 kPa 10 0.5 mm . , . 5.1.1 (50 kPa 1.5 MPa) 4 .

15、 5.2.2 (lot) . 1 , 10 mm . 1 000 V d.c.50+% . (232) 45 55 % 10 6 A , . . 6 , , KS C IEC 60079 0 . KS C IEC 60079 5:2012 11 “ .” “ . .” (“24 V d.c, 200 mA”, “230 V, 100 mA”). , , “ ： 315 mA” 4.9.3 1 500 A , “ : 35 A” 4.9.3 1 500 A , “ : 3 500 A” . 7 KS C IEC 60079 0 . , KS C IEC 60079 5:2012 12 ： mm( 1.0 mm) 1 A (brass) 5010 10 5KS C IEC 60079 5:2012 13 A ( ) “ (EPL)” (EPL) . EPL . A.1 . KS C IEC 60079 14 . ( )