KS C IEC 61779-2-2003 Electrical apparatus for the detection and measurement of flammable gases-Part 2 Performance requirements for group Iapparatus indicating a volume fraction u.pdf

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2、on and measurement of flammable gases Part 2 : Performance requirements for group I apparatus indicating a volume fraction up to 5% methane in air 1998 4 1 IEC 61779 2 Electrical apparatus for the detection and measurement of flammable gases Part 2 : Performance requirements for group apparatus indi

3、cating a volume fraction up to 5 % methane in air , . 1. 1.1 , (KS C IEC 61779 1 .) . . KS C IEC 61779 1 . (KS C IEC 61779 1 1.1.1 1. ). 1.2 0 5 % . 2. KS C IEC 61779 1 . 3. a) KS C IEC 61779 1 4. . b) KS C IEC 61779 1 . c) KS C IEC 61779 1 . 4. 4.1 KS C IEC 61779 1 4.3 , KS C IEC 61779 1 4.4 . 4.2

4、KS C IEC 61779 1 4.4.2 , 4.3 5. . 4.3 ( ) , C IEC 61799 2： 2003 2 4 3 ( , ) 0.1 % 5 % . 4.4 ( ) . a) 0.1 % 5 % . b) ( ) 0.1 % 5 % . c) ( ) 0.1 % 5 % . 4.5 ( ) 0.1 % 5 % . 4.6 , . 4.7 20 , 10 40 ( ： 10 , 20 , 40 ) 0.2 % 10 % . 4.8 100 kPa , 80 kPa 120 kPa 0.2 % 30 % . 4.9 40 50 % RH 20 % RH 90 % RH 0

5、.2 % 10 % . 4.10 0.1 % 5 % . 4.11 0.1 % 5 % . 4.12 (orientation) 0.1 % 5 % . 4.13 a) , . ( , ) . b) 0.1 % 5 % . 4.14 ( ) a) . b) 0.1 % 5 % . 4.15 ( ) 4.15.1 a) 5 0.1 % , . b) 5 0.1 % 5 % , . 4.15.2 C IEC 61799 2： 2003 3a) 2 0.1% , . b) 3 0.1 % 5 % , . 4.16 ( ) t (50) 20 , t (90) 60 . 4.17 ( ) 15 90

6、% . 4.18 4.18.1 KS C IEC 61779 1 4.4.18.1 , ( ). . 4.18.2 0.2 % 10 % . 4.19 4.19.1 a) 8 10 0.1 % 5% . b) 10 0.2 % 10 % . 4.19.2 a) 200 0.1 % 5 % . b) 10 0.2 % 10 % . 4.20 4.20.1 . 4.20.2 0.1 % 5 % . 4.20.3 0.1 % 5 % . 4.21 , , . 4.22 0.1 % 5 % . 4.23 a) 0.1 % 5 % . b) t (90) 10 . 4.24 4.24.1 C IEC 6

7、1799 2： 2003 4 a) 0.2 % 10 % . b) . 4.24.2 KS C IEC 61779 1 4.4.24.3 3 a) 1), 2) 3) 10 % . 4.25 0.1 % , . 5. 0.1 % 5 % . 2： 5% I 2003 5 25 135 513 701 7 (02)6009 4567 (02)6009 4887 4888 http:/standard.ksa.or.kr 607 822 1 11( 10 ) (051)557 1239 702 012 2 1741( 3 ) (053)384 1562 4 402 714 989 1( 11 )

8、(032)420 0120 3 442 270 111 8( 9 ) (031)259 7000 9 200 041 1 9( 4 ) (033)252 9423, 254 9423 361 802 1508 1( 6 ) (043)236 2451 3 305 343 23 14( 5 ) (042)864 2301 3 561 841 1 337 2( 7 ) (063)214 2235 7 506 301 621 15( 5 ) (062)953 1435 7 641 740 7 4( 501 ) (055)266 4744 6 683 804 758 2( 2 ) (052)289 6

9、601 3 425 852 773 9 ( 4 ) (031)492 5780, 8451 2 730 350 92 30( 8 ) (054)473 6954 480 848 2 487 6( 3 ) (031)829 8182 4 KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKOREAN STANDARDS ASSOCIATION KS C IEC 61779 2： 2003 Electrical apparatus for the detection and measurement of flammable gasesPart 2： Performance requirements for group apparatus indicating a volume fraction up to 5% methane in air ICS 17.060；29.240.20