1、 3-21 A F/R(IEC 60332-3-21:2000, IDT) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)IEC 60332-3-212011, 1.092 . 1.22009 . , - . , , -, 1 - ()2 3 , (- 40 29 2011 .) : ( 3166) 00497 ( 3166) 00497 BYKZKGRUTJ 4 13 2011 . 1430- IEC 60332-3-212011 - 1 2013 .5 IEC 60332-3-21:2
2、000 Tests onelectric cables under fire conditions Part 3-21: Test for vertical flame spread of vertically-mounted bunchedwires or cables Category A F/R ( . 3-21. . F/R). - . (IDT). 60332-3-2120056 ( ) - . , . , 2013 -, II IEC 60332-3-2120111 12 13 14 .24.1 .24.2 25 .25.1 .25.2 .25.3 25.4 .36 37.38 3
3、9 3 () 5 () 6 () 7III IEC 60332-3-212011 1 2 IEC 60332 - . , 1 2, . , ( ) :a) , , , ;b) ;c) , ;d) , ;) , ;f) , , . , . 3 IEC 60332 , . : 3-10. ; 3-21. A F/R; 3-22. ; 3-23. ; 3-24. ; 3-25. D. , 3-21, . , . , - 35 2, -, 35 2 . - . - , . , A F/R ( 3-21), - , . , , D ( 3-22 3-25) - . , - , .IV IEC 60332
4、-3-212011 3-21 A F/RTests on electric and optical cables under fire conditions. Part 3-21. Flame spreadof vertically-mounted bunched wires or cables. Category A F/R 201301011 - . - , . . . - . . A F/R 35 2, - - 7 1 . 40 . , . A F/R - . .2 . - .IEC 60332-3-10:2000 . 3-10. . IEC 60695-4:2005 . 4. , -
5、IEC 60811-1-3:2001 . 1. . 3. . . 3 IEC 60695-4, - :3.1 (ignition source): , .1 IEC 60332-3-212011 3.2 (char): -.3.3 (flame spread): .4 4.1 IEC 60332-3-10.4.2 IEC 60332-3-10.5 5.1 3,5 -, . , - 71 . , - ., , - (20 c177 10) 16 . .5.2 . 0,3 , - , . ( ) , IEC 60811-1-3 (- 8). i. , 5 % , - 1,0 /3. , - . V
6、i/ Ci Vi=Miic114 l, (1) Mi i;c114i i, /3;l , . V , , V1,V2. (0,5 1) , , , 5.1, V .5.3 - ( ). 50 - 0,51,0 , 50 1,01,5 . , . .2 IEC 60332-3-212011 , , . , :- ( ) , 20 ;- 300 ;- 50 ;- , , - ;- . - . 1.5.4 40 , . - , , 1 , .6 , , -. , . - . - . , -: , . , - (), .7 . , .8 5. , -.9 :a) ;b) ;c) , ;d) ;e) 1 ;f) ,
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