1、 , 21 , (IEC 60670-21:2004, MOD) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)IEC 60670-212013, - 1.092 . - 1.22009 . , . -, , , 1 - ( )2 ()3 , (- 7 2013 . 43) : ( 3166) 00497 ( 3166) 00497 BYKGRUUZ 4 26 2013 . 539- IEC 60670-212013 1 2014 .5 IEC 60670-21:2004 Boxes an
2、d enclosures for electrical accessories for household and similar fixed electricalinstallations Part 21: Particular requirements for boxes and enclosures with provision for suspension means( , . 21. -, ) -, . :- ;- ;- ;- . - . (MOD). 23B , IEC/TC23 .6 50827.22009 ( 60670-21:2004)7 II IEC 60670-21201
3、3 -, - . () . , - - , 2014 -, III IEC 60670-2120131 .12 13 14 15 .16 17 18 29 210 211 212 .213 , 214 215 .216 417 , .418 - .419 420 421 .4IV IEC 60670-212013 IEC60670-21:2004, . 21. ,. IEC60670-1:2002-,-.1.IEC60670-1. IEC 60670 , -10001500,- ,-.,-,IEC60670-21:2004.V IEC 60670-212013 , 21 , Boxes and
4、 enclosures for electrical accessories for household and similar fixed electrical installations. Part 21. Particularrequirements for boxes and enclosures with provision for suspension means1 IEC 60670-1, . . , - .2 IEC 60670-1.3 IEC 60670-1, .:3.101 (box for suspension means): , - .3.102 (suspension
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6、14 IEC 60670-1.15 IEC 60670-1, .:2 IEC 60670-21201315.101 , , , - , . , , -:- ,7.101.1,15.101.115.101.2;- ,7.101.2,15.101.315.101.1 , , - 250 Y, -. 1 , -, , 250 90 C: . 2 Y , 8.1, k): . 3 , -, , 90 C: .-;,- , , 4.,.24(250 c177 5)(Y c177 2%),.,7.1.17.1.3,-(90 c177 2) C. , - . , ,.15.101.2 , 100 Y, . 1 , - , . 2 , 100 : .().,-,4.(100 c177 5)(Y c177 2%),-24(40 c177 2) C,-,.,7.1.17.1.3,(40 c177 2) C. , - . , ,.15.101.3 , , , .-,.3 IEC 60670-212013 30- . .(.102).(1320 c177 25)- (155 c177 5) (15,8 c177 0,5) Y,.0,392(40),. , , (305 c177 25).-7,9. - . , 4. .-. -1220/(294./).-2401c43. 24 , , ,24- .
