1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS C IEC 60068 2-1 2-1: A: KS C IEC 60068 2-1:2010 2010 2 25 http:/www.kats.go.krKS C IEC 60068 2-1:2010 : ( ) ( ) FITI ( ) : (http:/www.standard.go.kr) : :2010 2 25 2010-0049 : : ( 02-509-7294) (http:/www.kats.go.kr). 10 5 , . KS C IEC 60068 2-1:2010 i .1 1
2、 1 2 1 3 .2 4 .2 4.1 .2 4.2 / .2 4.3 2 4.4 .3 4.5 3 4.6 .3 4.7 3 5 .4 5.1 .4 5.2 Ab: 4 5.3 Ad: 4 5.4 Ae: 4 6 .5 6.1 5 6.2 .5 6.3 .5 6.4 5 6.5 .5 6.6 .5 6.7 .5 6.8 5 6.9 .5 6.10 5 6.11 .5 6.12 .5 6.13 5 7 .5 8 .5 KS C IEC 60068 2-1:2010 2-1: A: Environmental testing Part 2-1: Tests Test A: Cold 2007
3、6 IEC 60068 2-1, Environmental testing Part 2-1: Tests Test A: Cold , . 1 . , Ab Ad . Ae . , , , , . . IEC 60068 2-14 . . , Ab , Ad , , Ae . KS C IEC 60068 3-5 KS C IEC 60068 3-7 . KS C IEC 60068 3-1 KS C IEC 60068 1 . 2 . . ( ) . KS C IEC 60068 2-1:2010 2 KS C IEC 60068 1: 2010, 1: KS C IEC 60068 3
4、-1, 3: 1: KS C IEC 60068 3-5, 3-5: KS C IEC 60068 3-7, 3-7: A B ( ) KS C IEC 60068 5-2, 5: IEC 60721(all parts), Classification of environmental conditions IEC 60068 2-14, Basic environmental test procedures Part 2-14: Tests Test N: Change of temperature 3 KS C IEC 60068 5-2 . 3.1 (low air velocity
5、in the working space) ( 0.5 m/s ) 5 K 3.2 (high air velocity in the working space) 5 K 4 4.1 ( ) (KS C IEC 60068 1 4.8 ) 5 K . , Ab . 4.2 / 0.2 m/s (KS C IEC 60068 1 ) , . , . . , . 5 K( ) , . . 4.3 Ab , . KS C IEC 60068 2-1:2010 3 . . 4.4 Ad Ae . . 4.5 . . KS C IEC 60068 3-5 . 4.6 . . , . 4.7 1 . 1
6、 A: A: Ab 5.2 Ad 5.3 Ae 5.4 ? ? KS C IEC 60068 2-1:2010 4 5 5.1 Ab Ad, Ae . 5.2.2, 5.3.2, 5.4.2 . 6. . 5 1 K . . . 5.2 Ab: 5.2.1 . 5.2.2 . . . ( ) , . , . . . 5.3 Ad: 5.3.1 . 5.3.2 . . . . ( ) . . 5.4 Ae: KS C IEC 60068 2-1:2010 5 5.4.1 , . 5.4.2 . . , . . . . 5.4.3 , . ( ) . 6 6.1 KS C IEC 60068 3-
7、5 . KS C IEC 60068 3-1 A B . . 6.2 . 2 K . 4.5 . , 25 3 K , 65 5 K . , . 6.3 . , . 6.4 KS C IEC 60068 2-1:2010 6 . . 6.5 . . 6.6 . a) 6.6.1 6.6.2 . b) , . c) (: IEC 60721) . 6.6.1 65 40 20 5 55 33 10 50 25 5 6.6.2 2 72 16 96 IEC . 6.7 . 6.8 . , . 6.9 . , . . 6.10 KS C IEC 60068 2-1:2010 7 . , . . ,
8、. . 6.11 , . , Ae . . 5 1 K . 6.12 . . 1 . , . . 6.13 , . 7 A: , . a) b) c) d) e) f) , , g) h) i) , j) k) KS C IEC 60068 2-1:2010 8 l) , (4.2 ) 8 . a) ( ) b) ) c) d) (Ab, Ad, Ae) e) ( , ) f) ( ) (KS C IEC 60068 2-1, *) g) ( ) h) ( , , ) i) , , ) j) ( , ) k) ) l) m) ( ) n) , , o) ( ) p) ) q) ( ) r) s) t) . 2-1: A: 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ KS C IEC 60068 2-1:2010 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Environmental testing Part 2-1:TestsTest A:Cold ICS 19.040 Korean Agency for Technology and Standards http:/www.kats.go.kr