1、 KS C IEC 60068-2-78KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS () KS C IEC 60068-2-78 : 2002 (2007 ) 2002 9 27 http:/www.kats.go.kr : ( ) ( ) : (http:/www.standard.go.kr) : : 2002 9 27 : 2007 10 30 2007-0887 : ( 02-509-7294) . (http:/www.kats.go.kr) 7 5 , . ICS 19.040 KS C IEC () 60068 2 78:2002(2007
2、) Environmental testing Part 2: Tests Test Cab: Damp heat, steady state 2001 1 IEC 60068 2 78 Environmental testing Part 2: Tests Test Cab: Damp heat, steady state . 1. , , . . , . . , . 2. . IEC 60068 1 Environmental testing Part 1: General and guidance IEC 60068 2 2 Basic environmental testing pro
3、cedures Part 2: Tests Test B: Dry heat 3. . 5. . , (IEC 60068 1 4.4 4.6.2 ). 4. . a) . IEC 60068 1 . b) . 5. . , IEC 60068 1 . c) (condensed water) . d) . e) 0.05 Mcm . C IEC 60068 2 78: 2002 2 f) . g) . 4.1 5 . IEC 60068 2 2 A . . 4.2 . . 5. , . 1 . 1 (302) (933)%RH (302) (853)%RH (402) (933)%RH (4
4、02) (853)%RH 12 , 16 , 24 2 , 4 , 10 , 21 56 . 2 K , . . 1 K . 0.5 K . 6. , . 7. . a) . , . . . . b) . IEC 60068 1 4.8 . 1 K/min 5 . . c) . d) 2 . e) . . f) . g) . C IEC 60068 2 78: 2002 3 8. , . . . 9. (IEC 60068 1 5.3) (IEC 60068 1 5.3) . , . . 0.5 , 1 K 0.5 73 77 % . , . 10. . 11. . a) ( 4.2) b)
5、( 5.) c) ( 6.) d) (7.) e) ( 8.) f) ( 9.) g) ( 10.) - - ( ) 135513 7017 (02)60094867 (02)600948878 http:/ KS C IEC 60068-2-78 : 2002 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Environmental testing Part 2: Tests Test Cab: Damp heat, steady state ICS 19.040 Korean Agency for Technology and Standards http:/www.kats.go.kr