1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2001 12 7 KS C 0234 ( ) KS C 0234: 2001 (2006 )ICS 19.040 KS () C 0234: 2001(2006 ) Environmental testing Part 2:Tests Test Z/BM:Combined dry heat/low air pressure tests 1976 IEC 60068 2 41(Basic environmental testing Part 2: Tests Test Z/BM: Combined dry h
2、eat / low air pressure tests) Amendment 1(1983) . 1. 1.1 (8.2.2 8.2.8 ). . . , . . 1 2 . 1.2 1kPa(10mbar) . 1kPa(10mbar) . . 1.3 1.3.1 KS C 0221: 1999 2.( ) 3.( : ) . KS C 0210 4.( ) . , . 1.3.2 KS C 0221 . 1.4 . . KS C 0210 ( ) KS C 0221 ( ) KS C 0225 C 0234: 2001 2 KS C 0229 IEC 60068: Environment
3、al testing IEC 60068 1: Environmental testing, Part 1: General and guidance IEC 60068 2 2: 1974, Environmental testing, Part 2: Tests Tests B: dry heat IEC 60068 2 13: 1983, Environmental testing, Part 2: Tests Test M: Low air pressure IEC 60068 3 1: 1974, Environmental testing, Part 3: Background i
4、nformation. Section One Cold and dry heat tests IEC 60068 3 2: 1976, Environmental testing, Part 3: Background information. Section Two Combined temperature/low air pressure tests 2. . 3. KS C 0221 2 ( Bb: ) 4 ( Bd: ) (KS C 0229) . . . . . 1 2 . 4. 4.1 KS C 0221 Bb( ) KS C 0221 Bd( ) KS C 0229 M . ,
5、 . . 4.2 KS C 0221 Bd . 5. 5.1 , . KS C 0221 Bb Bd KS C 0229 . , 100 3 , 200 5 . ( 1 2 ). 5.2 , , 1 . C 0234: 2001 3 1 , kPa mbar h 155 85 155 85 55 55 55 55 55 40 4 4 15 15 15 25 40 55 70 55 40 40 150 150 150 250 400 550 700 550 2 2 2 2 2 2 2 2: 16 2: 16 2 6. . 7. , . 8. 8.1 8.1.1 ( 2 ) KS C 0221 B
6、d . , Bd Bd A . 8.1.2 . 8.2 ( 1 ) 8.2.1 . . . 8.2.2 . 5 1 . KS C 0210 4.6( ) . 1 . (KS C 0225) Na: Nc: 2 . 8.2.3 . . KS C 0210 4.( ) . . C 0234: 2001 4 8.2.4 . 10kPa(100mbar) . 8.2.5 . . . 9. . . 8.2.6 . 8.2.7 . 8.2.8 10kPa(100mbar) . . . 5 1 . 1 . (KS C 0225 Na Nc) . 8.2.9 . 8.3 ( 2 ) KS C 0221 Bd
7、. 9. KS C 0221 8.( ) . 10. KS C 0221 9.( ) . 11. , . 12. a) 6. b) 7. c) ( ) 4.2 d) 8.3 e) : , , , 5. f) 8.2.3 g) , ( ) 8.2.3, 8.2.5 h) 8.2.9, 10. i) 11. C 0234: 2001 5 1 2 7. 8.2.1, 8.2.2,8.2.3 8.2.4 8.2.5, 8.2.6, 8.2.7 8.2.8 10. 11. 1. 2. 3. . 4. ( ) * . 7. 8.2.1, 8.2.2, 8.2.3 8.2.4 8.2.5, 8.2.6, 8
8、.2.7 8.2.8 10. 11. 3. . 4. ( ) 1. 2. . * C 0234: 2001 6 : : 1991 12 16 : 2001 12 7 : 2006 11 15 2006-0664 : : ( ) ( 02 509 72957) . 7 5 , . 701-7 6009-4567, 6009-48878 http:/ C 0234: 2001 7 KS C 0234: 2001Environmental testing Part 2:TestsTest Z/BM:Combined dry heat/low air pressure tests ICS 19.040 : : 2006 11 15 : 1991 12 16 : 2001 12 7 2006-0664 : : ( ) KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKS