1、 KSKSKSKS KS R ISO 21848SKSKSKS KSKSKS SKSKS KSKS SKS KS 42 V KS R ISO 21848: 2006 2006 11 1 R ISO 21848: 2006 ( ) ( ) ( ) ( ) : : 2006 11 1 2006 0612 : : ( ) ( 02 509 7295 7) . 7 5 , . ICS 43.040.10 KS R ISO 4 2 V 21848: 2006Road vehicles Electrical and electronic equipment for a supply voltage of
2、42 V Electrical loads 2005 1 ISO 21848 Road vehicles Electrical and electronic equipment for a supply voltage of 42 V Electrical loads . 1. 42 V , . . (EMC) . . 42 V . 2. . . ( ) . KS R ISO 7637 2 , 2: 24 V ISO 16750 1: 2003 1 : ISO 16750 2: 2003 2 : ISO 16750 4: 2003 4 : UL(1) 94 (1) ( )(Underwrite
3、rs Laboratories Inc.) 3. ISO 16750 1 . 3.1 Uhigh 3.2 U low 3.3 U max,dyn 3.4 U T . . 3.5 US 3.6 U A 4. R ISO 21848: 2006 4.1 4.1.1 (DUT) . 4.1.2 1 DUT ( ) . DUT . 1 ISO 16750 4 . 1 UN4 2 V DC V U lowUhighL 30 484.1.3 DUT ISO 16750 1 6. A . 4.2 4.2.1 DUT 1 Uhigh . 4.2.2 4.2.2.1 4.2.2.1.1 4.2.2.1.3 KS
4、 R ISO 76372: 2004 . 4.2.2.1.1 , Umax,dyn DUT . (load dump) 42 V . 4.2.2.1.2 1 DUT . t , ms U , V 1 U max,dyn 2 R ISO 21848: 2006 (Ri) 100 500 m . 4.2.2.1.3 ISO 16750 1 6. D . . 4.2.2.2 (emission) KS R ISO 7637 2 50 V . 50 V (: / ). 4.3 (superimposed alternating voltage) 4.3.1 . DUT . 4.3.2 DUT 2 .
5、DUT ( ) 2 2 . . DUT 2 2 ( 3 ) Udc 0.5 Uppsin(t) ( ) a) Udc 48 V; Upp 4 V(50 Hz 1 kHz) b) Udc 48 V; Upp 1 V(1 kHz 20 kHz) c) Udc 32 V; Upp 4 V(50 Hz 1 kHz) d) Udc 32 V; Upp 1 V(1 kHz 20 kHz) (50 100) m 4 4 (1 )( 4 ) 120 5 4.3.3 ISO 16750 1: 2003 6. A . 3 R ISO 21848: 2006 U , V t , s 3 f , Hz t , s A
6、 50 Hz 2,(a) (c) 1 kHz 2,(b) (d) B 1 kHz 2,(a) (c) 20 kHz 2,(b) (d) 4 4.4 4.4.1 DUT . 4.4.2 DUT ( ) . Uhigh 0 V , 0 V Uhigh . 4 R ISO 21848: 2006 (30.1) V/ . 4.4.3 ISO 16750 1 6. Uhigh Ulow A . ISO 16750 1 6. Ulow 0 V D . 4.5 4.5.1 4.5.1.1 DUT . . 4.5.1.2 DUT 5 . t , s U , V 5 Ulow 16 V 10 ms . 4.5.
7、1.3 ISO 16750 1: 2003 6. B . C . 4.5.2 4.5.2.1 DUT . ( : ). 4.5.2.2 6 DUT . Ulow 0.95 Ulow 5 % . 5 . Ulow . Ulow 10 . 0.9 Ulow . 0 V 6 Ulow 5 % . Ulow . 5 R ISO 21848: 2006 Y Ulow, % t , s 6 10 ms 1 . 4.5.2.3 ISO 16750 1 6. C . 4.5.3 4.5.3.1 DUT . 4.5.3.2 7 3 DUT ( ) . t , s U , V 7 3 UTV USV UAV t1
8、ms t2ms t3ms t4ms t5ms 42 18 21 5 15 50 10 000 100 4.5.3.3 ISO 16750 1 A . , B . ISO 6 R ISO 21848: 2006 16750 1: 2003 6. C . t1, t2 t3 . 4.6 4.6.1 DUT . 42 V DUT . . (generators) 4.6.2 DUT . . a) UT 2 V b) t 100 ms( ) c) Ri 1 m( ) t UT . 4.6.3 ISO 16750 1 6. C . 42 V (: ). 4.7 4.7.1 4.7.1.1 . . . 4
9、.7.1.2 DUT . DUT . . . UT 42 V t (101) R 10 M DUT . 4.7.1.3 ISO 16750 1 6. C . 4.7.2 4.7.2.1 DUT . . . 4.7.2.2 DUT . DUT . . . UT 42 V t (101) R10 M , . 7 R ISO 21848: 2006 4.7.2.3 ISO 16750 1: 2003 6. C . 4.8 4.8.1 4.8.1.1 . DUT . 4.8.1.2 UT Uhigh . DUT UT 60 . 4.8.1.2 . Uhigh , DUT . . a) b) c) 4.
10、8.1.3 ISO 16750 1: 2003 6. C . 4.8.2 4.8.2.1 42 V . DUT . 4.8.2.2 DUT UT Uhigh 0.02 Ri0.1 . , 60 . UT 60 . 4.8.2.3 (ISO 16750 1: 2003 6. C ). (ISO 16750 1: 2003 6. D ). UL94( ) V0 , (ISO 16750 1: 2003 6. E ). 4.8.3 (42 V ) , 42 V . 12 V/42 V 12 V . 12 V (ISO 16750 2: 2003 4.2.1 ) . 4.9 4.9.1 . / . (
11、 , , ) / . DUT . . 4.9.2 ISO 16750 4: 2003 5.6.2 (damp heat cyclic test) . 8 R ISO 21848: 2006 / 0.5 . 1 000 V rms (50 60) Hz DUT 60 . ( : , ) 4.9.3 4.9.2 ( ) . ISO 16750 1: 2003 6. A . 4.10 4.10.1 DUT . . 4.10.2 ISO 16750 4: 2003 5.6.2 . / 0.5 . 500 V DUT 60 . ( : ) 100 V . 4.10.3 ISO 16750 1 A . 1
12、0 M . 4.11 EMC ( 1 7). . 9 R ISO 21848: 2006 1 KS R ISO 7637( ) , 2 ISO/TR 10305( ) 3 ISO 10605 4 KS R ISO 11451( ) 5 KS R ISO 11452( ) 6 KS C CISPR(2) 12 (EMC) , 7 KS C CISPR(2) 25 (2) The International Special Committee on Radio Interference. KS C CISPR 12 KS C CISPR 25 . 42 V KS C CISPR 12 KS C C
13、ISPR 25 . 10 KS R ISO 21848: 2006 4 2 V , . 1. 42 V 42 V , 42 V . 42 V , , . 2005 1 ISO 21848 Road vehicles Electrical and electronic equipment for a supply voltage of 42 V Electrical loads 42 V , 42 V . 2. 42 V 42 V . ISO 2005 ISO 21848 42 V , . 3. ( ) 3.1 42 V , . 3.2 3.2.1 (DUT) . 3.2.2 . 3.2.2.1
14、 . 3.2.2.2 (emission) 50 V . 3.2.3 , . 3.2.4 . 3.2.5 3.2.5.1 . 3.2.5.2 . 3.2.5.3 . 3.2.6 11 R ISO 21848: 2006 . 3.2.7 3.2.7.1 . 3.2.7.2 . 3.2.8 3.2.8.1 . 3.2.8.2 42 V . 3.2.9 . 3.2.10 . 12 42 V 2006 11 27 135 513 701 7 (02)6009 4567 (02)6009 4887 8 http:/ 607 822 1 11( 10 ) (051)557 1239 Fax. (051)5
15、57 0430 702 845 2 1741( 3 ) (053)384 1562 4 Fax. (053)384 1565 790 380 627( 3 ) (054)278 9661 Fax. (054)278 9662 406 829 7 50( 16 ) (032)260 0260 7 Fax. (032)260 0268 443 766 906 5( 9 ) (031)259 7000 9 Fax. (031)259 7010 200 041 1 9( 304 ) (033)252 9423, 254 9423 Fax. (033)256 9423 361 802 1508 1( 6
16、 ) (043)236 2451 3 Fax. (043)236 2454 305 343 23 14( 5 ) (042)864 2301 3 Fax. (042)864 2304 330 816 43 5( 1204 ) (041)589 0500 3 Fax. (041)589 0504 561 736 1 337 2( 7 ) (063)214 2235 7 Fax. (063)214 2238 506 301 621 15( 4 ) (062)953 1435 7 Fax. (062)953 1438 641 966 298 7( 6 ) (055)212 1212 Fax. (055)212 1213 683 804 758 2( 2 ) (052)289 6601 3 Fax. (052)289 6604 425 020 541 3( 4 ) (0