" R" k/ i) w- O电源适配器(power adapter)怎样做单机跌落测试？作者: Andy.Yang 时间: 2010-4-22 10:22
Pls see IEC60950, 4.2.6, as below: ) f( b0 K, r" J) ]8 ]& E- S- E4.2.6 Drop test& r" k( D3 V+ `/ A, }+ M& W, i
The following equipment is subjected to a drop test: 4 t) [! v7 F# X7 D: I! n/ x" q− HAND-HELD EQUIPMENT; ) ~ {; p& a1 C( h/ D6 W− DIRECT PLUG-IN EQUIPMENT;: A5 p# J4 i/ i9 n- {/ ^
− TRANSPORTABLE EQUIPMENT;: |2 s- Z E6 B& c9 R. T3 l s
− desk-top equipment having a mass of 5 kg or less that is intended for use with any one of 1 S. ?+ W- q# G& D0 u1 Athe following: ' P8 F0 Z5 J" B7 F• a cord-connected telephone handset, or3 s y- C. e; K
• another cord-connected hand-held accessory with an acoustic function, or . q, W; c, N c, [/ E2 L• a headset;% M* a9 U2 h, W: s
− MOVABLE EQUIPMENT requiring lifting or handling by the USER as part of its intended use.+ l8 d9 ?! p! n0 _8 m
NOTE An example of such equipment is a paper shredder that rests on a waste container, requiring its removal to: \& K0 ~ K; n5 r1 S+ c6 c
empty the container. V7 N1 b0 f' j+ z7 \
To determine compliance, a sample of the complete equipment is subjected to three impacts) |$ K& c4 ~* Q) G3 r0 i
that result from being dropped onto a horizontal surface in positions likely to produce the most % e+ c$ v$ _ c6 N* b! k, w3 c' yadverse results." K& k( c( R4 _4 `3 _9 w
The height of the drop shall be:* C5 L+ x* C2 @7 J6 ^4 }
− 750 mm ± 10 mm for desk-top equipment as described above; 2 ^: J& k" D+ j% I' j/ c5 K* ]− 750 mm ± 10 mm for MOVABLE EQUIPMENT as described above; 1 b/ l- j/ q2 j- j' d1 q/ _0 ~) ~− 1 000 mm ± 10 mm for HAND-HELD EQUIPMENT, DIRECT PLUG-IN EQUIPMENT and 0 |9 a3 { @6 @2 c1 P. P! _4 A( XTRANSPORTABLE EQUIPMENT. 6 c2 M7 F8 I0 T* QThe horizontal surface consists of hardwood at least 13 mm thick, mounted on two layers of/ Q R5 u- v2 B h$ @( F" `
plywood each 19 mm to 20 mm thick, all supported on a concrete or equivalent non-resilient : P9 z: T% L9 D' R! cfloor.. x K, B' \) z4 c2 J
Compliance criteria are in 4.2.1.作者: 上水白龙 时间: 2010-4-22 11:38
GB4706.18 要求是1米作者: ahead 时间: 2010-4-22 12:38
作个专门的跌落箱就好了 设置好跌落频率时间作者: kinhan 时间: 2010-9-6 17:38
我们的一个客户做的是90cm。