电源适配器(power adapter)怎样做单机跌落测试？

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$ O+ n9 r# X; j  D# a
! M4 [. @' c  R/ c电源适配器(power adapter)怎样做单机跌落测试？

kinhan

我们的一个客户做的是90cm。

ahead

作个专门的跌落箱就好了 设置好跌落频率时间

上水白龙

GB4706.18  要求是1米

Andy.Yang

Pls see IEC60950, 4.2.6, as below:
$ S! M" d1 X7 J0 i4.2.6 Drop test
The following equipment is subjected to a drop test:
− HAND-HELD EQUIPMENT;
− DIRECT PLUG-IN EQUIPMENT;
- R  N( q/ q- ]− TRANSPORTABLE EQUIPMENT;
/ j$ S9 ]$ o1 P: z1 B− desk-top equipment having a mass of 5 kg or less that is intended for use with any one of
4 C: ]7 l, d3 z# u4 z- Dthe following:
• a cord-connected telephone handset, or
, @0 S: ^3 T/ g- Z# n  A: b) f9 b: b+ }• another cord-connected hand-held accessory with an acoustic function, or
2 V5 F8 R, p) F6 ?  G2 U' P• a headset;
− MOVABLE EQUIPMENT requiring lifting or handling by the USER as part of its intended use.
% |: O* H! S; uNOTE An example of such equipment is a paper shredder that rests on a waste container, requiring its removal to
  ?+ o& P7 T% ?; i2 z, N) |! R( Gempty the container.
4 r; r( }2 }% J- P6 @To determine compliance, a sample of the complete equipment is subjected to three impacts
) m6 e* Y7 ^* ~3 Vthat result from being dropped onto a horizontal surface in positions likely to produce the most
adverse results.
The height of the drop shall be:
− 750 mm ± 10 mm for desk-top equipment as described above;
− 750 mm ± 10 mm for MOVABLE EQUIPMENT as described above;
− 1 000 mm ± 10 mm for HAND-HELD EQUIPMENT, DIRECT PLUG-IN EQUIPMENT and
6 n4 x; k  B5 ]; nTRANSPORTABLE EQUIPMENT.
The horizontal surface consists of hardwood at least 13 mm thick, mounted on two layers of
4 p3 N% X& t8 |& z( yplywood each 19 mm to 20 mm thick, all supported on a concrete or equivalent non-resilient
floor.
Compliance criteria are in 4.2.1.