电源适配器(power adapter)怎样做单机跌落测试？

xar7879

电源适配器(power adapter)怎样做单机跌落测试？

dfwqwe

Pls see IEC60950, 4.2.6, as below:
4.2.6 Drop test
The following equipment is subjected to a drop test:
? HAND-HELD EQUIPMENT;
? DIRECT PLUG-IN EQUIPMENT;
? TRANSPORTABLE EQUIPMENT;
? desk-top equipment having a mass of 5 kg or less that is intended for use with any one of
the following:
? a cord-connected telephone handset, or
? another cord-connected hand-held accessory with an acoustic function, or
? a headset;
? MOVABLE EQUIPMENT requiring lifting or handling by the USER as part of its intended use.
NOTE An example of such equipment is a paper shredder that rests on a waste container, requiring its removal to
empty the container.
To determine compliance, a sample of the complete equipment is subjected to three impacts
that 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
TRANSPORTABLE EQUIPMENT.
The horizontal surface consists of hardwood at least 13 mm thick, mounted on two layers of
plywood each 19 mm to 20 mm thick, all supported on a concrete or equivalent non-resilient
floor.
Compliance criteria are in 4.2.1.

832000

GB4706.18  要求是1米

dkgsb

作个专门的跌落箱就好了 设置好跌落频率时间

dfwqwe

我们的一个客户做的是90cm。