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引用第67楼zihui于2007-07-26 16:04发表的 :- Q2 {4 ~/ G$ I, ~' j" A/ j: e9 h: k2 l1 W
电路的整流桥之后才是变压器.
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: K$ j* k& w1 }/ F9 j还有,现在是不是没有输出过载了?我IEC60950中没看见啊,还是我的英语不过关,没看明白?
+ s7 d9 f) d6 Q还是有的。) f3 @+ }/ e" R1 ~, v
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以下引自EN 60950-1-20062 q+ l1 M( O6 x. R, ^. P
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5.3.1 Prote1ction against overload and abnormal operation
* ~8 q# q& P) C- s% B$ KEquipment shall be so designed that the risk of fire or electric shock due to mechanical or electrical overload or failure, or due to abnormal operation or careless use, is limited as far as practicable. |
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