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地板
楼主 |
发表于 2020-10-26 14:18
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% d0 Q: Q- W2 L6 s7 c, n您好,谢谢回复,请教一下这个supplied from a transformer怎么理解?假如不是提供电源的是不是可以不用做?
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& r f& t* W: m1 ~! I% H* ~Appliances incorporating circuits supplied from a transformer shall be constructed so that in* f! e' P( h$ k. T |
the event of short circuits which are likely to occur in normal use, excessive temperatures do! K. f: K4 ?! _4 @7 u; ^
not occur in the transformer or in the circuits associated with the transformer.0 \$ {& f) L: e5 [
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