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引用第15楼pwong03492于2011-03-22 09:05发表的 LED电源做UL1310标准 :
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依照UL1310, 可以不考虑双重绝缘的, 除非产品有此标志(通常UL1310的产品都不标“回”标记)7 O E$ @2 t, s6 d
24.12 Units, which are marked 2Double Insulated2 or marked with the symbol for double insulation, shall be investigated to the Standard for Double Insulation Systems for Use in Electronic Equipment, UL 2097.; G; L$ P+ ^, I o, C8 g
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大侠,初次级就按照基本绝缘的吗?说不通啊 |
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