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引用第3楼红叶于2007-09-14 22:01发表的 :
& P/ l f. u( t" V可以看看 IEC60598-1的
7 O2 ^1 L8 V9 L& f5.3.1.2 For wiring which is connected to the fixed wiring via an internal current-limiting device0 {$ b4 c& r! h! y, ?& i0 T, f
and limiting the current to 2 A maximum, e.g. lamp current control device, circuit cut-outs, f' f5 q1 v2 A8 d3 \ f" I
fuses, protective impedance or isolating transformers, the following is applicable' v" R3 k& W3 n+ m3 i, b
– the minimum cross-sectional area which may be less than 0,4 mm2 shall be selected in
, q" l0 A/ }7 k/ [8 k/ x( s: a....... 请加分给三楼哟! |
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