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head0819 发表于 2014-6-23 10:45 
* J6 R( s9 Z$ {3 R兄台,你一句话就搞定了吗?( \8 T% ]! N0 B
标准哪里有讲到哦?恕我无知!
( ^8 Q2 v; I& y0 E60950 5.1.7.1,* \7 F5 O8 c1 W' S6 @1 u
If the result of the TOUCH CURRENTmeasurement on any of the above equipments exceeds
$ @6 Y0 q. b6 c, l K3,5 mA r.m.s., the following requirements a) and b) apply, and also, if relevant, those in $ p& t! g6 K4 e) L
5.1.7.2. % h0 k$ U7 [% W3 z. M4 ?# a' c$ c
a) The r.m.s. PROTECTIVE CONDUCTOR CURRENTshall not exceed 5 % of the input current per
9 i. k: \& G( [4 g( Rline under normal operating conditions. If the load is unbalanced, the largest of the three 8 C6 c9 {2 p0 h5 b- P
line currents shall be used for this calculation. |
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