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8.1.4 An accessible part is not considered to be live if
* W7 J, K( c9 `- S. {– the part is supplied at safety extra-low voltage, provided that; @- |3 }( w3 h$ l0 |& S. n
• for a.c., the peak value of the voltage does not exceed 42,4 V,
4 R: m M+ r) m) Q$ y) e' A• for d.c., the voltage does not exceed 42,4 V,6 |: n" F9 s1 j! k
or- ]( r7 L! y- f% P8 n1 S5 g+ W1 w% d: o
– the part is separated from live parts by protective impedance.
. |6 _& b- \+ v g6 i& {* ^3 Z– #for voltages having a peak value over 15 kV, the energy in the discharge shall not
# u" J1 g/ t, _$ ?) D' X. V* Zexceed 350 mJ.
9 K6 W: H3 k. @4 f2 O应该不算III类电器 但是应该可以算是安全的 |
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