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8.1.4 An accessible part is not considered to be live if
* D7 w7 p* N# U– the part is supplied at safety extra-low voltage, provided that
9 s; w/ Y+ L! m0 L" i• for a.c., the peak value of the voltage does not exceed 42,4 V,
/ S' |0 n- @ @2 J% `7 I5 M• for d.c., the voltage does not exceed 42,4 V,
& Q; j7 U u- w7 T: yor
6 y4 x5 I6 a) |( z– the part is separated from live parts by protective impedance.. ? P1 r( v4 V9 ?
– #for voltages having a peak value over 15 kV, the energy in the discharge shall not5 C% f' J0 | E6 b4 b
exceed 350 mJ.0 {" ~5 ], K! h& \/ `
应该不算III类电器 但是应该可以算是安全的 |
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