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8.1.4 An accessible part is not considered to be live if
y. L7 i% w* V6 Y% G1 z– the part is supplied at safety extra-low voltage, provided that
3 c; Y! |1 Y# ?9 L% o1 H6 o: Q• for a.c., the peak value of the voltage does not exceed 42,4 V,. Y7 l* U% k5 O) C2 G2 ^. s5 U
• for d.c., the voltage does not exceed 42,4 V,
$ @7 ^7 A# t9 ]or* t/ R* w! `. t& J, Z# q7 E
– the part is separated from live parts by protective impedance.5 h, d; f" Q3 P3 [ x
– #for voltages having a peak value over 15 kV, the energy in the discharge shall not* x5 G/ P3 A) g1 q) S
exceed 350 mJ.$ ]: Q! M! z" `4 B f, `. ~
应该不算III类电器 但是应该可以算是安全的 |
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