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8.1.4 An accessible part is not considered to be live if" J, `$ I" ~, a1 e0 n+ S$ \
– the part is supplied at safety extra-low voltage, provided that
# _3 ^3 |: h( L; O2 _* f' U• for a.c., the peak value of the voltage does not exceed 42,4 V,
9 ~- N- V: S. D• for d.c., the voltage does not exceed 42,4 V," g$ w' f7 r. ~4 x# @7 ?
or
9 R: K, Y. G" V; C– the part is separated from live parts by protective impedance.
& r# }0 g! D5 b– #for voltages having a peak value over 15 kV, the energy in the discharge shall not8 p% H) N5 {; k6 _& K# H& ]
exceed 350 mJ.
7 Y* [0 J( {# J* `: A1 v+ {应该不算III类电器 但是应该可以算是安全的 |
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