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8.1.4 An accessible part is not considered to be live if6 l5 y. l. U& y) n* R+ B; f
– the part is supplied at safety extra-low voltage, provided that4 o3 d k- O% C' T$ j4 R' L
• for a.c., the peak value of the voltage does not exceed 42,4 V,2 _# {1 i0 G; ?
• for d.c., the voltage does not exceed 42,4 V,4 S/ o- W4 p. H1 p4 O, N
or
, }! @. t9 _1 `) f$ @3 v+ t– the part is separated from live parts by protective impedance.
9 J5 l' o s; M" Z, r) `0 f" w– #for voltages having a peak value over 15 kV, the energy in the discharge shall not2 Y) N+ o2 _& @8 t; B8 J( B
exceed 350 mJ.
' Q* F+ y F- r$ i3 A/ n应该不算III类电器 但是应该可以算是安全的 |
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