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本帖最后由 大侠风清扬 于 2018-8-14 17:55 编辑 . j! N) m7 c9 x! D
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分类等级在IEC60252-1 A1:2013版中修改了,S0对应原来的P0,S2对应原来的P2。! g- M( C: x( K* ?5 W5 P
S3是指电容是segmented film construction的。具体定义如下:
# ~, C, S# j9 ~9 T$ ~4 Lsegmented film capacitor5 M7 f! j" ]8 E3 u& R
a metallised capacitor with a repeating pattern on the metallic deposit on at least one layer," P( {2 M8 Y+ x, g# m" @
designed to isolate sections of the capacitor in the event of localised faults occurring in the! W4 \0 E( ?/ [" G, [8 e! a
dielectric这个等级是防火和防触电的,不是防爆的。3 j4 G+ I4 q6 r
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