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本帖最后由 大侠风清扬 于 2018-8-14 17:55 编辑
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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。
# U, U n B# x( SS3是指电容是segmented film construction的。具体定义如下:. w: b# E' R- P/ [; w
segmented film capacitor6 F9 z% {" \/ C- u
a metallised capacitor with a repeating pattern on the metallic deposit on at least one layer,( L7 X5 O7 p0 U+ y; y) R& e
designed to isolate sections of the capacitor in the event of localised faults occurring in the' i% y& ~* K0 _: ? @
dielectric这个等级是防火和防触电的,不是防爆的。8 O' v$ G% ]3 ^
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