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本帖最后由 大侠风清扬 于 2018-8-14 17:55 编辑 5 n D* b( a6 U
9 @) Q: M! B' Y% y4 k; D6 V% ~+ U+ Z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) i, H0 K2 _5 _2 r6 I9 W7 w- N
S3是指电容是segmented film construction的。具体定义如下:
# C( U, X& X8 W7 z" U2 X3 |8 qsegmented film capacitor( K* Z# B) d; n Q
a metallised capacitor with a repeating pattern on the metallic deposit on at least one layer,
J- p! L3 d6 l& |( p) p4 k$ [! jdesigned to isolate sections of the capacitor in the event of localised faults occurring in the( D5 `% c) a9 A4 }4 A- F) w
dielectric这个等级是防火和防触电的,不是防爆的。) P1 V; K& z* X+ D4 Q
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