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引用第7楼liao_yl于2008-06-04 09:01发表的 :
" d4 X- J: ?2 eR/I: "A single insulation system which provides a degree of protection against electric shock equivalent to D/I under the conditions specified in ehis standard."变压器中使用的三层绝缘线应该就是这种了~~
1 |) |1 B: }, \) C
$ M; B$ |& j, K3 [: K/ w Q三層絕緣線是屬於2.10.5.4 Wound component, 與R/I的定義有些許不同
5 M1 [& s7 O4 E) W' Q
6 c& r: s; e. I9 F– BASIC INSULATION: two wrapped layers or one extruded layer;
# U3 W# ~5 }0 P) }0 j, T, \; q0 K– SUPPLEMENTARY INSULATION: two layers, wrapped or extruded;8 ~0 o4 L t0 m( ~# l+ `6 y3 ?
– REINFORCED INSULATION: three layers, wrapped or extruded. |
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