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引用第7楼liao_yl于2008-06-04 09:01发表的 : # j7 {, Y0 V# U# a5 {
R/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~~ ( W$ e4 _. K" \ p, t+ \& D
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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6 Q) S" u8 Q3 @* S/ K" ?9 E- p
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– BASIC INSULATION: two wrapped layers or one extruded layer;
# \/ r7 x1 S. w– SUPPLEMENTARY INSULATION: two layers, wrapped or extruded;
5 L3 [3 R' E6 f# t6 p% b– REINFORCED INSULATION: three layers, wrapped or extruded. |
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