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引用第7楼liao_yl于2008-06-04 09:01发表的 : / @4 |, G- C9 c
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~~ ( f! Q) J( Q0 F3 `$ J( d% B
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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
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– BASIC INSULATION: two wrapped layers or one extruded layer;' Z% E7 p5 A/ J3 D; W1 I
– SUPPLEMENTARY INSULATION: two layers, wrapped or extruded;: _" E) ~/ x3 E. `6 H/ [
– REINFORCED INSULATION: three layers, wrapped or extruded. |
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