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引用第7楼liao_yl于2008-06-04 09:01发表的 : ' e: D& j( C/ O
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~~ # H) R* [# h2 O/ s
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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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3 d. ^ k7 A! M7 t z– BASIC INSULATION: two wrapped layers or one extruded layer;1 w/ V8 x3 Q5 {, c) b
– SUPPLEMENTARY INSULATION: two layers, wrapped or extruded;& Z1 |! T1 o' t# F/ |2 Y
– REINFORCED INSULATION: three layers, wrapped or extruded. |
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