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canghai 发表于 2012-2-15 12:48 
- Z8 `8 M. @# e2 c能否解释详细点呢? : W& j- U e0 t
TIW与漆包线的接触是会引起TIW的磨损,所以胶带在这里的作用就不是绝缘了,而是机械防护作用,标准2.10.5.12 中有提到:
% J+ r$ a r0 h& O+ g5 m7 k# o8 c: sWhere two winding wires, or one winding wire and another wire, are in contact inside the
& V2 ^" Z6 ~, G5 twound component, crossing each other at an angle between 45° and 90° and subject to
# n. C# U2 D: ~2 ]! Z. Y2 C* vwinding tension, protection against mechanical stress shall be provided. This protection can! E9 o6 [! b1 V2 s0 L8 {
be achieved, for example, by providing physical separation in the form of insulating sleeving5 q* U; `5 c- L5 g
or sheet material, or by using double the required number of insulation layers. |
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