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canghai 发表于 2012-2-15 12:48 6 v4 k- @ D3 v+ Q q$ |$ ], g( C% ~
能否解释详细点呢? 2 Z% I- K$ ]6 W' ^2 ~+ n( m& H
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:9 H5 e) E/ F7 _3 q: o
Where two winding wires, or one winding wire and another wire, are in contact inside the2 R- p& B( P5 \0 q7 T( ~, ~
wound component, crossing each other at an angle between 45° and 90° and subject to
7 V% V) k4 Y3 r" awinding tension, protection against mechanical stress shall be provided. This protection can9 t; p4 @" j* c5 _
be achieved, for example, by providing physical separation in the form of insulating sleeving
* Q" E6 x7 H1 v1 D% ?5 xor sheet material, or by using double the required number of insulation layers. |
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