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UL60950:
# Q1 H6 U' {: N/ I6 |6 c g: c" bWhere two winding wires, or one winding wire and another wire, are in contact inside the wound* C ]6 i$ O. x& D" R. s" n
component, crossing each other at an angle between 45° and 90° and subject to winding
9 E! p/ v% ?) E3 q* U' u& F6 n) Ktension, protection against mechanical stress shall be provided. This protection can be
$ e2 m u7 Q! N" }" V: o0 Pachieved, for example, by providing physical separation in the form of insulating sleeving or; l5 C% V: C* ^- l' a+ ^& q
sheet material, or by using double the required number of insulation layers.. }! D; r b: V* ^9 P2 ~! V
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UL60065, J: @' [- I X
where two insulated wires or one bare and one insulated wire are in contact inside a wound, b+ h: U2 {4 G' {
component, crossing each other at an angle between 45° and 90° and subject to winding A, `' Q$ i! z: v+ T9 \
tension, protection against mechanical stress shall be provided. The protection can be achieved
+ c5 \+ W9 G6 D* Rby one of the following:& d2 ]1 X2 Z4 k* _! r2 H8 W- q& S8 j
• physical separation in the form of insulating sleeving or sheet material or using double- j2 J D1 F' i, J( V/ b
the required number of insulation layers, or the wound component meets the requirements of 8.18./ `# d3 s) @. j" c" U6 B* d% h D
– the manufacturer shall demonstrate that the wire has been subjected to 100 % routine$ D4 J ~8 o8 V& Q
dielectric strength test as specified in H.3.
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如图中,次级三层绝缘线,1. 初级与次级线算是45与90度之间吗?标准里面是说接触,初次级没有接触呀(a. 有一点距离 所以没接触 b. 变压器骨架初级线附近有一个凸起塑胶挡住了次级线,也就是说次级线不会跟初级线接触)标准说的是45-90 度, 其实角度怎么参考?我是说两线相交,可以说是135度呀或其他角度呀?参考0度在哪里?
$ R3 P+ R$ c+ h+ o% ?
! f' {' p% \) X4 N( @' P% j 2. 初级线要加绝缘套管吗?或加marign tape 吗?% B7 j% W* g0 a4 n
$ C1 S6 B+ n& y* D* Y- U0 L3. 初级与初级间(或次级与次级)+ G$ k7 }) Z8 K3 G1 S
相交45-90度,算是标准说的那个情况吗?
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9 ^3 v- G" H4 n$ K$ n3 V4. 什么时候变压器次级三层绝缘线前面那段要加绝缘套管?. V/ T2 h1 F% k' j. \3 H" Y- z
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