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UL60950:) _% Q1 \& Z, [5 S
Where two winding wires, or one winding wire and another wire, are in contact inside the wound/ }6 I5 O+ {% B4 W- b- A) n. l
component, crossing each other at an angle between 45° and 90° and subject to winding+ x1 a" C) ?: M0 ]! C8 h* x
tension, protection against mechanical stress shall be provided. This protection can be. @" n K* @( G' T" c& s/ {; U4 k
achieved, for example, by providing physical separation in the form of insulating sleeving or& m5 ~8 o+ x$ H8 D h+ }
sheet material, or by using double the required number of insulation layers.
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UL60065
( M2 z1 `" K* v0 i7 ` where two insulated wires or one bare and one insulated wire are in contact inside a wound8 s0 ?& q+ r) b, Z5 S S: g
component, crossing each other at an angle between 45° and 90° and subject to winding
; {) }8 `3 e$ u" ?4 m4 [tension, protection against mechanical stress shall be provided. The protection can be achieved3 q0 `' @! C" x! a, {
by one of the following:
4 T9 G; {* ~* Y: V a |. H• physical separation in the form of insulating sleeving or sheet material or using double
- c% o6 b: M$ j$ ~! I \the required number of insulation layers, or the wound component meets the requirements of 8.18.
' P. M0 h$ p! Q' R8 z# {! u– the manufacturer shall demonstrate that the wire has been subjected to 100 % routine
% U: D6 ?3 }$ I8 Adielectric strength test as specified in H.3.
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) t4 i# Q% }7 m5 q5 Q) K* @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?
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# `# ]5 e% n4 P5 J& G/ S 2. 初级线要加绝缘套管吗?或加marign tape 吗?. @- F7 s7 N1 [# W
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3. 初级与初级间(或次级与次级)
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4. 什么时候变压器次级三层绝缘线前面那段要加绝缘套管?
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