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1)变压器 cross over tape 是怎么弄的,起什么作用?. }2 U5 ~8 N, } q
60950那个条款有要求到cross over tape8 S/ ]- U: T; a; a! K: d
2)如下这段话该怎么理解?7 Y4 J5 [9 i/ V; q/ {, U' w1 o) v
Per UL60950
3 @3 D o% r( ? U2.10.5.12 Wire in wound components/ C5 p" h* }" l2 C" @( F# }
Where two winding wires, or one winding wire and another wire, are in contact inside the wound9 Y. J' k4 F2 b
9 H1 z2 I0 l* fcomponent, crossing each other at an angle between 45° and 90° and subject to winding6 g' B4 Y7 g/ ?& q
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tension, protection against mechanical stress shall be provided. This protection can be7 f3 P. Q6 M$ q
7 u9 M. L- F! a. K( }achieved, for example, by providing physical separation in the form of insulating sleeving or
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, Z& W2 e( G( k O3 Isheet material, or by using double the required number of insulation layers. |
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