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标题: ul 507标准中的一个疑问 [打印本页]
作者: victor    时间: 2010-10-26 11:32
标题: ul 507标准中的一个疑问
在UL507 - 2010 中,有提到针对Fused Attachment Plugs中Fuseholder Cover打开力的要求么?
作者: victor    时间: 2010-10-26 11:43
51A Fuseholder Cover Test% l0 @. h5 J2 U. T# P3 a
Added Section 51A effective September 27, 2010
! H' q4 ?! F+ E; R4 z7 E51A.1 When subjected to a force of 36 N (8 lbs) applied for 1 minute to an open cover in any direction6 e, H2 E5 ]* o, S5 h4 R  R
that the cover may be removed, the open cover of a fuseholder, fused attachment plug, or current tap, or
8 q$ z3 a9 y, j5 q: Y9 y8 ~similar device, shall not detach from the body of the device. One fuseholder is to be tested.




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