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哇!機會難得!請教開孔的問題7 z: ]5 Y5 q/ S, {* n! ?4 u
如何判定頂or側部開孔滿足5angle(UL60950 Figure 4E)?
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5 v& B3 A" _* ~UL60950-1 4.6.1 提到:) b) y6 n. W5 x- p
Where a portion of the side of a FIRE ENCLOSURE falls within the area traced out by the 5 angle in figure 4E, the limitation in 4.6.2 on sizes of openings in bottoms of FIRE ECLOSURES also apply to this portion of the side.& U$ A: L% S) N. F
如何判定頂部開是否滿足 5angle(UL60950 Figure 4E)呢?
7 @, r4 o6 W5 {: H6 ]& o有相關的軟件嗎?還是用目測拉5度的方法。請賜教。 |
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