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哇!機會難得!請教開孔的問題
2 c& \1 S5 u- O$ A5 [如何判定頂or側部開孔滿足5angle(UL60950 Figure 4E)?
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! m. W) }. C- D4 r6 NUL60950-1 4.6.1 提到:
* E8 A, O5 j1 M8 K! S. l: DWhere 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.( z* t. F, w, P7 q( @* s
如何判定頂部開是否滿足 5angle(UL60950 Figure 4E)呢? ]6 ]+ d: t' q1 U: Y$ X
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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