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引用第6楼IEC60065于2011-06-08 08:30发表的 :
/ y$ R- ]( P6 m1 s) Q二楼老兄，不是你说的哪种规格，我细看了一下图纸，觉得尺寸不对称，感觉怪怪的，大家帮忙看一下，是不是图纸有问题。
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9.5.1.1 The test fixture shall be a steel or aluminum cylinder, closed at the top. The smaller cylinder shall be 152 mm (6 in) in diameter and 216 mm (8.5 in) deep while the larger cylinder shall be 203 mm (8 in) in diameter and 280 mm (11 in) deep. The cylinders shall be fabricated of steel or aluminum, having a thickness between 0.76 and 1.27 mm (0.03 and 0.05 in). The cylinders shall be painted white on all sides. Each cylinder shall be installed in a rectangular test box having four sides, a top, and bottom. The cylinder shall be flush to the test box bottom and the wood bottom shall have an opening the size of the cylinder diameter. The test box sides shall be constructed of plywood described in Clause 9.4.1. Three sides and the top shall be 13 mm (0.5 in) from the nearest part of the cylinder. The fourth side shall be 76 mm (3 in) from the nearest part of the cylinder. The supply lampholder shall be porcelain coated and has a cast metal cap bearing against the cylinder top. See Figure 9.1.
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# R+ C i' M+ ]- g( n4 d因为2个空间尺寸很相似:
1 E1 y- |5 C6 L4 v4 l+ DCSA TIL*B-36B: 152mm X 215mm(small) 及 203mm X 280 mm(large)0 B( z9 b7 f. g; j" T" d1 [: Y
UL 1993-2009 / CSA C22.2 No. 1993-09: 152mm X 216mm(small) 及 203mm X 280 mm(large) |
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发表于 2011-5-28 09:23
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发表于 2011-6-17 21:59
