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從IEC60320-1 standard sheet C14 頁中:
/ k: `5 i7 R" PThe outline 3) shall be at a distance of 17 −1
7 O' d5 b, C3 z" h; X0 mm from the engagement face at the bottom of the inlet. The distance from the engagement face at the bottom of the inlet to plane A-A may, however, be less elsewhere within the area 1). Plane A-A need not necessarily be extended to the outline of area 1). A rim which is slightly rounded on top is allowed around the recess if it has a thickness of at least 1,5 mm. Retaining devices or parts thereof may be within the area 1). No other parts of the inlet may protrude beyond plane A-A.9 `0 E: v* c7 S& l( b
9 {. B3 [3 J( f: T5 W, y3 C& P即表示壁厚最少1.5mm, 額外當然還需可通過其它耐壓和物理強度測試. |
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