EN 60297-3-103-2004 电子设备用机械结构.482.6 mm(19 in)系列的机械结构的尺寸.第3-103部分:键控和定位销 IEC 60297-3-103-2004;替代 EN 60297-5-104-2001& EN 60297-5-105-2001
Mechanical structures for electronic equipment - Dimensions of mechanical structures of the 482,6 mm (19 in) series Part 3-103: Keying and alignment pin