Modular order for the development of mechanical structures for electronic equipment practices - Part 2-4: Sectional specification - Interface co-ordination dimensions for the 25 mm equipment practice - Adaptation dimensions for subracks or chassis applicable in cabinets or racks in accordance with IEC 60297-3-100 (19 in)
电子设备实践用机械结构开发的模块化顺序.第2-4部分:分规范.25mm设备实践的接口协调尺寸.符合IEC 60297-3-100(19英寸)的适用于机柜或机架的机架或机箱的适配尺寸
IEC 60917-2-4:2010 specifies dimensions for mounting flanges of metric subracks or chassis that are to be mounted into 19 in cabinets or racks. Additional dimensions for subracks or chassis are according to the IEC 60917 series, and for 19 in cabinets or racks to the IEC 60297 series. EMC, seismic climatic and environmental requirements and tests, are defined in the IEC 61587 series.