DS DS/EN 60917-2-2
DS DSEN 60917-2-2 1996-MAY-24 Modular order for the development of mechancal structures for electronc equpment practces - Part 2 Sectonal specfcaton nterface co-ordnaton dmensons for the 25 mm equpment practce - Secton 2 Detal specfcaton - Dmensons for subracks chasss backplanes front panels and plug-n unts