... and repair rate ELK QD Hook Overhead Crane : Model QD Electric Double-girder Overhead Crane is widely used in mechine-processing ... (kw)2*0.82*1.5 Speed(r/min)13801380 Electric HoistModelCD1/MD1 Lifting Height (m)6,9.12,18,24 ... speed(m/min)20,30Work ClassificationA3-A5Power Supply380V 50HZDia of wheel (mm)Φ300Recon mended railP18, P22,P24, P30