... ,MD Electric Wire rope Hoist is a small-sized lifting equipment,which can be mounted on singlebeam,bridge,gantry and arm cranes. With ... )Rotation speedRotation speed(r/min)13801380138013801380140014001400Current(A)1.252.2(0.72/2.4)4.3(0.72/4.3)7.6 ... steadily and accurately.5.Protection: Load limter,traversing limter,Low electric power limiter 1 ton electric chain hoist