LDA Single girder overhead crane 1.Capacity: 1t-20t overhead crane ... Working duty: A3-A5 LDA Model Motor-driven Single Beam Crane1.IntroductionLD model single beam motor crane is improved and designed on ... 3.5/0.35Lifting height (m)6 ,9 ,12, 18, 24, 3012,18,24,30Travelling speed (m/min)20(30)20(30 ... three phaseWheel diameter270mm370mmWidth of trail37-70mm37-70mm LD Model Single Girder Overhead Crane