Single Girder Bridge Crane

LDA model single girder bridge crane(overhead crane)is designed and improved on basis of LD model,compared with LD model,it is equipped with the features of reasonable structure,strong rigidity of whole set.The whole set is used with CD1 and MD1 model electric hoist,it is a kind of light type crane equipment with capacity 130ton and span 7.5--31.5m,working system A3--A5,The standard working environment temperature is -25--40. This kind of crane is widely used in various places such as factory,warehouse,stuff yard to lift goods,forbidden to use in flammable,explosive and corrosive environment.This product is operated by ways of ground and cabin control.There are open and closed styles for drivers cabin,it could be divided into left and right installation according to practical situations. Entrance direction adopts profile and top entering to satisfy different needs of customer's choice. Lifting capacity (T)1,2,3,5,10T16,20TSpan(M)7.5-22.5MCrane travelling mechanismTravelling speed(m/min)20304560752030456075Reducer ratio58.7839.3826.3619.3715.8858.7839.3826.3619.3715.88MotorModelZDY21-4ZDY21-4ZDY122-4ZDY131S-4ZDY112L1-4Power(kw)2×0.82×1.51.5×22.2×22.2×2Rotation (m/min)13801380Lifting mechanism(electric hoist)&electric hoist travelling mechanismElectric hoist modelCD1/MD1MD1/HCLifting speed (m/min)8,8/0.8 7,7/0.73.5 3.5/0.35Lifting height (m)6 ,9 ,12, 18, 24, 3012,18,24,30Travelling speed (m/min)20(30)20(30)MotorTaper Squirrel-cage typeTaper Squirrel-cage typeWork dutyA3-A5Power supply380V 50HZ three phaseWheel diameter270mm370mmWidth of trail37-70mm37-70mm