Features of product as follows: Model LD electric Double -girder Overhead Crane is widely used in machine -processing , assembly workshop ,metallurgy ,casting workshop and warehouse ,etc,for loading and unloading the goods .The configuration grap can be used in metallurgy ,cement ,chemical industry and in the open air for loading and unloading the granular items with fixed span. Technical Data Lifting capacity(t) 1,2,3,5,10,16,20 Span (m) 7.5-22.5 Mechanism travelling Speed (m/min) 10 ,20, 30 45, 60 Motor Type ZDY21-4 ZDR12-4 Power(kw) 2*0.8 2*1.5 Speed (r/min) 1380 1380 Electric Hoist Model CD1/MD1 Lifting height 6,9,12,18,24,30 Lifting speed 8(7);8/0.8(7/0.7) Traversing speed 20,30 Work Classification A3-A5 Power supply(v,Hz) 200V-600V ; 50Hz Dia of wheel(mm) Ø300 recom mended rail P18 ,P22,P24,P30