20t QD H20m S10.5-31.5m Custom Double Girder Overhead Crane With Hook

20t QD H20m S10.5-31.5m Custom Double Girder Overhead Crane With HookProduct DescriptionQD Double girder overhead crane is composed with Girder frame, Crane travel device, and the trolley with lifting and moving device. There are Pave the rail for the trolley move on the main girder.Assemble the moving table on the outside of the two main girder, one side is prepare for the assemble and maintenance the crane move device, another side is prepare for the assemble of the trolley conductor device.There are full field of view Cabin suspend under the main girder, there are joint control desk or single control box packed within the Cabin, assemble the sidelong ladder between the Cabin and moving table, The main girder joint with the two side end carriage which with the joint point in the middle.Product Structure:MechanismItemUnitResultItemLifting capacityton5-350Lifting heightm1-20Spanm10.5-31.5Working environment temperture°C-25~40SpeedHoistingMainm/min0.84-9.5Aux.5.22-12.6crab5.8-38.4trolley17.7-78Working systemA5-A6Main Features of QD model Crane:1). Long Life Span: 30-50years;2). Easy for Installation and maintenance;3). Reasonable structure and strong rigidity;4). The speed can be frequency inverter speed control;5). Control method is cabin control or remote control;6). Depending on lifting cargo, crane can be equipped with hanging beam magnet or magnet chuck or Grab or C hook;7). Crane is equipped with all moving limit switch, loading limit and other standard safety devices, to promise crane work safeAttention:Safety is the most important issue for cranes. To ensure the safety,It is prohibited to use the equipment in the combustible, explosive or corrosives environment.(Need explosion proof type for this).Product DetailsMain Parts of QD model Crane: