QD Trolley Double Girder Bridge Crane

1. Motors: are in accordance with ISO 9001:2000 ISO 14001:2004, specially crane motors are suitable for frequent starting, reversing and braking.

2. Brakes: independent hydraulic brake, safer and easier to control.

3. Gear box: carbon alloy steel, gear boxes are made of accurate hob cut helical spur gears and pinions, hardness 250 to 350 BHN.

4. Electrical panel: nodular design, ease to install and maintain, reliable operation, fuse less circuitry, ducted wiring and compact terminals.

5. Limit switch: safety limit switches prevent over traveling length, overload protection prevent overloading, etc.

6. Wheels: the wheels are produced in special vacuum casting workshop, no sand inclusion technique, more elastic, more hard-wearing and durable.

7. Painting: two layers primer before assembly and two layers synthetic enamel after testing.

Double Beam Bridge Crane Features

1. Widely used heavy duty, wider spans, higher working frequency.

2. Double girder bridge cranes are available with load capacities up to 100T and with spans up to 50m, suitable for lifting and transporting loads over 20T and span more than 25m.

3. End carriage joints can ensure positive contact of all four wheels with track.

4. The girder profiles are produced weldless with integrated technology, so that can achieve maximum performance with minimum dead weight.

5. Variable speed through VVF drive, Wireless radio remote control and cabin operate, Shrouded DSL system for power feeding, PLC automatic control system.