Double Girder Gantry Crane

Typical application: Lifting Stone Block Site: Quarry Capacity: 10t-100/25t Span: 10m-40m Lifting mechanism: Drum group Working environment: -20-40 degree centigrade. Product introduction: The series products of doulbe-girder gantry crane are applied to do handling operations such as open warehouse, stock yard, railway goods station and port cargo handling areas etc. It also can do some special operations with many special load lifting devices. It is appicable to loading, unloading and transporting of goods at open warehouse, yard, rail freight station, port wharf, etc. It can also perform many kinds of paricular operations equipted with many special hooks. The gantry adopts double welding structure of box style. Trolley drive mechanism adopts separate driving. All the mechanism is controlled in the controlling room. Crane has two conductive styles as cables and slide wires. Users can choose either type. This structure has the advantages of strong load bearing capacity, wide span, overall stability and stiffness Design and construction rules: All the standard which is required for the crane is the Chinese standard. Sand-blasting&Painting: Sand-blasting: SA2.5 Painting thickness: About 100 microns The electrical equipment is accommodated in robust steel plate control cubicles, on the crane girder. Type of enclosure IP 55 All movements can be switched off by actuating the emergency-off switch at the control station via a main contactor. Power supply cable and control cable along the girder A protective earth conductor is fitted as standard. A crane switch is provided. Travel end switches Long and cross travel limited by means of preliminary and final limit switches Overload protection: In the event of overload, the hoist unit switches off and only the lowering motion is possible. Control method: Cabin control. Remote control.