Electric Hoist Gantry Crane-single girder out door gantry crane

Specifications


Application
Light dead weight and strong lifting weight. Widely used at open or room ground and warehouses, yards  etc.  Ground controlling and room controlling.

Description
1. L single main beam hook hoist gantry/door crane is mainly composed of gantry, crane crab, and trolley traveling mechanism, cab and electric control system.
2. The gantry is of a box-shape structure. The crab adopts vertical reaction wheel when the lifting load is below 20t, and horizontal reaction wheel when above 20t to run at the girder side.
3. The girder is of single-girder bias track and the leg is L-shaped, so that the lifting space is large and the spanning ability is strong, making it easy to covey articles from the span to under the jib.
4.The closed cab is employed for operation, where there are adjustable seat, insulating mat on the floor, toughened glass for the window, fire extinguisher, electric fan and auxiliary equipment such as air conditioner, acoustic alarm and interphone which can be furnished as required by users.

Feature
1. Crane material:Q235,Q345B/Q345D
2. Strong box type, no-welding joint strong box type, by machine hand, strong and beautiful.
3. Wheelsare vacuum casting by ourselves, intermediate frequency quenching.
4.  Wheels,wirerope,drum,gears,coupling are manufactured by our CNC machines.
5. Nanjing special or Nanjing Brand motor,top quality in China.
6. Eletrical equipments:Siemens or Schneider brand.
7. Control method:Cabin control,wireless remote control or pendant control,you can choose two of them (According to your demand to design the gantry crane.)

Safety system:  
1. Weight overload protection device.  
2. Top quality long time bearing polyurethane materials buffer.
3. Crane travelling limit switch.
4. Voltage lower protection function.
5. Emergency stop system.
6. Current overload protection system and so on!