QN model overhead crane is a kind of crane which with two purposes for grab and hook. QN model two purpose double girder overhead crane is widely used to transport, assemble, load and unload incompact goods in mine, port, factory, workshop, warehouses, and goods yard, etc.
It is a combination of QD type bridge machine and QZ type grab crane. When it is necessary to grab scraps, or other bulk materials, the grab can be used for work. Grab’s open direction is divided into parallel and vertical with main beam and the grab can be double or four wire rope, mechanical or electric hydraulic type according to different work duty and materials. When lifting general objects, the hook can be used for work. Of course, if needed, the two structures can work at the same time, this crane can greatly improve the work efficiency.
1. Reasonable structure,strong bearing capacity
2. Low noise, soft starting and stopping
3. Safe and reliable operation
4. Commodious cabin and open view
5. Low cost maintenance, long working life
6. Strong box type,welding by machine hand.
7. Wheels are vacuum casting,medium frequency quenching
8. Wheels,wirerope drum,gears, couplings are processed by CNC machine center, TOP quality control.
9. Heavy duty slipring motor,Or Sq.cage motor with VVVF, IP54 or IP44,insulation class F or H,soft starting and smooth running.
10. Siemens main electric parts are used for durable and safe operation
11. Safety devices: Weight overload protection device; Top quality long time bearing polyurethane materials buffer; Lifting limit switch and traveling limit switch; Emergency stop system; Zero voltage protection; Phases protection device.
12.Customized: design and manufacture according to your request.
13. Package: By national station exporting standard plywood box, wooden pallet or in 20ft & 40ft container. Or as your demands.
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