20 Ton Of Overhead Lifting And Travelling Box Type Single Beam Gantry Crane Span 5-18m
Product presentation of Single girder gantry crane
L type single girder gantry crane with hook is applied for handling and convey operation outdoors, or at warehouse, stock ground, railway station, sea port cargo area, etc. This L type single girder gantry crane can be also used to do some special operations with a variety of special spreaders.
Power supply can be two forms: cable car and cable reel, customers can choose one of them. And the specifications, installation location of the cable reel can be based on the specific situation.
This L type single girder gantry crane is equipped with closed cab, and there is cabs with heat preservation for selection. The L type single girder gantry crane has the features of easy installation, big clearance, good operation vison, integrated console control and reasonable whole institutional arrangement.
Technical parameters of Single girder gantry crane:
| Capacity | T | 20 |
| Span | m | 18 | 22 | 26 | 30 | 35 |
| Lifting height | m | 10/11 |
| Lifting speed | m/min | 7.1/9.2 |
| Trolley travelling speed | m/min | 39.3 |
| Crane travelling speed | m/min | 40.1 | 47.1 |
| Max. Wheel load | KN | 340 | 346 | 362 | 419 | 432 |
| Rail recommended | Model | 43kg/m |
| Total motor power | kw | 67.3 | 78.3 |
| Main dimension (mm) | Span(m) | 18 | 22 | 26 | 30 | 35 |
| Rail top to crane top | H | 13860 | 14860 |
| Rail top to hook center | H4 | 10 | 11 |
| Crane base distance | W | 7500 | 8000 |
| Crane width | B | 9250 | 10000 |
| Trolley rail distance | K | 1250 | 1350 | 1550 |
| Hook left limitation | S1 | 7200 | 9200 |
| Hook right limitation | S2 | 7900 | 10400 |
Features of L type Single Girder Gantry Crane:
1) high reliability, safety, free maintenance rate;
a) work duty: FEM2M, M5
b) Protection class: IP55
c) Insulation class: F
d) continuing rate: 60% ( for the high class motor)
e) Cooling rate: 30% than normal crane
f) Over temperature protection: 170℃
2) compact design, small size, low dead weight, low headroom
3) Low noise
4) Investment-saved---the workshop’s civil work cost, due to crane’s light dead weight and low wheel pressure.
5) Power-saved. The total motor power is much lower than normal design.
Electric System:
1. Control panel protection degree is IP54;
2. Reasonable components installation, convenient for check and maintenance;
Safety Protection Devices:
Overload limiter, limit switch, interlocking protection devices, buffer, track sweep plate, bus bar protection board, anti-collision device, main disconnecting switch, emergency stop system and motor overload protection.
Packing and shipping
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Box Type 20 Ton Single Beam Gantry Crane Span 5m-18m Images
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