Safety 20 ton Double Girder Overhead Bridge Crane Manufacturers
LH type electric hoist double beam crane is traveling on fixed support, the frame adopts box-type welding mechanism, and it used together with CD1 or MD1 model wire rope electric hoist as a complete set, It is an mid-duty class crane, the capacity from 3 tons to 20 tons. The span is 10.5-31.5m. Working class is A3~A4. Working temperature is -20°to 45°centigrade.
This type crane is widely used in plants, warehouses, material stocks to lift goods. It is prohibited to use the equipment in the combustible,explosive to corrosives environment. The control method is ground remote control or control cabin .
- The structure is light, the performance is excellent, the design concept is advanced, and the space utilization rate is effectively improved.
- Made of high-quality steel, durable and corrosion-resistant.
- Complete standard configuration, stable operation, fast positioning, stable and safe operation.
- Simple maintenance, low installation and maintenance cost, and long service life.
- Technical parameter of double girder overhead crane
Lifting weight(t) | 10 | Span(m) | 10.5-31.5 | Speed (m/min) | Hoisting | 7,7/0.7 | Traveling of crab | 20 | Traveling of trolley | Surface | 20(30) | Cabin | 20(30) | Electric hoist | ZD151-4/13 | Lifting height(m) | 9,12 | Working class | A3~A5 | Power source | 380v 50Hz three-phase | Crane rail recommended(kg/m) | 38 | |
- Drawing of the double beam overhead crane

- Safety Protections
- Locked fall-proof reducer,
- Outdoor hoist Can be equipped with rain cover
- Alarm indicator lights;
- Infrared anti-collision.
- Weight overload protection device Weight overload protection device will warn when the lifted materials are beyond the capacity, and the displayer will show the data.
- Current overload protection device shall cut off the power when the current overstep the set figure.
- Emergency stop system shall be used to stop all motions once any emergency occurs to avoid more damage.
- The limit switch prevent the travelling mechanism from over travel.
- We can discuss details and solutions with you according to your needs, and produce high-quality products suitable for you.
- The company has professional business staff to answer your questions online 24 hours a day.
- Perfect after-sales service, solve problems for you in time
- have a dedicated engineer to provide you with overseas guidance installation services.