Double Girder Overhead Crane Technical Specification
QD Model Double Girder Overhead Crane Technical Specification
QD double girder hook overhead crane is composed with Girder frame, Crane travel device, and the trolley with lifting and moving device. There are Pave the rail for the trolley move on the main girder.
Assemble the moving table on the outside of the two main girder, one side is prepare for the assemble and maintenance the crane move device, another side is prepare for the assemble of the trolley conductor device.
There are full field of view Cabin suspend under the main girder, there are joint control desk or single control box packed within the Cabin, assemble the sidelong ladder between the Cabin and moving table, The main girder joint with the two side end carriage which with the joint point in the middle.

QD Model Electric Double Girder Overhead Crane Technical Specification
1 Heavy class A5, A6, A7 and High efficiency
2 Forged wheel set, machined boring assembly, high assembly accuracy and long service life
3 Adopts to various working conditions
4 Reasonable structure and strong rigidity
5 The speed can be frequency inverter control
6 Control method is optional cabin, remote or pendant control
7 Depending on lifting material, crane can be equipped with hanging beam magnet or magnet chuck or Grab or C hook
8 Crane is equipped with all moving limit switches, loading limits and other safety devices
QD Model Electric Double Girder Overhead Crane Technical Specification
| Loading capacity | 5 ~ 850t |
| Lifting height | 3 ~ 30 m or customized |
| Lifting speed | Vary with lifting capacity, or customized. |
| Span | 10.5~31.5 m/min |
| Lifting mechanism | Wire rope hoist or electric chain hoist |
| Working class | A5-A8 |
| Working temperature | -20~40 |
| Power supply | AC-3Phase-220//230380/400/415/440V-50/60Hz |
| Control voltage | DC -36 / 48V |
| Motor protection class | IP54 IP55 IP65 |
| Control way | Cabin, wireless remote, pendant push button |
| Safety device | Buffer,current overload protection,overload device |