Electric hoist / wire rope / monorail / trolley
max. 20 000 kg | DRH series
Hoist with the same features as per fixed execution
Maximum capacity is up to 20.000 Kg, rope falls 2 and 4
The hoist is suspended and assembled to the trolley that runs on the lower flange of the beam
The trolley is also available as articulated version to run on curves
The trolley has supporting bars with circular cross-sections which support the hoist by a hinge-pin type suspension.
The trolley is composed of an idler wheel assembly and a drive wheel assembly, both have two wheels made of machined pressed steel and mounted on spherical bearings which are permanently lubricated.
The wheels of the drive wheel assembly are opposing and have a crown gear wheel and are connected by a transmission bar.
The trolley motor is conical self-braking type, progressive start up and can be supplied :
1 travel speed of 8 m/min or 10 m/min or16 m/min or 20 m/min
2 travel speed of 16/4 m/min or 20/5 m/min
The reducer is made with gears with helicoidally teeth which are permanently lubricated in an oil bath.