Fixed horizontal jib with a moving trolley.
The rotation frequency of the boom, usually 0.2 to 1.0 rpm. bashennyj kran harakteristika
You should include a section on how these cranes are categorized: Fixed horizontal jib with a moving trolley
The entire tower rotates on a platform with a counterweight at the base. By Mobility: Stationary: Fixed to a foundation or building structure. Mobile: Mounted on rails, crawlers, or wheels. By Jib Type: Luffing Jib: Pivots up and down to change reach. bashennyj kran harakteristika
The horizontal distance from the center of rotation to the crane hook. Standard lengths range from 25 to 80 meters.