The BOS crane is a conventional slew bearing type rope luffing crane. This type of crane is available in different sizes and lifting capacities of up to 1200 metric tonnes. The maximum boom length for this crane is 102 metres which is especially required for offshore wind park installation.
The crane prime mover is either electric-hydraulic or diesel-hydraulic. EX proof systems are available. The hydraulic system is of a closed type technology with individual circuits for each crane function.
Rope luffing cranes are available with metallic or non-metallic slew bearings.
The Litronic Crane Management System is in charge of the crane movement and data recording.