The knucle boom cargo crane will be delivered to an Icebreaking tug for Rieber Shipping and is designed for an operating temperature between +40 and 40 degrees C.
The knucle boom cargo crane will be delivered to an Icebreaking tug for Rieber Shipping and is designed for an operating temperature between +40 and 40 degrees C. The crane has a capacity of 5 ton at 10 meter outreach and 3 ton at 18 meter outreach it is also designed for use at open sea with dynamic load factor of 1,5.
The hook speed is 0-30 m/min and height of lift is 30 meter.
Dreggen, together with Aker Langsten and Rieber Shipping, has developed a special hydraulic solution to be able to operate the crane at extreme low temperature down to 40 degrees C:
Thermostatic regulated heater in oil tank of 750 W
Heating cover over main valve
Extra valve for routing the oil over a pressure limit valve in order to generate heating.
Oil for use in Artic Envirnoment
The crane will be designed and constructed according to DNV rules and regulations.
Dreggen Crane is located with offices and production facilities by the seaside in Bergen, on the west coast of Norway, with deepwater quay, and a total of 2000 m2 in workshops and offices.
The organisation has grown to count 30 employees with annual sales of USD 10 millions.
Dreggen delivers the following range of lifting equipment:
Monorail provision cranes, Engine room cranes, Hose Handling cranes, Gantry travelling slewing cranes, Provision handling cranes and Cargo handling cranes.