Liebherr Board Offshore Cranes (BOS Series)
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Liebherr BOS Offshore Cranes

Table of Contents Product Range Crane Layout Structure Overview Slewing Platform and A-Frame Driver Comfort Optional Equipment Environmental Record Liebherr Service Worldwide The Liebherr Group – Your Partner for the Future

Product Range Through many years of experience and technology strictly orientated towards customer requirements, a range of products has been created which sets new standards in innovation, quality and reliability. The BOS crane is a rope lufng type offshore crane with open A-frame design. The crane is available in various sizes and different lifting capacities ranging from 25 t up to 1200 t. The boom length is adjustable and can be extended up to 102 m for some models. The BOS cranes are suitable for any kind of offshore installation, either oating or bottom supported, as they provide all...

BOS 45000 Boom length from 51 m to 102 m Max. capacity 1200 t BOS 35000 Boom length from 51 m to 102 m Max. capacity 1000 t BOS 14000 Boom length from 39 m to 102 m Max. capacity 600 t

Applications Offshore Cranes Cranes for Subsea Operation In general, offshore cranes are slewing cranes with safe working loads up to 150 metric tonnes, mounted on a bottom-supported or oating offshore installation. Typical duties include load and cargo handling to and from supply vessels, barges or semisubmersibles as well as the support of oil drilling and production activities. Cranes for subsea operation are used to handle loads in water, as well as lower and lift loads to or from the seabed. Heavy Lift Offshore Cranes Heavy lift offshore cranes are lifting appliances mounted on barges,...

Crane Layout - Structure Overview Liebherr offshore cranes use the most advanced design, engineering and production technology and consist of the following main constructional groups: Design Philosophy / Structural Design Structural Materials The use of modern 3D design tools and nite element analysis allow detailed structural studies, including fatigue analysis and weight optimisation. Our offshore cranes are designed and manufactured in strict accordance with the applicable design rules and regulations and the appropriate norms and standards. All materials for the primary steel structure...

Slewing Platform and A-Frame The slewing platform is designed to house the machinery compartment, the lufng winch, the counterweight (if installed), the slewing gears and the operator‘s cabin. Machinery House / Machinery The machinery house and the machinery located inside are protected against weather. Cooling is achieved via hydraulically driven fans. Also situated in the machinery house are the electrical switch compartments, containing the in-house designed Liebherr Litronic® crane control system (VME-CAN-Bus 2-line). Features of Liebherr Litronic® control system Availability of spare...

Machinery house - electric motor & splitter gearbox

5 Boom The boom is a lattice framework construction with the boom tip being a shell structure which accommodates the lufng and main hoist sheaves. The hoist winches (main and auxiliary winches) are located in the pivot section of the boom. A boom extension and auxiliary hoist are available as an optional extra. To achieve the required working outreach, the standard boom pivot sections and standard boom heads can be combined with variable intermediate sections. For the connections between the various boom sections bolted anges are provided. Lufng and hoisting sheaves on the boom head are...

Driver Comfort The operator‘s control desk is fully equipped with all controls and indicators as required for safe and reliable crane operation. The design and layout of the cabin is based on the need for visibility, comfort and operability. It provides a comfortable, low noise environment, essential for ensuring uninterrupted concentration for the driver when operating the crane. Vibrations are reduced through swing equalisers. The window sections are of tinted anti-glare toughened safety glass mounted in an innovative glass frame providing a clear view of the operational area and the...

Optional Equipment • RotaBolt® for slewing bearing bolts • RotaBolt®Vision for boom section bolts • Access to operator's cabin platform via stairway • Enlarged operator's cabin (10 m3) • Crane EX-rated • Arctic temperature package down to -40°C ambient temperature • Stainless steel package • Emergency power pack system • CCTV camera system (safe/EX-rated) for main and auxiliary hoist • Slewing bearing inspection device • Factory Acceptance Test (FAT) • LiDAT® remote troubleshooting and analysis/diagnosis tool • Hook garage for main and auxiliary hoist • Sector limit (sector operation) •...

Environmental Record With its headquarters located in an environmentally protected area, ecological issues have always been high on the agenda for Liebherr. The implementation of economy software, biodegradable oils and special noise insulation throughout its offshore crane range are just a few examples of Liebherr’s ecological awareness. Operating Liquids Upon request, all Liebherr offshore cranes can be run on bio-diesel to comply with local regulations and the transition to alternative fuels in customer equipment eets. Liebherr offers biodegradable oil especially developed for the...

Production and Transportation A clearly dened company strategy guarantees that only top quality products are developed and built in the most modern production facilities. Liebherr-MCCtec Rostock Factory Testing In order to further expand its position in the international maritime market, Liebherr established an additional production site for offshore cranes in Rostock’s harbour district on the German Baltic Coast in 2006. The production facility in Rostock plays an important role in the further growth and development of the international market position of our maritime product divisions....

Test facility Liebherr-MCCtec Rostock GmbH Boom section