Special gantry cranes with two trolleys

Special gantry cranes with two trolleys are intended for lifting and handling of long metal and large-sized structures. They are used for ship's structure semi knocked down assembling both inside the workshop and outdoors.

Special gantry cranes with two trolleys are used in order to increase the working range when lifting loads with prolonged cantilevers.

Trolley synchronization is achieved by use of traveling and lifting gears frequency operating system.

If necessary cranes can be equipped with changeable load-handling devices (lifting beams, magnets etc.)

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Dimension drawing of special gantry crane with a lifting capacity of 160+160 t.

Specification of gantry cranes with two trolleys
Lifting capacity, t		Span, m	Lifting height, m		Crane operation mode group
On the main lifting gear	On the auxiliary lifting gear		On the main lifting gear	On the auxiliary lifting gear
100 (50+50) + 100 (50+50)	10 - 30	20 - 60	10 - 60	10 - 60	A3 – A5
100 + 100
160 + 160	10 - 50
250 + 2500

! Parameter values can be changed according to the Customer’s technical requirements.

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