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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.)
Specification of gantry cranes with two trolleys |
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Lifting capacity, t |
Span, m |
Lifting height, m |
Crane operation mode group |
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On the main lifting gear |
On the auxiliary lifting gear |
On the main lifting gear |
On the auxiliary lifting gear |
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100 (50+50) + 100 (50+50) |
10 - 30 |
20 - 60 |
10 - 60 |
10 - 60 |
A3 – A5 |
100 + 100 |
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160 + 160 |
10 - 50 |
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250 + 2500 |
! Parameter values can be changed according to the Customer’s technical requirements.