Experience in designing and manufacturing winches have become one of our main specializations. Winches are available in standard and customized versions. The standard winches have a line pull of between 25 and 1,000 kN, the customized winches anything between 1 and 3,000 kN IHC Hytop can supply any winch you need!
customer Jan de Nul.
Newest self propelled cutter suction dredgers of Jan de Nul are provided with spud hoisting winches equipped with multiple fail safe hydraulic released disc brake’s for a controlled dynamic rewinding of the winch during the freefall. Here spuds speed and acceleration/deceleration are controlled optimizing the penetration of the spud.
In this short video, the free fall function is operated where at one point dynamic braking is engaged.