Bridge shipboard /dock cranes
Bridge shipboard/dock cranes are intended for cargo handling mechanization. They are mounted in workplaces of unrestricted navigation sea crafts, auxiliaries, engineering ships, depot ships, docks etc. complying with the requirements of Russian Maritime Register of Shipping.
Running regime of dependable crane and ancillary equipment service (with no time limit):
maximum angle of heel 4° , maximum trim difference 1° at an ambient temperature of minus 45°…plus 45°C and 98% relative humidity at a temperature of plus 25°C.
Bridge dock crane
Crane and its attachment fittings remain functional after termination of long-time disturbing effect in sailing position: heel max 30°C; rolling motion with an amplitude max 45°C and period of rolling 12 s; long-time trim difference max 10°C.
Cranes can be supplied with positioning system that provides an accuracy of up to 7 mm.
Bridge dock cranes are supplied with a device compensating a change in crane's treads (+/- 100 mm) during dock submerging/surfacing.