Liebherr’s new Pactronic hydraulic hybrid-drive for mobile harbour cranes promises increased handling performance and reduced fuel consumption.

The Liebherr Pactronic addition is extremely compact

The Liebherr Pactronic addition is extremely compact

Characterised by an energy storage device, a hydraulic accumulator supplements the fluid pump in delivering power to the system. This serves as a pressure storage reservoir incorporating a gas in conjunction with a hydraulic fluid which can be released upon demand.

The unit also acts as a power booster, reducing both hoist and lowering times.