Tag: Liebherr R 9XX hybrid excavator

Roadbuilding

25 Days of RollOuts: Liebherr R 9XX

Liebherr’s R 9XX 40-ton prototype electric hybrid excavator features an electric hybrid driveline and is powered mostly by a standard diesel engine, though it also uses an electric storage device known as supercaps and a hydraulic pressure accumulator. The hybrid system on the R 9XX can supply short-term peak power at up to twice the […]

December 30, 2013

Roadbuilding

Liebherr displays prototype of R 9XX hybrid excavator at Bauma 2013

Liebherr displayed its R 9XX concept electric hybrid excavator at Bauma 2013 this week, our sister site, Equipment World, reported from the show. The 40-ton prototype excavator, which features an electric hybrid driveline, is powered mostly by a standard diesel engine, though it also uses an electric storage devices known as supercaps and a hydraulic […]

April 16, 2013