Adjustable frequency is available from 3,300vpm/55 Hz to 4,000vpm/67 Hz, achieved by moving the throttle.
Drums are machined to be perfectly round said Volvo, while the outer 20mm of each drum is chamfered and the edges are given a 9mm radius. These features contribute to a smooth rolling finish that doesn’t mark the asphalt, it said.
Both drums also include a pressurised water system that provides a constant flow to the drum surfaces.
The DD25 compactor uses a 24.8kW three-cylinder diesel engine, and an integral safety system will shut down the engine and apply the brakes should the operator get off the seat.
Hall: 6 Stand: C041 / C042