TECHNOLOGY

Electric downunder

ELECTRIC drives have never really taken off on underground mining equipment but Joy Global believes that is the way forward for its range of underground hard rock loaders.

Noel Dyson
The new Joy 22HD electric drive underground load haul dumper.

The new Joy 22HD electric drive underground load haul dumper.

The company pulled the covers off the 22HD hard rock underground loader this morning at Minexpo in Las Vegas. The HD stands for hybrid drive. The loader uses the same switch reluctance drive technology...

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