Hillhead 2012
19 - 21 June 2012
International live demonstration show for the quarrying, recycling and heavy construction industries at Hillhead Quarry, Buxton, UK.
balanced load
Symmetrical arrangements of loads in an electrical system. Loads are balanced in an ac three-phase system when the loads taken from each phase are equal and at the same power factor.
The monthly journal for the quarry products industry.