Mandalong orders finalised

CENTENNIAL Coal is ramping up for production kick-off at Mandalong longwall mine with the award of contracts, Joy Mining Machinery taking the primary order and Australian-owned Ampcontrol winning the electrical package.

Angie Tomlinson

The main contract, awarded to Joy Mining Machinery, includes a complete longwall package with shearer, roof supports, AFC and BSL.

The roof supports consist of 68 Joy 2 Leg 1053 tonne shields, 1.75m wide and weighing 33 tonnes. The working range will be 2.35m - 5.2m.

The face control system will be the RS20s, Joy’s latest generation of control technology.

The contract will be progressively delivered between now and November this year, with the longwall system expected to arrive in Australia by August for compatibility trials and delivered on site in October/November.

Macquarie Manufacturing has been contracted by Joy to supply a 3 x 105m pillar monorail system with material handling system. Repower Mining International will supply the Pump Station (C/Tcut-through Llocated) including three emulsion pumps, and one positive set pump.

Worth $8 million, Ampcontrol will complete the site electrics for the Colliery. The total project includes a 33kV/11kV surface switchyard complete with dual supply 10MVA transformers and eight conveyor substations with integral starters delivered as part of the package with Continental Conveyors.

The job includes surface switchyard two 33kv primary, 11kv secondary including two 10 MVA transformers, and eight conveyor substations with integral starters, delivered as part of the package with Continental Conveyors.

Ampcontrol said the Mandalong order brings to five the number of longwall systems to be supplied by the company within an 18 month window.

Mandalong mine, located near Newcastle in New South Wales, will start production in early January 2005.

Complete order details will be published in Australia’s Longwalls magazine, out this month.

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