ABB to supply harmonic filter system for new gold mine concentrator in Canada

Osisko Mining Corporation chooses ABB for the supply of a harmonics and power factor correction filter system that will maximize energy efficiency and power stability.

Baden, Switzerland, March 1, 2010 – ABB, the leading power and automation technology group, announced that it recently won an order to provide a complete harmonics & power factor correction (H&PFC) filter system to be installed at the Malartic gold deposit In Quebec, Canada.

Osisko Mining Corporation is a mine developer based in Montréal, Québec, Canada, with a published NI 43-101 compliant positive feasibility study for an open pit operation at Malartic that will produce 591’000 ounces of gold per year over a ten-year mine life. The mine is located at the heart of the historic Abitibi mining district in Québec, immediately south of the town of Malartic. With current reserves of 6.28 million ounces, the Malartic deposit represents one of the biggest gold reserves in Canada for a single deposit. It is still growing through ongoing drilling on new mineralization zones.

In 2007, ABB sold a complete 19 MW gearless mill drive (GMD) system to Osisko Mining Corporation, as well as the performance of a network study. The GMD system will be ready for operation by September 2010. To respond to the demanding requirements in terms of power supply and grid stability, from the local energy supplier, ABB took an innovative approach for the network study and subsequent solution design.

ABB designed the new filter system to maximize energy efficiency as well as increase power supply stability. It is scheduled to be delivered in the second quarter of 2010 and ready for installation and start-up in the third quarter of 2010. ABB is responsible for the design, engineering and delivery of the hardware filter components such as capacitors, reactors, resistors, grounding switches and control cubicles. ABB is also responsible for testing and start-up of the complete filter system.

The customer will be able to operate the GMD system without distortion on the supply network. ABB’s H&PFC filter system will allow plant operation to comply with harmonic regulations and maintain the power factor above the defined level. This will provide the highest possible energy efficiency during operation.

ABB (www.abb.com) is a leader in power and automation technologies that enable utility and industry customers to improve their performance while lowering environmental impact. The ABB Group of companies operates in around 100 countries and employs more than 120,000 people.

    Osisko plant overview
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