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Motors, Drives and Mechanical Power Transmission

Component condition 
monitoring key to extending bearing life

By: Natasha Odendaal     16th July 2010 Preventative maintenance and effective machine condition monitoring is key to ensuring maximum life and performance of earthmoving machinery, with bearings playing a particularly critical role in the safe and reliable operation of such capital equipment. 

Motor series reduces energy consumption

By: Natasha Odendaal     16th July 2010 Drive technology company SEW Eurodrive reports that the first of the DR Series range of motors was launched in South Africa during May. 

Device improves motor efficiency

By: Henry Lazenby     21st May 2010 Electric motors are some of the most efficient drives that are currently available but, when applied in varying circumstances, such as when operating on loads that are smaller than 50% of their rated output, much energy is wasted. 

$246m electric motor 
and drive investment

21st May 2010 US car giant General Motors (GM), which believes that electric motors are the future of the automobile industry, will invest about $246-million in electric motor and electric drive manufacturing, including construction of a high-volume electric drive production facility at the company’s Baltimore... 

Putting electro mobility on the map

21st May 2010 Raising the bar on high-performance automotive drives, the new Porsche 918 Spyder prototype represents a milestone in sports car manufacturer Porsche’s strategy to bring about electromobility. 

Growth expected for electric motors and drives markets

By: Henry Lazenby     21st May 2010 The electric motors market is expected to grow by an average of 13,3% between 2007 and 2014, while the electric drives market for the same period is expected to grow on average by 15,8%, says global market researcher Frost & Sullivan. 

R18,5m drive pack for mine expansion

By: Henry Lazenby     21st May 2010 Industrial gearbox and motor supplier Bearing Man Group (BMG) has delivered an entire R18,5-million drive pack to the new iron-ore Sishen South mining project, for a stacker reclaimer and conveyor drives. 

Manufacturer makes significant technology investment

21st May 2010 Increasing energy demand has compelled electromechanical equipment manufacturer Leroy-Somer to make a substantial investment in technology, while maintaining respect for environmental considerations. 

Resort developer invests in motor efficiency 

21st May 2010 Clean technology company Power Efficiency Corporation, which focuses on energy-efficiency technologies for electric motors, has received an order for the purchase and installation of its three-phase motor efficiency controllers, from three resort properties in China. 

Motors reduce capex, repair and downtime

21st May 2010 Manufacturer and supplier of electric motors, drives and transmissions CMG says that a Middelburg-based coal operator reports significant savings on capital expenditure, repair and downtime over a relatively short period, following the installation of its PPA electric motors. 

New motors produce 
more power

21st May 2010 Electric motor manufacturer Bison Gear reports that its new 100-mm ac electric motors offer the power of large motors, but take up 30% less volume.


International manufacturer expands African footprint

By: Henry Lazenby     21st May 2010 International electrical and mechanical control components manufacturer Regal Beloit Corporation (RBC) has acquired the Australia-based electric motor manufacturer CMG Engineering Group (CMGEG) and its South African subsidiary. 

Company complies with international and local standards

By: Henry Lazenby     21st May 2010 A change to the South African National Standard (SANS) 10142-1 for the wiring of premises has dealt an expensive blow to KwaZulu-Natal- (KZN-) based manufacturer Panel Technique, but has brought about a positive change for the future. 

Frequency inverter 
module launched

21st May 2010 Manufacturer of electrical engineering and electronic products Mitsubishi Electric has launched the FR-F700, the latest addition to the company’s range of frequency inverter modules, resulting in increased electric motor efficiency. 

New drive concept 
for wind farms

17th July 2009 Wind power plant manufacturer the Bard Group is further developing the technology of its Bard 5.0 wind turbine, to be used in a commercial wind farm 100 km off the coast of Germany. 

Large-bore gas 
engine launched

17th July 2009 Engine manufacturer MAN Diesel has launched a high-power large-bore gas engine, the 51/60G, which like its 51/60DF dual fuel stablemate, is derived from the company’s 48/60 diesel engine platform. 

Local supplier 
donates engines to sea rescue institute

17th July 2009 Supplier of engines, propulsion and power systems MTU South Africa, has donated two of the company’s series S60 diesel engines to the National Sea Rescue Institute (NSRI) for a newly built sea rescue boat. 

Hydraulic drives company launches new compact motor

17th July 2009 Hydraulic drive systems company, Hagglunds, has launched the CB1120 motor that fits into the company’s compact range and will replace its Marathon MB1150 motor. 

Coupling range prevents bearing failure

17th July 2009 Engineering solutions company Renold Crofts says that bearing failure in large machines can often be attributed to the effect of magnetic currents. 

Industrial gearbox range takes on new addition

17th July 2009 Engineering company David Brown and its engineering solutions sister company Benzlers, has recently improved its Series G industrial gearboxes range with the introduction of an additional size G22. 

The US green 
transmission battle

By: Kelly Farthing     17th July 2009 The US’ new economic stimulus plan is providing billions of dollars towards the doubling of the nation’s supply of renewable energy; environmentalist groups, however, are opposing the plan to build new transmission lines intended to carry this renewable energy.


Helical drives for above
average torque:dollar ratio

17th July 2009 Power and control solutions company Bonfiglioli US claim to be assembling some of the world’s most advanced and durable heavy-duty industrial helical drives. 

Sterilisable drives used for medical applications

17th July 2009 Drive solutions company Maxon Motors’ new sterilisable drives are suitable for use in high-speed medical applications. 

Ring main units for wind farms enter local market 

17th July 2009 A medium voltage ring main unit for use in distributing power generated by wind turbines has been introduced into the South African market by energy equipment company Alstom Switchgear. 

Variable-speed drives enhance electric motor 

By: Lindsey Berry     22nd May 2009 In addition to using premium efficiency motors, variable speed drives will also increase electricity savings for industry end users, reports Zest Electric Motors marketing and logistics manager Chris Chryssoulis. 

New connection technology to 
enter local market

By: Lindsey Berry     22nd May 2009 Electrical engineering group CBI-electric Moeller Division reports that its SmartWire connection technology will enter the local market later this year. 

Electronic soft starters for desalination plant

22nd May 2009 Electrical engineering company CHI Engineered Slutions will supply a R6-million motor control centre (MCC) for a desalination plant for Uranium explorer UraMin Namibia. 

London’s Heathrow gets 
800 ac drives makeover

22nd May 2009 Variable speed drive supplier Vacon has installed about 800 alternating current (AC) drives at London Heathrow Airport’s new terminal 5 (T5). 

Urgent need for energy efficient motors in South Africa

By: Lindsey Berry     22nd May 2009 There is an urgent need to improve the energy efficiency of electric motors, particularly in South Africa. This was highlighted at the switchgear and dives conference, held in Midrand, north of Johannesburg, earlier this year. 

Medium-voltage drives experience exponential growth

By: Lindsey Berry     22nd May 2009 Modern medium voltage (MV) drives are increasingly used in petrochemical, mining, transportation and steel and metal industries to conserve electric energy, increase productivity and improve product quality, owing to technology advancements in semiconductor devices such as insulated gate bipolar... 

Need for motor efficiency 
promotes use of drives

By: Lindsey Berry     22nd May 2009 The use of variable speed drives with electric motors has become popular owing to a need for increased efficiency in motor use. However, the impact of a variable speed drive on a motor can be negative, unless a cost-effective method of shaft grounding is used. 

New regenerative inverter cuts costs, conserves energy

22nd May 2009 Manufacturer of electrical engineering and electronic products Mitsubishi Electric has introduced a new inverter range, the FR-A741, that has an integrated regeneration braking function that conserves energy and reduces costs in high torque applications. 

Tests under way to meet SABS specifications

By: Lindsey Berry     22nd May 2009 Electrical engineering company CHI Control Components reports that the testing of its motor control centres, according to the latest South African Bureau of Standards (SABS) specifications will be completed by June, this year. 

R350m motor contract for new power stations

22nd May 2009 Global power generation specialist Alstom Electrical Machines’ large motors division has been awarded two contracts valued at R350-million from power equipment supplier Hitachi Power Africa. 

Manufacturer repositions itself in low-voltage market

By: Lindsey Berry     22nd May 2009 Manufacturer of electric distribution and protection components for low voltage electric distribution systems CBI-electric: low voltage reports that it is repositioning itself as a major supplier of the Mitsubishi Electric factory automation range in South Africa. 

Acquisitions grow local content

By: Jacqueline Holman     28th November 2008 Motors, drives and switchgear group Zest has almost achieved its goal of having 50% imported content and 50% local content through its strategic investments and acquisitions, says Zestchairperson James Blakemore. 

SA's infrastructure build projects create opportunity

By: Jacqueline Holman     28th November 2008 South Africa's investments in projects, such as State-utility Eskom's power stations, and the Gautrain rapid-rail link will continue to offer opportunities and benefits to the electric motor industry, says motors, drives and switchgear group Zest MD Louis Meiring. 

Growth strategy pivots on projects

By: Jacqueline Holman     28th November 2008 The project division of motors, drives and switchgear group Zest is pivotal in supporting the growth strategy of the group by bringing all its products together, says Zest projects director Gary Daines. 

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