Electrical switching & drive systems & components


Latest Articles

Software simplifies drive design and commissioning
1st Quarter 2009, Festo
Designing a positioning drive system from scratch and successfully commissioning it is an involved and time-consuming process which poses challenges for many engineers.    Appropriate drive technologies ...

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China high power AC drives market across US$1 billion
1st Quarter 2009
Towards the end of 2008 ARC reported that robust growth continued in 2007 for the high power AC drives market in China riding on the back of another year of double digit growth in GDP of the country. ...

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maxxon introduces new modular spindle drives
1st Quarter 2009, DNH Technologies
Mechanical engineers often face the task of converting rotational movements into powerful linear movements. The associated development costs can be reduced by using maxon’s modular spindle drives. The ...

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EMX3 saves CHI from salt mines
1st Quarter 2009
CHI Engineered Solutions recently received an order in excess of R6 million from consultants Le Roux Boutel and Associates for the supply of a motor control centre for the control of UraMin Namibia’s ...

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Ana-Digi pitches in for airscrew shot peener
Fourth Quarter 2008, Ana-Digi Systems
Ana-Digi Systems was contracted to convert a manual shot-blasting machine into a fully-automated four-axis system for precision shot peening of aluminium airscrew (propeller) blades. The existing framework ...

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PC-based control for sheet metal working
Fourth Quarter 2008, Beckhoff Automation
The sheet metal working industry is booming. An increasingly wide variety of products, varying batch sizes and strong cost awareness require maximum flexibility in the face of global competition. The ...

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Low-cost robotics platform from NI and LEGO
Fourth Quarter 2008
National Instruments (NI) and LEGO Education continue their educational robotics collaboration with the new LEGO Education WeDo classroom robotics platform. Powered by NI LabVIEW graphical design software, ...

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HMI is almost a scada
Fourth Quarter 2008, Schneider Electric South Africa
The Magelis range of human machine interfaces (HMIs) from Schneider Electric provides a link between the process, the control system, the operator and the databases used in and around a control system. ...

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Distributed brains for A-B PLCs
Fourth Quarter 2008
Engineers face a PLC expansion dilemma as new demands are made on existing automation systems. Often the processing requirements associated with more sophisticated I/O processing are significant. Connections ...

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AC drives improve boiler feed
Fourth Quarter 2008, Nidec Industrial Automation Southern Africa
A major European supplier of wood pellet fired boilers has upgraded its products through the introduction of variable speed AC drives from Control Techniques. Latvian company Grandeg manufactures a range ...

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Digital position controller upgraded
Fourth Quarter 2008, DNH Technologies
Launched at Hannover Trade Fair 2008, the EPOS2 50/5 is maxon’s upgraded digital positioning controller for controlling brush DC motors with an encoder or brushless EC motors with Hall sensors and an ...

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Servo drive system for single and multi-axis
Fourth Quarter 2008, Flexible Electronic Systems
The LUST LTi ServoOne High Performance servo drive system with output currents from 4 A to 170 A can drive a broad spectrum of motor types from synchronous servomotors through induction motors to linear ...

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Motor controls smoothly, not groovily
Fourth Quarter 2008, DNH Technologies
The EC-powermax 22 from maxon motor achieves high torque at slow speeds when compared to other similar-sized brushless DC motors. This 22 mm diameter motor complements the 30 mm EC-powermax 30 model, ...

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Sensorless drive is energy-efficient
Fourth Quarter 2008
The new KEB ASCL (asynchronous sensorless closed loop) variable speed drive offers real vector control without feedback as a solution for speed control of pumps, fans and compressors. Major benefits ...

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Drive engineered for 28-year MTBF
Fourth Quarter 2008
At the launch of the recently released Yaskawa J1000 AC drive its manufacturer described it as the world’s smallest compact drive in size.    The new drive was designed with three main principles in mind: ...

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Mobile touch screen HMI
Fourth Quarter 2008, Siemens South Africa
The new SIMATIC Mobile Panel 277 from the Siemens Industry Automation Division features a brilliant 10,4 inch (26,4 cm) touch screen with a resolution of 800 x 600 pixels. The device is rated IP65 and ...

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Sophisticated soft starter
Third Quarter 2008
AuCom's EMX3 starter with its built-in adaptive acceleration control algorithm learns the attached motor's dynamic performance and then adjusts control to optimise performance

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Danaher introduces low cost vehicle controller
Third Quarter 2008
Global specialist in drive and control technology, Danaher Motion, has launched the VMC30, a new controller system for a wide range of electrically-operated industrial vehicles such as fork-lift trucks ...

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Fully equipped drive
Third Quarter 2008, EP Normand
Parker SSD Drives, part of the Automation Division of Parker Hannifin, has developed a modular, high power AC drive system to help customers reduce installation time and costs. The 890PX is easy to install, ...

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Adaptable induction motor control
Third Quarter 2008
The Somar Integra is a digital motor controller designed to fit in the power supply of a fixed speed induction motor. Constant monitoring of motor efficiency ensures that input power is matched exactly ...

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