Electrical Power & Protection


Latest Articles

RS Components LOGO!Power supplies
April 2018, RS South Africa
RS Components has announced availability of the fourth generation of LOGO!Power power supplies from Siemens. These new ultra-narrow units have the same design as the Siemens LOGO!8 logic controllers and ...

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Three-phase power loggers
April 2018, Comtest
Fluke has on offer two three-phase power loggers, the 1736 and 1738, giving users the data needed to make critical power quality and energy decisions in real time. They are specifically engineered to ...

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InterCal extends solar panel testing capability
Technews Industry Guide: Maintenance, Reliability & Asset Optimisation 2018, Intercal
InterCal director Paul Haarhoff and sales manager Mike Devenish recently received training from Netherlands-based Chroma ATE on several of the Chroma systems.    Chroma ATE is a leading supplier of precision ...

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Simulator demonstrates complete power systems
March 2018
Cummins Power Generation has officially launched a new simulator, at the Cummins Training Centre in Johannesburg, to demonstrate its entire product line as an integrated solutions approach, from genset ...

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Efficient three-phase solid state relays
March 2018
Autonics has released the new SR(H)2/3 series three-phase solid state relays for application in high power systems. The relays are offered in 2 and 3-pole types for controlling two-phase and three-phase ...

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Split-core AC current transducers
March 2018
Swiss manufacturer LEM now provides compact split-core, low-cost AC current transducers to provide a RMS 4-20 mA output from an external 20-30 V power supply (loop powered). Separate units are available ...

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Protect productivity during SA’s lightning season
February 2018
South Africa’s summer season brings with it the possibility of lightning strikes. The massive voltage fluctuations caused by these can damage sensitive equipment, as well as cause data loss on computers, ...

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Approved miniature circuit breakers from Zest WEG Group
February 2018, WEG Africa
A full range of approved miniature circuit breakers, offering protection against overload and short circuit in electric conductors, is available from Zest WEG Group. The WEG MDW and WEG MDWH miniature ...

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Magnet’s Schneider Easypact TVS motor starter solutions
February 2018
New to Magnet’s range of Schneider low voltage motor starting solutions, are the EasyPact TVS motor starters, designed for motor control and protection for simple applications. The new E range, an extension ...

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Relays for motor protection
January 2018
Becker Mining’s Proloc and ProBeck electronic protection and control relays have been designed for motor protection and cable theft detection in diverse industries, including mining and quarrying, electrification, ...

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Protection for wind turbines
January 2018
Wind energy is a clean and renewable form of energy, which is also drought-resistant and almost emission-free. However, as South Africa’s renewable energy industry continues to explore wind energy as ...

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Powerful switched-mode power supply with reserve
January 2018, ifm - South Africa
These new power supplies from ifm provide an excellent power reserve of 50% for up to four seconds to cope with short current loads. Instead of an inrush current limitation with a simple NTC element, ...

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Magnet’s Schneider portable Mobiya solar LED lanterns
January 2018
Magnet now distributes new portable Mobiya solar LED lanterns, which have been designed by Schneider Electric as a convenient, safe and reliable source of energy efficient lighting. Mobiya TS 170S off-grid ...

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Schneider Electric’s Easy Pact CVS range of circuit breakers
January 2018, Schneider Electric South Africa
Schneider Electric offers the EasyPact CVS range of Class II, moulded case circuit breakers, which are precision engineered to help make installations safer and more reliable, while offering essential ...

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WEG flameproof motors Ex certified
December 2017, WEG Africa
The W22Xd flameproof motor available from Zest WEG Group meets worldwide standards for use in hazardous applications including the mining, chemical and oil and gas sectors. The W22Xd motor is certified ...

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Motor protection for harsh environments
December 2017, WEG Africa
The WEG MPW range of motor protection circuit breakers offer customers reliable operation in the harsh operating environment found on the African continent. All products in the range are manufactured ...

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Increased safety in mine charging stations
November 2017
Increasingly, mines are using battery-powered electric vehicles underground as they help eliminate the problem of air pollution from diesel exhaust emissions. However, there is also an inherent risk in ...

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Shaw Controls provides containerised switchgear solution at DRC mine
November 2017, WEG Africa
Leveraging the advantages of a containerised solution, Zest WEG Group’s Shaw Controls has provided an optimal medium voltage switchgear solution for the supply of power at a copper mining project in the ...

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Switch-mode power supply with reserve
November 2017, ifm - South Africa
ifm’s powerful new switch-mode power supplies provide an excellent power reserve of 50% for up to four seconds to cope with high current loads. Instead of an inrush current limitation with a simple NTC ...

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Africa’s call for dry-type transformers hikes
November 2017
Already popular in North America and Europe, dry-type transformers will soon be seeing greater take-up in Africa through a more concerted entry and support strategy from global supplier Hammond Power ...

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