Electrical Power & Protection


Latest Articles

Protecting data centres from lightning and surges
October 2018, Dehn Protection South Africa
Data centres rely on the optimal performance of equipment, so unwanted surges on the power supply lines can cripple operations. In fact, these energy spikes can cost significant amounts of money in recovery ...

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Run five essential lighting tests in 30 seconds
October 2018, Comtest
Building maintenance technicians for commercial, retail or institutional facilities with fluorescent lighting have hundreds, if not thousands of fluorescent tubes that have to be routinely checked and ...

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Heavy-duty AC and DC contactors
October 2018, Denver Technical Products
Gigavac’s MX Series extended performance impervious ceramic (EPIC) sealed AC and DC contactors are designed to meet MIL-R-6106 and are especially suited for military vehicles and heavy duty applications. ...

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Pyrogen system ideal for fire protection in cabinet systems
September 2018, Alien Systems & Technologies
Method of operation Pyrogen is the ideal choice for in-cabinet systems. It is essentially a non-pressurised canister that contains a potent fire extinguishing compound that consists primarily of potassium. ...

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High voltage DC contactors
September 2018, Denver Technical Products
Gigavac’s HX Series Epic (extended performance impervious ceramic) hermetically-sealed, high-voltage DC contactors are among the smallest UL508, approved contactors for 1000 V hot switching. Since first ...

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One-touch advanced power quality analysis
August 2018, Comtest
Comtest has announced the availability of Fluke’s range of three-phase power quality loggers – 1742, 1746 and 1748 – giving users fast, easy access to the data they need to make critical power quality ...

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Specify fit for purpose engines for gensets
August 2018, Zest WEG Group
Local genset manufacturer, Zest WEG Group, believes that those involved in the purchasing decision as well as the end-users of standby power generation systems need to apply more attention to engine selection ...

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Smart solutions to tackle energy losses for utilities
July 2018, Schneider Electric South Africa
The pressure to improve energy efficiency is constant and intense, particularly for electric utilities, since changes to power production and distribution can have a cascading effect that influences the ...

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Trafo dry-type transformers for DRC mine
July 2018
Alphamin Resources’ remote Bisie tin mine is being supplied with fit-for-purpose dry-type transformers by Johannesburg-based Trafo Power Solutions, in a fast-track project that will see the complete solution ...

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Latest generation compact inverters from Mitsubishi Electric
June 2018, Adroit Technologies
Mitsubishi Electric has now introduced its latest generation of compact inverters, the FREQROL-CS80 series.

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Demand more from low voltage systems
June 2018, Schneider Electric South Africa
Schneider Electric has an innovative high breaking capacity for the Compact NSX range of moulded case circuit breakers (MCCBs), offering users more from their low voltage (LV) infrastructure and a cost-effective ...

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Onsite oil treatment saves transformers
June 2018, Zest WEG Group
With what is claimed to be the largest mobile oil regeneration plant in Africa, WEG Transformers Africa (WTA) plays a vital role in extending the life of South Africa’s transformer population and preventing ...

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Optimising a wind-farm layout
June 2018
Governments around the world know the importance of supplementing fossil-fuelled energy with renewable energy in an effort to ensure a greener and cleaner environment for our planet. Wind is a renewable ...

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LED lighting for manufacturing
May 2018, Turck Banner
Save costs while improving productivity.

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New soft starter with internal bypass
May 2018, Rockwell Automation
The new Allen-Bradley SMC-50 smart motor controller with internal bypass from Rockwell Automation brings greater operational control over motor starts and stops. As an extension of the soft starter family, ...

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Stakeless earth ground loop testing
May 2018, Comtest
Testing the grounding components of equipment in hard to reach spaces, including areas that are indoors or fully paved and do not permit driving auxiliary test stakes, is challenging. Comtest now offers ...

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Conductive level switches
April 2018, Instrotech
The latest in Kobold’s NEK range of conductive level switches is a complete, functional unit that reliably monitors the limit level of conductive media, even under heavy process conditions. Whether used ...

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New gensets for southern Africa
April 2018
Energas Technologies has entered into a distribution agreement with R Schmitt Enertec, a German manufacturer of gas engines, generator sets and cogeneration sets, to offer highly efficient power generators ...

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Power analyser and transient recorder in one device
April 2018, Magnet
Magnet’s new A.Eberle high-performance PQ Box 150 is a network power analyser, meter and transient recorder in one device. “This compact new instrument has advanced features for reliability and easy operation,” ...

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RS Components LOGO!Power supplies
April 2018, RS Components SA
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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