Electrical Power & Protection


Latest Articles

High-efficiency motors are cost savers
August 2017, WEG Africa
As Africa’s mines work to hold down costs and extract more value from their assets, modern high-efficiency motors from Zest WEG Group are helping to cut energy bills and maintenance. “Almost two-thirds ...

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PSU/charger provides safe field servicing for personnel
August 2017, Omniflex Remote Monitoring Specialists
Omniflex recently added to its popular compact Powerterm PSU and battery charger range with new versions now available with a safe mains connection, through an IEC320-C5 clover leaf AC input socket. The ...

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Solar powered VSDs for borehole applications
August 2017, WEG Africa
Farmers are making increasing use of photovoltaic solar panels and variable speed drives (VSDs) to get clean and continuous power to their boreholes in remote locations, cutting out the need for costly ...

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RS Components introduces Schneider contactor series
August 2017, RS South Africa
AC/DC coil TeSys D Green contactors offer backward compatibility with current TeSys D accessories and support products.

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Split-core transducers for measurement of high DC currents
August 2017
Complementing LEM’s range of products for advanced battery management applications, the new DH family of DC current transducers offers precise measurement of bipolar currents up to 2000 A. Measuring only ...

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Traco TSPC series industrial power supplies
August 2017, Conical Technologies
Swiss-based Traco Power has announced the release of its new TSPC series high-performance DIN-rail mount power supplies for harsh industrial environments. The design is based on the popular Tracopower ...

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Africa’s largest rotor pole ­refurbishment
July 2017
In the largest repair of this nature in Africa, Marthinusen & Coutts recently refurbished 11 of the full set of 14 rotor poles of Motor Generator Unit Three at Eskom’s Ingula Pumped Storage Scheme on ...

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Electrical loggers help reduce ­energy costs
July 2017, Comtest
One of the most significant costs for industrial facilities is energy. While many managers view energy as an unavoidable expense, in reality it is a variable cost that can be monitored and managed, significantly ...

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Don’t leave the meter running
July 2017, Siemens South Africa
A smart solution for overcoming barriers to municipal cash flow and revenue collection.

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Current and voltage sensing contactors
July 2017
Gigavac has released a new range of current and voltage sensing contactors. These can help reduce the number of components in monitoring and control systems by integrating the sensing controls within ...

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Wireless lighting control system
July 2017
Magnet’s locally designed and manufactured wireless lighting control system, Lite-C has been developed for installations in commercial buildings, warehouses and distribution centres, as well as parkades. ...

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Farmers should not underestimate motor power requirements
June 2017, WEG Africa
Many readers will be surprised that over 40% of global electricity is consumed by electric motors, and even more surprised that the figure for South Africa is higher still, according to Zest WEG Group ...

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DC current transducers
May 2017
LEM has introduced the HAZ series of high current transducers, which includes six models capable of measurement from 4 000 to 20 000 A. The window will accommodate busbars of up to 162 x 42 mm. The HAZ ...

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Secure, precise signal conditioner
Africa Automation Fair 2017 Preview, Phambili Interface
The new Pro DCDC II allows simple configuration via DIP switches and includes an integrated display. The module is only 12,5 mm wide and has a galvanic isolation of 4 kV and an accuracy of 0,05%. Its ...

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Arc detection in less than a millisecond
Africa Automation Fair 2017 Preview
sustainability and life of electrical equipment and protection against equipment damage and injury to personnel. They can easily be retrofitted into existing switchgear or pre-installed in new equipment. ...

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Innovative current monitoring system
Africa Automation Fair 2017 Preview
Mico Pro is the new and innovative current monitoring system from Murr Elektronik. Equipped with a patented tripping process, its modularity significantly simplifies switch cabinet wiring. Diagnostics ...

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Serving the electrical and instrumentation industries
Africa Automation Fair 2017 Preview, IME SA
IME SA is a leader in the electrical and instrumentation industry and is involved in the supply, repair, installation and commissioning of process control instrumentation and electrical equipment in a ...

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Power quality and motor analyser
1 May 2017, Comtest
The new Fluke 438-II power quality and motor analyser adds key mechanical measurement capabilities for electric motors to the advanced power quality analysis functions of the 430 Series II Fluke power ...

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Load monitoring and potential distribution combined
1 May 2017, Phambili Interface
The Weidmuller maxGUARD electronic load monitoring terminals allow load (electronic fuse monitoring) and potential distribution for 24 V DC control voltages in one, which leads to space savings of over ...

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Extensive range of UPS systems
April 2017, Legrand
Legrand’s extensive range of uninterruptible power supply (UPS) systems encompasses solutions designed especially for the protection of data in small offices, commercial environments and home applications. ...

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