Electrical Power & Protection


Latest Articles

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
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
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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It’s no rumour for this power-saving combination
April 2017
Ana-Digi Systems was recently approached by Wolf Laudien, director at Roemers Grinding Works, to upgrade one of its 2-ton flatbed planers. The machine had an AC motor to drive a DC generator which in ...

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Mobile power for mine development in DRC
April 2017, WEG Africa
The development of the world’s largest high-grade copper deposit – the Kamoa-Kakula Copper Project in the Democratic Republic of Congo (DRC) – is now running on power from the DRC’s national grid using ...

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Lightning protection for thatched roofs
April 2017
Thatched roofs are extremely popular in South Africa. Constructed of material such as straw, reed, grass or coconut leaves, a thatched roof is more susceptible to catching alight as a result of a lightning ...

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Efficient new range of searchlights
April 2017
The new Francis LED searchlight range has been developed to offer an efficient and environmentally friendly alternative to traditional lamp sources. Using the highest grade of the world class OSRAM LED, ...

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SolarEdge intelligent inverter ­solutions
March 2017
New to Magnet’s extensive range of components for solar power systems, are SolarEdge intelligent inverter solutions that enhance the performance of clean, renewable solar energy in residential and commercial ...

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Can IR windows be considered ‘arc resistant’?
March 2017, R&C Instrumentation
The methods and standards that should be applied when testing IR windows.

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Vert Energy lighting towers
March 2017
Vert Energy now distributes mobile LED lighting towers that provide dependable lighting exactly where it is needed, for optimum productivity and enhanced safety. The flexibility of this range includes ...

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Clamp current transformers from Universal Technic
March 2017
Universal Technic France now offers more than 3500 products for AC/DC current measurement from 1 mA to 15 000 A. The newest addition is the MX Series of Hall-effect micro clamps, which measure low current ...

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A cost effective energy management system
February 2017
LBA’s Stellar energy management system has been designed for the sole purpose of minimising energy consumption during high peak and standard tariff times. This in turn saves users from paying extremely ...

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Flexible aeroderivative power generation solutions
February 2017, Siemens South Africa
The importance of renewable power generation technologies such as wind, solar and tidal cannot be questioned. But what happens when there is no wind or sun and there are low tides? According to Siemens’ ...

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ADS-EM sine wave and normal EMI filters
February 2017
In more and more machines the incorporation of electronics is becoming the norm. This has led to increased EMI (electric and magnetic interference) in production. EMI is generally caused by thyristor ...

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Balama graphite mine powered by Zest Energy
February 2017, WEG Africa
The remote operation to mine one of the world’s largest finds of high grade graphite – the Balama deposit in Mozambique – will be powered by a generator plant constructed through South Africa-based Zest ...

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