Electrical Power & Protection


Latest Articles

Convection cooled 600 W AC-DC supplies
March 2019, Accutronics
TDK Corporation has announced the introduction of the GXE600 series of 600 W AC-DC power supplies, certified to the IEC 60601-1 medical safety standard as well as IEC 62368-1. In a 1U high package, these ...

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Dry-type transformers for water project
March 2019
Dry-type transformer specialist Trafo Power Solutions has secured an order for 13 custom-designed cast resin units for Rand Water’s large Zuikerbosch Wastewater Treatment Works near Vereeniging. The ...

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Converters for building technology
March 2019, Siemens Digital Industries
Siemens presented a new converter series at last year’s SPS IPC Drives. The converters of the new Sinamics G120X series are especially suited for use in pump and fan applications in industries such as ...

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EM supplies smart building solutions
March 2019, ElectroMechanica
The latest Hager smart solutions for automated building control have been supplied by ElectroMechanica (EM) of Cape Town for Swarovski Lighting’s new showroom in Green Point. The leading supplier specified ...

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Compact motor starter with protection
March 2019, Vepac Electronics
The new motor starter Christian P-4.0 from Tele is designed for motors up to 4 kW @ 400 V, and includes five functions in one compact unit, requiring only 22,5 mm width. This intelligent instrument offers ...

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Compact soft starters for control of three-phase motors
February 2019, ElectroMechanica
Soft starters limit the inrush current, improving overall stability of the power supply and reducing transient voltage drops, which may affect other loads in a network. They are ideal for applications ...

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Forward-thinking municipality uses pumps to generate electricity
February 2019
A technical team serving the requirements of the Drakenstein municipality in the Western Cape has designed one of the country’s largest pump and turbine stations to be used for water reticulation to the ...

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How to optimise power quality in critical applications
February 2019, Schneider Electric South Africa
As global energy consumption continues to rise, energy is becoming more decentralised and decarbonised. While demand is estimated to increase by 70% through 2040, 50% of new energy generation capacity ...

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Compact DIN rail power supply
February 2019, Accutronics
TDK Corporation has announced the introduction of the TDK-Lambda brand DRF960-24-1 DIN rail mount AC-DC power supply, rated at 24 V 40 A (960 W) with a 60 A (1440 W) peak for 4 seconds. The product has ...

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Power supply protects against hour-long power failures
February 2019, Siemens Digital Industries
Siemens has upgraded its Sitop PSU8600 power supply system with the addition of new supplementary modules to transform it into an uninterruptible DC power supply. To achieve this, the new DC UPS module ...

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Rockwell Automation expands power range
February 2019, Rockwell Automation
Rockwell Automation has expanded the power ranges and capabilities of TotalForce technology for its Allen-Bradley PowerFlex 755T AC drives. The drives now offer an expanded power range, helping engineers ...

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Compact contactor solutions
January 2019, Zest WEG Group
Engineered to provide a compact contactor solution, the WEG CWB range of devices offers a width space saving of up to 18%. Developed in two frame sizes, the contactors meet a range of industrial and domestic ...

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RS Components expands current transformer range
January 2019, RS Components SA
RS Components has announced availability of a range of RS Pro current transformers targeting a wide range of applications including process control, motor control, utility power monitoring, control panels, ...

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Efficient lighthouse operation in the modern age
December 2018, Horne Technologies
In a lighthouse the structures may appear old and dignified, but the technology inside is modern and robust. Low operating costs, availability and long maintenance intervals are the decisive criteria ...

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Evolving power management for intelligent buildings
December 2018, Schneider Electric South Africa
Without doubt, managing energy costs while driving sustainability and efficiency is one of the biggest power management challenges that facility professionals face today. While advances in technology ...

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Siemens launches Distributed Energy System for Africa
December 2018, Siemens Digital Industries
Africa’s energy transition is happening now. Population and economic growth are major factors that play a role in increased energy consumption and the evolving energy landscape. The era of the Internet ...

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Railway current and voltage transducers
November 2018, Denver Technical Products
Swiss manufacturer LEM has released its new traction catalogue describing railway current and voltage transducers. The new catalogue outlines the various technologies used by an isolated transducer design, ...

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Yokogawa releases high-voltage ­analog input module
November 2018, Yokogawa South Africa
Yokogawa has announced the availability of the GX90XA-10-V1 high-voltage analog input module. This new product has been released as part of the OpreX Data Acquisition family of data collection and control ...

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Medium-voltage switchgear that doesn’t require SF6
November 2018, Siemens Digital Industries
At this year’s Hannover Messe, Siemens presented another medium-voltage switchgear that doesn’t require SF6 as the insulating gas, the 8DAB 12. The system uses clean air consisting only of the natural ...

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Prevent unplanned outages
November 2018, Siemens Digital Industries
Siemens offers comprehensive onsite assessment solutions to keep its customers’ switchgear systems up and running.

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