Electrical Power & Protection
Siemens at WindEnergy 2014
November 2014, Siemens Industry Automation & Drives Technologies
Greater cost-effectiveness in the manufacture and operation of wind turbines.
PSUs for DIN-rail mounting
November 2014, Current Automation
Mean Well has introduced two new families of DIN-rail mounted power supplies providing 40 and 60 W for industrial and security applications.
With features tailored to modern industrial applications,
Slim design power supplies offer high efficiency
November 2014, ifm Electronic RSA
Apart from the space-saving housing, the new 24 V power supply family from ifm electronic is distinguished by a high degree of efficiency. Depending on the version, output current ranges from 3,3 to 20
DC voltage transducer
November 2014, Denver Technical Products
OSI of the USA has recently released a new DC voltage transducer with user-selectable input ranges and a 4-20 mA output.
The unit has 16 input ranges designated millivolt, low voltage and high voltage:
Megger’s insulation resistance testers
November 2014, Surge Technology
Megger’s new MIT515, MIT525 and MIT1025 insulation resistance testers are smaller and lighter than previous models yet offer advanced features and rapid charge capability. The range consists of three
120 Watt medical power supply
October 2014, Current Automation
Catering to the medical electrical device market’s demand for highly reliable power supplies, Mean Well has introduced the GSM120B series of desktop type medical adaptors.
The series is certified to
Personnel safety while working on electrical systems
October 2014, Surge Technology
Surgetek manufactures a comprehensive range of portable earthing and short-circuiting devices. Locally designed, the devices are used on overhead transmission and distribution power lines, indoor and
Protection of remote radio units
October 2014, Dehn Protection South Africa
Radio base-station protection using Dehn’s DEHNvap CSP combined surge arresters.
Comprehensive energy logging and reporting
October 2014, Comtest
Fluke has introduced a new logger specifically designed for energy conscious consumers. The Fluke 1730 three-phase electrical energy logger is rated for its simplicity in discovering sources of electrical
Schneider Electric introduces Smart-UPS fifth generation range
September 2014, Schneider Electric South Africa
Schneider Electric has announced that two next-generation models of its Smart-UPS uninterruptible power supply (UPS) units are now available locally.
The Smart-UPS fifth generation models, the standard
Signal and instrumentation protection
September 2014, Surge Technology
Saltek’s FLP-B+C MAXI VS/1+1 is a Class 1 and Class 2 combined lightning current arrester designed to protect LV single-phase TT (TNS, TNCS) networks against surge voltages due to direct or indirect lightning
90 Watt LED power supply with active PFC
September 2014, Current Automation
Thanks to the market trend for environmental protection there has been an explosive growth in demand for LED lighting. In order to address this, Mean Well has released its new 90 W single output LED power
Schneider Electric’s smart grid-ready MV switchgear ensures optimised efficiency
September 2014, Schneider Electric South Africa
Schneider Electric’s innovative, compact and modular vacuum switchgear, Premset, represents a technological breakthrough, opening the way to unprecedented safety, efficiency and ease of use.
Cold commissioning of motor protection relays
September 2014, Newelec Pretoria
NewElec’s senior technician, Howard Madiba, recently assisted a switchboard manufacturer to program the NewCode three-phase motor protection and control relays. The assistance offered included upgrading
Dehn Protection South Africa introduces a space-saving type 2 surge protection
September 2014, Dehn Protection South Africa
The DEHNcord type 2 surge arrester, two-pole or single-pole, can be fitted in systems such as the terminal compartments of end loads, cable ducts or flush-mounted systems to protect from surges caused
Energy management lessons from Europe
ARC Advisory Group research indicates that, by employing appropriate energy management measures, energy-intensive companies can reduce their energy consumption by around 30 to 40% over a time span of around 15 years.
AC/DC digital clamp meter
August 2014, Surge Technology
Megger’s DCM340 is a highly versatile instrument and is ideal for use in the installation, maintenance, monitoring or checking of AC or DC electrical systems and equipment. The DCM340 is capable of measuring
Extended range current transducers
August 2014, Denver Technical Products
LEM extends the HO series to 250 A.
Dehn protects against arc faults
August 2014, Dehn Protection South Africa
An arc flash is a type of electrical explosion that results from a low impedance connection to ground or another voltage phase in an electrical system. The light and heat produced from an arc flash can
Intelligent surge protection for intrinsically safe applications
August 2014, Phoenix Contact
Phoenix Contact’s new PT-IQ Ex models from the self-monitoring Plugtrab PT-IQ surge protection system are specifically designed for intrinsically safe applications and can be installed directly in Ex
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