Electrical Power & Protection


Latest Articles

120 Watt battery charger
December 2010
Mean Well has further expanded its AC/DC battery charger line with the introduction of the GC120 series – 120 W green charger with low power consumption and high efficiency. With very low no load power ...

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New power supplies from ifm electronics
December 2010, ifm - South Africa
The new ifm switched-mode power supplies are available in two designs: the BasicLine comes in a compact plastic housing while the ClassicLine has a robust metal housing. In both cases the slim housings ...

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Energy efficiency starts with a mindset
December 2010, Schneider Electric South Africa
Energy consumption in homes and commercial buildings needs strategy as well as controls to realise sustainable gains. Property developers today need to take seriously the importance of designing and ...

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Surge protection for Ethernet lines
December 2010
Copa’s NET Protector surge arresters protect Ethernet switches and hubs against surges. The 485 mm enclosure is equipped with up to three eight-way surge protection boards and only requires the space ...

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Surge arrestors for photovoltaic systems
December 2010
Dehn’s modular Type 2 DEHNguard M YPV surge arresters are designed for protecting low voltage equipment in photovoltaic systems. The innovative three-stage DC switching device enables the arresters to ...

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Portable earthing equipment
9 November 2010
the DEHN range of portable earthing and short-circuiting devices ensures the safety of personnel while working on low, medium and high voltage electrical systems in the event of accidental energisation

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Omniflex improves root cause analysis
November 2010, Omniflex Remote Monitoring Specialists
Omniflex has successfully won the business to upgrade the ageing alarm and events management systems at the Kardia power station in Greece with its solution blended alarm annunciation and SoE (sequence ...

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Supplies for hazardous areas
November 2010
Wago’s new 750-606 supply module has been awarded IEC Ex-i certification. The module delivers 1 A of current allowing it to supply more Ex-i I/O modules than the standard 750-625 module. It also separates ...

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LED display power supply
November 2010, Current Automation
With the boom in green energy concerns, high efficiency power supplies have become a requirement in LED sign applications. In response, Mean Well has announced the availability of its HSP-250 series, ...

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Power for high system availability
November 2010, Phoenix Contact
System availability can be increased using the single-phase Quint Power SFB 24 V/40 A power supplies from Phoenix Contact: The SFB (selective fuse breaking) technology with 215 A for 12 ms enables the ...

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Universal voltage surge arrester
November 2010
The Blitzductor XTU, from DEHN’s Yellow/Line family, is a universal voltage surge arrester for instrumentation and automation systems that adapts itself to the nominal voltage of the installation. As ...

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ABB supplies SA's hydropower
13 October 2010, ABB South Africa
Electrical balance of plant solution to help meet rising demand for electricity

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Future-oriented technology for renewable energy
October 2010, WIKA Instruments
Wika is involved worldwide with renewable energy projects where it supplies pressure, temperature and level instrumentation for all parts of the power plants

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Bosch Projects' waste to energy initiative
October 2010, Bosch Building Technologies
Bosch Projects has extended its expertise together with Munitech and is now actively involved in the waste-to-energy (WtE) sector. “WtE has become an effective and important tool globally to combat the ...

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AC power during grid failure
October 2010, Current Automation
Victron Energy B.V. introduces the new Quattro 10000 48V. A PV or other grid connected alternative energy system is a big investment. But it is incomplete: it will shut down in the event of a grid failure. ...

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Compact single-loop isolated barriers
October 2010, Pepperl+Fuchs
Pepperl and Fuchs has added a compact single-loop module to its extensive K-system series of intrinsic safety barriers. The company says that while its range of isolators has always fulfilled customer’s ...

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Versatile voltage transducers
October 2010
Geneva-based LEM has expanded its range of high accuracy voltage transducers to measure from a few volts up to 6400 VAC or DC and everything in between. Two technologies are used to achieve these measurements: ...

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DC/AC sine wave inverters
October 2010, Current Automation
Meanwell has introduced two new high performance DC/AC true sine wave inverters TN/TS-3000 (3000 W) series. Along with existing products TS-200, TS-400, TS-700, TS-1000 and TS/TN-1500 the company can ...

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Dehnventil lightning current surge arrestors
October 2010
Dehn’s Dehnventil lightning current surge arresters combine safety and innovation in a single stage modular design for use in compact electrical installations. By using the double terminals the surge ...

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480 W DIN rail supply
September 2010, Current Automation
Mean Well has expanded its WDR family of single phase AC/DC slim DIN rail power with the introduction of the 480 W WDR-480 series. Built-in active PFC function ensures high-efficiency units that meet ...

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