Electrical Power & Protection


Latest Articles

The oyster marine energy generator
March 2011, Nidec Control Techniques
Control Techniques inverters chosen for Aquamarine Power’s flagship technology. The world’s largest and most successful working hydroelectric wave energy device, known as ‘Oyster’, has, at its heart, ...

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Wind turbines need the network
March 2011, Industrial Automation & Control (IAC)
As the demand for new energy resources increases, wind turbine production is at full scale. Each turbine is an expensive complex machine, robotic in nature, that either mechanically, or by means of a ...

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How to prevent power surges
March 2011
The leading cause of serial device server failures. Voltage spikes are brief events that rarely last more than a few microseconds, but all it takes is one snowball to set off an avalanche. In complex ...

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SPD for power over Ethernet
March 2011
The DehnPatch class E surge protection device is designed for use in industrial Ethernet, power over Ethernet and similar applications in structured cabling systems according to Class E up to 250 MHz. ...

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Slim DIN rail power supply
March 2011, Current Automation
Mean Well has introduced a new 240 W slim DIN rail power supply with wide input range for both single and three phase power systems – the WDR-240 series completes its WDR product range. Equipped with ...

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Compact 150 Watt power supply
March 2011, Vepac Electronics
XP Power has announced the launch of its ECP150 series of efficient and compact open frame 150 W AC-DC power supplies that comply with UL/EN/IEC60950-1 and UL/EN/IEC60601-1 safety standards for medical ...

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Remote condition monitoring of SPDs
17 February 2011
LifeCheck permanently monitors the proper condition of the SPD and acts as an early warning system, detecting imminent electrical or thermal overload of the protection components

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Eliminating batteries for wireless adoption
February 2011
Energy harvesting provides key to widespread deployment of wireless sensors

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Economised cooling of IT air
February 2011
APC announces EcoBreeze, the first economiser cooling solution keeping outside air away from the data centre. APC by Schneider Electric has introduced the EcoBreeze, a modular air-to-air and indirect ...

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1000 W low profile power supplies
February 2011, Vepac Electronics
TDK-Lambda UK has introduced a 100 W model to its ZPSA series of compact PCB-mountable AC-DC power supplies. The new single-output ZPSA100 accepts a wide input voltage range and has low profile industry ...

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Siemens' new Sitop power supplies
February 2011, Siemens South Africa
Siemens has added to its Sitop Smart and Sitop Compact power supply families. Compact, efficient and powerful are the three key features of the new three-phase Sitop PSU300S power supplies and the single ...

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Economical enclosed type power
February 2011, Current Automation
Mean Well has introduced its new generation of 210 and 350 W single output enclosed type power supplies NES-200 and NES-350. With non-PFC design for lower cost, NES-200/350 is equipped with 300 VAC input ...

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100 Watt LED power supply
February 2011, Current Automation
Mean Well has launched a new 100 W AC/DC enclosed type constant voltage mode switching power supply to accommodate LED architectural lighting, decorative lighting, and indoor/outdoor waterproof applications. ...

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Portable earthing equipment
21 January 2011
Surgetek's equipment 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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Avnet invests to grow Microsoft Embedded in South Africa
21 January 2011
Avnet and Microsoft are strongly committed to investing in the region to make the South African embedded development community aware of the Microsoft family of solutions and the potential that they offer

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Safe and reliable phase comparators
January 2011
Dehn’s PHV phase comparators, available from Surgetek, are two-pole devices that offer safe and reliable operation while testing for in-phase conditions in three-phase electrical systems. They are suitable ...

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150 Watt LED power supply
January 2011, Current Automation
Mean Well has launched its new 150 W AC/DC U-bracket type LED power supply with active PFC function – the ULP-150 series. With constant voltage design and 90-295 VAC input range, ULP-150 series can fulfil ...

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Moulded case circuit breaker
January 2011, Schneider Electric South Africa
Commercial and industrial power protection up to 400 A from Schneider Electric. Commercial buildings, industrial sites, original equipment manufacturers and machine installations are set to benefit from ...

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Siemens extends low-voltage converters
December 2010, Siemens South Africa
The Siemens Drive Technologies Division has increased the upper power limit of its Sinamics G150 series of converters from 1500 to 2700 kW. These low-voltage converters are designed for applications without ...

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APC launches Symmetra PX range
December 2010
The Schneider Electric South Africa industry user conference, which took place at the Cathedral Peak Hotel from 12-14 September, was used as a platform to launch PlantStruxure, a collaboration system ...

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