Electrical Power & Protection


Latest Articles

Compact single loop isolated barriers
1 April 2011, Pepperl+Fuchs
Pepperl + Fuchs has added a compact single-loop module to its extensive K-system series of intrinsic safety barriers. The 12,5 mm wide KC-modules are the latest generation in the family of DIN rail mountable ...

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Circuit protection for DC 24 V systems
1 April 2011
The thermal-magnetic and electronic circuit breakers from E-T-A offer efficient and flexible power distribution for DC 24 V applications and reliable protection for switch mode power supplies. These products ...

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Solar technology
1 April 2011, LAPP Southern Africa
SMA is a leader in photovoltaic inverters, which are key components of solar power plants. Recently 100 of these 1,5 kW solar power plants were supplied to health clinics in Ethiopia in order to power ...

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New 100 Watt LED power supply
1 April 2011
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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New power supply series
16 March 2011, Vepac Electronics
TDK-Lambda has effectively improved the total performance of its previous generation ZWS-AF series

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A monitor for surge protection devices
16 March 2011
DEHN’s LifeCheck testing device quickly and easily monitors surge protection devices (SPDs) to detect thermal or electrical overload conditions which are not generally visible

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Substation hardened industrial Ethernet
March 2011, Industrial Automation & Control (IAC)
Hirschmann’s substation-grade Ethernet infrastructure components are designed to withstand the severe environmental hazards under which they must operate

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A community sees the light
March 2011, Schneider Electric South Africa
A small rural community south-east of Mutare in eastern Zimbabwe is benefiting from a mini hydro-electric scheme supported and subsidised by Schneider Electric South Africa and its specialist electricity ...

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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
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
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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