Electrical Power & Protection


Latest Articles

Surge protection for signal wires
June 2009, Phoenix Contact
The new Linetrab surge protection devices from Phoenix Contact provide effective surge protection for systems and plants and help to prevent costly downtimes. The narrow surge arrestors protect up to ...

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DIN rail power supply
May 2009, Current Automation
Mean Well has launched the second series of its slim DIN rail product family – SDR-480 – to meet the growing demand for high performance DIN rail power supplies in the market. Featuring 94% efficiency, ...

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Power monitoring
April 2009, Siemens South Africa
The Sentron PAC4200 power monitoring device from the Siemens Industry Automation Division collects and records measured data such as voltage, current and energy consumption and permits the analysis of ...

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SE-450 series power supply
April 2009, Current Automation
Mean Well has announced the introduction of a 450 W general purpose AC/DC enclosed type single output switching power supply for the popular mid-wattage applications. Exclusion of power factor correction ...

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Low cost switching supply
March 2009, Current Automation
MEAN WELL has launched the SE-1500 series 1500 W general purpose AC/DC enclosed type switching power supply for low cost high-wattage applications. Featuring high power density and up to 89% efficiency ...

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Complete pump protection solutions
March 2009
Where overload protection is already installed for a pump it can be complemented by adding the UCR 80 undercurrent protection relay from NewElec. The relays are very effective in providing load loss protection ...

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3000 W enclosed power supply
March 2009, Current Automation
MEAN WELL has announced another breakthrough in technology and introduced the RSP-3000 series 3000 W enclosed type switching power supply with power factor correction (PFC) to meet the growing demand ...

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Coloured titanium inserts
February 2009, Comtest
A South African dental implant manufacturer and distributor is ahead of the field when it comes to anodising titanium. Since the Pretoria-based company was established in 1987, Southern Implants has been ...

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Surge arresters for LV power supplies
February 2009
DEHN’s DEHNrail M pluggable Type 3 surge arresters combine safety and easy handling in one small module providing high performance against common mode and differential mode interferences. The modular ...

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Well protected against lightning
February 2009
A surge protective device (SPD) protects installations like cellphone base stations, wind turbines, industrial facilities and offices against sudden surges in voltage and current caused by lightning strikes. ...

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PSU with charger output
February 2009, Current Automation
MEAN WELL has launched a new economical PCB type switching power supply, PSC-60 series, for the fast growing security industry. Similar to the AD-55 and AD-155 series, the main output channel is complemented ...

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Selective fuse-breaking technology
January 2009, Phoenix Contact
The American Bureau of Shipping (ABS), one of the world’s leading classification societies for ships and marine-related facilities, has granted approval to all of the 24-V power supplies in Phoenix Contact’s ...

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Efficient power supplies for a greener world
December 2008, Current Automation
Protect the environment and save money at the same time.

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High-performance surge protection
December 2008, Phoenix Contact
Phoenix Contact’s VAL-CP-MOSO60 arrester combination is a surge voltage protection solution that is suitable for 60 mm system technology. Thanks to a universal adapter, the product is suitable for all ...

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Earth leakage protection and grading
December 2008, NewElec Pretoria
The door-mounted NewElec GA relay range offers earth leakage protection that makes them suitable for use with VSDs as they include harmonic filtering. The earth leakage trip thresholds are spread over ...

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Regulated DC/DC converters
December 2008, Current Automation
Mean Well has announced the introduction of 2 and 3 W miniature regulated single output DC/DC converters – SPA02/SPB03 series – for the growing demands of miniature applications. With single-in-line packaging, ...

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Open frame power supply
November 2008, Vepac Electronics
XP Power has announced the availability of its ECM140 series of compact open frame single-output AC/DC power supplies. Measuring 76.2 x 127 x 33 mm and offering a high power density of 7,9 W per cubic ...

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Uninterruptible power supplies
November 2008, Siemens South Africa
Maintenance-free capacitors save having to change batteries every year. Siemens Industry Automation Division has equipped its new uninterruptible 24 volt Sitop UPS500S power supply for direct voltage ...

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Pluggable lightning protection
November 2008, Phoenix Contact
Phoenix Contact’s FLT-CP-PLUS protectors are compact, application-oriented lightning protectors of EN type 1. Suitable installation blocks are available for all established applications. The pluggable ...

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Surge protection block
October 2008
DEHNrapid from DEHN is a combined lightning current and surge arrester that is directly pluggable into disconnection blocks based on the standard LSA insulation displacement connection system, allowing ...

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