Electrical Power & Protection


Latest Articles

Slim power supply units
November 2003, Phoenix Contact
Phoenix Contact is offering Mini Power - a family of extra-slim power supply units. Measuring 22,5 or 45 mm wide, they are suitable for use in tight spaces. In addition to a 24 V version with output currents ...

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The power behind an exclusive lodge in Serengeti
October 2003
The power solution was two dedicated single-phase super silent generator sets, 50 and 35 kVA in capacity, powered by a Perkins1004 TG1 and a Perkins1004G series engine working in conjunction with a 9 kW trace inverter/battery system

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Surge protection for industrial process applications
October 2003, Temperature Controls
Modern day industrial facilities contain large amounts of microprocessor-based equipment from control computers to field sensors. High-speed data is transferred around a site to allow business decisions ...

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Power supply for application in Zone 2
September 2003, Phoenix Contact , Infrastructure
For use in areas with an explosion risk in Zone 2, Phoenix Contact presents two compact Quint Power power supplies and a Quint Diode redundancy model with type 'n' explosion protection in accordance with ...

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Protecting transmitters and smart transmitters from induced surges
September 2003, Temperature Controls
The TP32 surge protection device is specifically designed to protect process transmitters and devices on fieldbus systems. The TP32 builds on the high specification of the acclaimed TP48 range to provide ...

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Surge protection for AC and DC power supplies in harsh environments
September 2003, Temperature Controls
MA4000 Series surge protection devices prevent surges and transient over-voltages conducted through power circuits from damaging electronic systems such as control panels, distributed I/O, motor and pump ...

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UPS testing and reporting software
August 2003, PowerMan
The PowerMan Atrax unit is designed as a complete UPS testing and monitoring tool for all single phase UPSs up to 10 kVA

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Satellite reception during electrical storms
August 2003, Transport (Industry)
Dehn's DEHNgate DGA FF TV surge arresters from Surge Technology, are designed to protect sophisticated satellite TV multi-user systems against interrupted signals. Should there be lightning in the nearby ...

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Mini overvoltage protection modules for use in tight spots
August 2003, Infrastructure
Surge Technology's locally manufactured Dehn Mini modules are designed for installation where space is limited. A compact version of the standard Blitzductor, the modules are suitable for use in power ...

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Eliminating nuisance trips
July 2003, NewElec Pretoria
NewElec's GA range of earth leakage motor protection relays is suitable for DOL applications involving large kW motors and is the perfect choice when used with variable speed drives. The relays eliminate ...

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Overvoltage protection for computer systems
July 2003
The DEHN range of Mini modules from Surge Technology protect 2-wire, 12, 15 or 24 V systems against damage caused by lightning and power surges. With a frequency handling of up to 1, 30 and 50 MHz, the ...

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Configurable buffer amplifier supply
July 2003, Phoenix Contact
The MCR-C-UI/UI-DCI-24/230 configurable standardised-signal 3-way buffer amplifier from Phoenix Contact processes the three standardised signals 0-20 mA, 4-20 mA and 0-10 V on the input side. Thanks to ...

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UPS and generator coupling is not a simple job
May 2003, Access Control & Identity Management
Coupling the capabilities of a UPS and generator might seem the obvious thing to do for large companies, affording them the protection that their sensitive electrical equipment require. However, as Graham ...

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Switched-mode power supplies from 1 to 40 A
April 2003
IFM Electronic has introduced a new range of reliable switched-mode power supplies from 1 to 40 A for DIN rail mounting with a wide range of inputs of 90 to 260 V a.c. for one-phase and 340 to 576 V a.c. ...

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Management software for power protection systems
March 2003, Products & Solutions
Meissner Power Systems, official distributor of the Invensys Power System range, has introduced management software for its range of power protection systems. These include a new version of CheckUPS Plus, ...

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Gen-set for telecommunications operators
March 2003
Kohler Power Systems offers a generator set designed specifically for telecom operators wanting to guard against any break in the electricity supply for Internet, satellite, mobile phone or cable-television ...

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Miniature ballasts cover all fluorescents up to 25 W
March 2003
With increasing environmental awareness and the trend towards energy-saving electronic ballasts with fluorescent lamps. Philips offers its e-Matchbox series as a lightweight, compact solution for all ...

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Process interface modules with surge protection
February 2003, Phoenix Contact
The base terminals for Phoenix Contact process interface modules now feature integrated surge voltage protection. A combination of suppressor diode and gas tube arrester ensures a fast response together ...

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Compact galvanic isolator for space-saving installations
February 2003, WIKA Instruments
A slimline loop-powered isolator from PR Electronics has been added to WIKA's signal isolator product range. The PRetrans 6185 is dedicated to galvanic isolation of signals between sensors/transmitters ...

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Surge protection for communication equipment
January 2003, Residential Estate (Industry)
Dehn's UGK antenna range is designed to protect communication equipment from surge and lightning damage. Various types are available including the UGK/N for high frequencies of up to 2,0 GHz, 500 W output ...

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