Electrical Power & Protection


Latest Articles

Dehn Blitzductor surge protection for maximum system availability
January 2016
The surge arresters of the Dehn Blitzductor SP series are pluggable multi-pole DIN rail mounted arresters with integrated earthing. They can be universally used for protecting measuring and control circuits, ...

Read more...
Motor protection and control relay for LV market
January 2016, NewElec Pretoria
A three-phase motor protection and control relay designed for the LV motor protection market is available from NewElec. NewCode provides comprehensive motor protection with time and date stamped event ...

Read more...
Protection of smart power grids and data networks
December 2015
New topics such as smart grid, smart metering or smart home require innovative solutions. But also the rapid rise of distributed, renewable energy sources, in combination with centralised power stations, ...

Read more...
Siemens expands power supply offering
December 2015, Siemens South Africa
New modules offer greater flexibility and higher availability.

Read more...
New 3-phase power loggers
December 2015, Comtest
Fluke has launched two new three-phase power loggers, the 1736 and 1738, which give users the data needed to make critical power quality and energy decisions in real time. They are specifically engineered ...

Read more...
Parker inverters support EV rapid charging application
December 2015, Parker Hannifin - Sales Company South Africa
A major project to create a modular energy storage system that reduces the barriers to installing electric vehicle rapid chargers is making use of inverter technology supplied by Parker Hannifin. The ...

Read more...
Zest WEG Group’s protection systems
December 2015, WEG Africa
The continuous pursuit for improvement and cost reduction in industry has seen a rapid evolution in the development of electric motor control and protection systems. “To ensure that we meet all the needs ...

Read more...
Vert Energy’s hydroelectric solutions
December 2015
Vert Energy offers a complete power generation solutions service to diverse sectors, including mining, marine, telecommunications, agriculture, municipalities, general industry and critical power applications. “The ...

Read more...
New version of the UPS-CONF UPS software
November 2015, Phoenix Contact
Phoenix Contact’s free UPS-CONF software enables the Qunit UPS-IQ and Trio UPS systems to be monitored and configured conveniently and clearly. The new version 2.2.7.0 features improvements and enhancements. New ...

Read more...
Smaller mobile substation ­technology from Zest
November 2015, WEG Africa
Mobile substation technology has been used in South America for many years and WEG Brazil has an established reputation for the supply of this technology with an extensive footprint of successful installations. ...

Read more...
ABB cuts downtime at oil facilities
November 2015, ABB South Africa
Petroamazonas turns to ABB’s Emax 2 technology to protect generators against surges.

Read more...
Reliable power generation for telecommunications
November 2015
“Telecommunications plays an increasingly vital part in all aspects of commerce – particularly in data processing centres and base transceiver stations (BTS) – and is absolutely dependent on a reliable ...

Read more...
Cathodic protection for the 21st century
November 2015, Omniflex Remote Monitoring Specialists
Cathodic protection (CP) is a technique to control the corrosion of metal. CP systems are most commonly used to protect structures such as pipelines, storage tanks, steel piles, offshore oil platforms, ...

Read more...
Lightning and surge protection for ­highway gantry signs
November 2015
Highway gantry signs are used to hold traffic-specific detection systems such as CCTV cameras, induction loops and radar detectors. On toll roads, additional detection devices are installed which ensure ...

Read more...
Trustworthy phase rotation protection
November 2015, NewElec Pretoria
Phase sequence protection is an important safety issue for motors. Reversing the phase sequence causes the motor to reverse its direction of rotation. This can cause serious damage and injury to personnel ...

Read more...
Rogowski current measurement
November 2015
OSI of the USA now offers Rogowski-based high current AC measurement systems. The CTRS family is capable of measuring from 1 to 40 kA utilising a Rogowski head which will fit busbars or bus tubes from ...

Read more...
Eliminating impact torque conditions
November 2015, NewElec Pretoria
The OLR 84 S protection relay from NewElec, when mounted on a motor circuit, eliminates impact torque conditions which can result in broken chains, damaged screw conveyors, broken couplings and even damaged ...

Read more...
New generation battery simulator and power supply
November 2015, Comtest
Tektronix has launched the Keithley 2281S battery simulator and precision DC power supply. Unlike existing sources and power supplies that can only simulate a battery under one specific condition, the ...

Read more...
ABB’s low voltage switchgear ­ensures smooth operation
October 2015, ABB South Africa
Sasol Synfuels plants in Secunda benefit from sustained service levels and superior technology.

Read more...
Electrical machines with hazardous area certification
October 2015, Rockwell Automation
Rockwell Automation and local electro-mechanical equipment solutions provider Actom Electrical Machines have been awarded a hazardous area certification for the oil and gas industry by Explolabs. The ...

Read more...



<< First   < Previous   Page 42 of 78   Next >   Last >>







While every effort has been made to ensure the accuracy of the information contained herein, the publisher and its agents cannot be held responsible for any errors contained, or any loss incurred as a result. Articles published do not necessarily reflect the views of the publishers. The editor reserves the right to alter or cut copy. Articles submitted are deemed to have been cleared for publication. Advertisements and company contact details are published as provided by the advertiser. Technews Publishing (Pty) Ltd cannot be held responsible for the accuracy or veracity of supplied material.




© Technews Publishing (Pty) Ltd | All Rights Reserved