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incorporating The Electrical Contractor 
Issue No 86                                                                                             January 2015
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Yolanda de Lange
Rebates created culture of expectancy, not enterprise
by Yolanda de Lange, Energy Training Foundation

The energy efficiency industry has become dependent on handouts. Eskom's Demand Side Management and other programmes did not create a mind-shift towards sustainability... (more) 
Jack Ward Solar arrays in building designs better than retrofitting
by Jack Ward, Powermode

Many architects in South Africa are realising the benefits associated with energy efficient buildings and are becoming more likely to design "green" buildings in the residential, commercial and industrial space... (more)
 
Trends from the automation capital
by Pierre Potgieter, EE Publishers

The buzzwords at this year's SPS IPC Drives Exhibition in Germany were "energy" and "data". Economic pressures, environmental consciousness and regulations have shifted the focus to technology optimisation.... (more)
What is the employment tax incentive (ETI)?
 
The Employment Tax Incentive (ETI) is a government initiative to encourage employers to hire young, inexperienced work seekers. The ultimate intention is to provide valuable work experience for young people and to reduce the high levels of youth unemployment... (more)
Impact of the Employment Equity Amendment Act, 2013
 

New employees' remuneration was traditionally determined by the contracting parties. The Employment Equity Amendment Act (EEA) of 2013 became effective on 1 August 2014 to address unfair discrimination in terms of remuneration... (more)

ECA(SA) Presidential Excellence Awards 2014 winners announced
 
The 2014 ECA(SA) Presidential Excellence Awards banquet and National Golf Day were hosted at Johannesburg's Ruimsig Golf Club on 20 November 2014 by the ECA in association with Vector. This article lists the winners in the various categories and provides a picture gallery of the event... (more)
Engineering design competition winners announced
by Information from SEW Eurodrive
 
Submissions to the PneuDrive Challenge 2014 engineering design competition sponsored by SEW-Eurodrive and Pneumax once again showcased South Africa's young engineering talent... (more)
Information from Eurolux

Hotel Verde, part of the BON Hotel Group, has been dubbed "Africa's greenest hotel" for obvious reasons. Every aspect of the hotel is designed to be as sustainable as possible, employing efficient systems to save water and electricity while reducing waste... (more)
Avoiding current spikes with LEDs 
by Pat Goodman, Philips Lumileds
 
A comparison between incandescent bulbs and LEDs to highlight the difference between current and voltage-driven devices with a view to designing and using driver electronics... (more)
Arc flash mitigation and arc-resistant switchgear
Information from National Instruments

The application of arc-resistant switchgear, the selection of protective device types and settings for adjustable devices to mitigate the danger of arc flashing and to reduce the risk of injury to workers... (more)
Case study: remote condition monitoring of London Underground track circuits
Information from National Instruments
 
Delivering a reliable remote condition monitoring system for the London Underground to enable maintainers to respond to failures before they occur... (more)

Rehabilitation for failing water piping
Information from Nu Flow South Africa

 

New to South Africa is a system which rehabilitates the inner infrastructure of deteriorated or failing water piping using an array of cured-in-place epoxy pipe lining solutions... (more)

by Andrew Etzinger, Eskom
 
Tucked away just off busy Grayston Drive in Strathavon, Johannesburg, is a facebrick office park that does not appear to be very different to the many other stylish developments mushrooming in the area... (more)
The cost of poor power quality
Information from Fluke

Productivity is the key to survival in today's globally competitive environment. When you think about the basic inputs to production - time, labour and materials - you can see there isn't much room for optimisation... (more)
ECA(SA) news 
Industry news 
Company, product, project & service news

Control for architectural dimming systems
Moulding a successful partnership
Ready to become a manufacturing hub
VFD for industrial, building applications
Automatic phase selector provides continuous power
Multifunctional LV motor protection relays
MV switchgear sucessfully tested
90 W AC/DC moisture proof external power supply
New software-based drive functions
Valves for severe service applications
Policy manual for Lesotho water supply project
VFDs for industrial applications
Desuperheater balances steam, power requirements
Linear motors with 22,5° radius
Detectors approved for SIL2, SIL3 applications
Advanced technology simplifies radio system
Expert aid for energy efficiency
Precision temperature scanner with 40 channels
Design services for lightning protection
AC current transducer with TRMS processor
Portable labellers for increased productivity
Protective flame resistant clothing
Video door entry systems for enhanced security
Sistine Chapel illuminated by 7000 LEDs