 Thinking big...
by Jac MesserschmidtWhen things are going well it's easy to think big. When Eskom was a world-class utility, we dreamt big. Sadly, all that is water under the bridge. We have stopped thinking since the plug was pulled in 2008. We no longer think big, except in terms of blackouts, price increases and debt... ( more) |
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Final trade test - apprentices
by Lucas Bowles, ECA
We have in recent months spent a lot of time assisting members to obtain the final trade test certificate from Eseta once the apprentice has completed Trade Test B. We have now received confirmation from Eseta that the following process needs to be followed... ( more) |
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Skokkende installasie
deur Danie Esterhuizen, Dan E Lectrical
Ons is uitgeroep na 'n kliënt wat kla dat die krane hulle skok. Die opset bestaan uit tydelike huisvesting (die asbes tipe) by 'n myn. Tussen die staal struktuur van die huis en grond was daar 100 V. Tot my skok het ek gesien dat die wit fase aan die aard geleier verbind was... ( more) |
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Bring back the municipal inspector!
by DC Pym
If Reg 6(1) is being strictly applied, it implies that the supplier has been notified that a new installation is in progress. Do they inspect the work during progression, sign it off or just leave it to the electrical contractor... ( more) |
Suspension of work
by Tim Pearce of attorneys Pearce, du Toit and MoodieThere are advantages for an electrical contractor where he can suspend work on a contract when he is not being paid by the main contractor. Non-payment often results in loses for the electrical subcontractor... ( more) |
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SAIEE reports internal fraud
by EE Publishers staff reporter
At its AGM, outgoing president of the SAIEE, du Toit Grobler, and honorary treasurer Les James reported "a significant fraud" having taken place within the SAIEE during the year ending 31 December 2009... ( more) |
Instrumentation trainee performs well
Information from Endress+Hauser
Dorah Monkwe recently graduated with her National Diploma (Instrumentation) from Tshwane South FET College. Dorah was the top student in Practical Instrumentation in 2008... (more) |
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Eskom awarded US $3,75-billion World Bank loan in controversial circumstances
by Chris Yelland, EE Publishers
The award came as a great relief to the government, the ANC, Eskom and those concerned about security of supply in South Africa. It has been reported that the USA, UK, Italy, Norway and Netherlands abstained from voting... ( more) |
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Lighting of Cape Town Stadium, balustrade and podium lighting
Information from Beka
Choosing lighting that would complement the image of the stadium proved to be a challenge. Working closely with the professional team, Beka completed many lighting applications in and around the stadium... ( more) |
Physical effects of artificial light
Information from Osram
Apart from the visual purpose, light has other, nonvisual functions such as the control of biological processes in the body and therefore of our internal body clock... ( more) |
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Lighting your way to a greener home
Information from Radiant Lighting
Numerous ranges of green lamps are now available on store shelves including compact fluorescent lamps (CFLs), light-emitting diodes (LEDs) and high efficiency halogen bulbs... ( more) |
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DC mine-winder motor repair
Information from Marthinussen and Coutts
The repair called for an emergency reinsulation and reinstallation of repaired coils on site within 36 hours, and the installation and commissioning of a spare armature... ( more) |
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Surge protection devices (SPDs)
Information from Alltech
Sophisticated and highly susceptible microprocessor based electronics and data communication networks are integrated across every sector of today's fast paced business world... ( more) |
The importance of a sensor's "blind zone"
Information from Siemens
Sonar proximity switches have a characteristic called a "blind zone". The size of this zone has implications for the size and the accuracy of the sensor... ( more) |
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Cable research yields significant discoveries
Information from Aberdare Cables
The materials investigated by the research programme included rubber compounds, MV cables and polymers, metallurgy and filler compounds... ( more) |
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Anticipating and resolving resource overloads
by Tom Clark, PSI Inc
In the context of project management, a resource is any entity that contributes to the accomplishment of project activities. This paper focuses on the resource that is of greatest concern to most organisations - personnel... ( more) |
