Technology
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The lucrative business of refrigeration systems
Attending to the electrical components of refrigeration systems is good for contractors, but there are other aspects that can be quite lucrative. Phil Kreveld explains. -
The importance of testing devices for lamps
A good testing device saves time and money on lighting maintenance, explains Aubrey Bartholomeusz of Power Parameters. -
Changes to the Wiring Rules and HVAC installation requirements
Amendment 2 to the Wiring Rules has answered one of the most nagging questions surrounding air conditioners and isolators. Peter Cashel explains. -
Heat pumps 101
Heat pumps, powered by the sun, have proved to be more efficient than their electric counterparts. Bob Harper explains. -
The truth about electric shocks
Electric shocks can result in terrible injury and even death. With his wealth of knowledge and experience, Chris Halliday provides guidance to help manage incidents and ... -
The dangers of broad or inadequate specifications in electrical installations
Broad or inadequate specifications for an electrical installation can cost a lot more than specialist advice at the planning stage. Phil Kreveld explains. -
Save 60% of energy use and costs of heating and cooling
The modern business environment has transformed energy efficiency from a luxury sought after by ‘green’ companies to a necessity for all operations that seek energy and ... -
JDPower releases power lifter
This electronic lifter aims makes lifting air conditioners a solo task, decreasing downtime and increasing safety, writes Callum Fitzpatrick. -
Switchboard design for a cotton gin
This extensive switchboard design and electrical installation into a cotton gin was delivered in just six months, despite delivery delays and flooding. As a result, the ... -
Energy efficiency opportunities for electricians
The world is ‘going green’ and electrical contractors are in the best position to make money while saving the planet. Philips Lighting marketing manager Richard Shepherd ...
