Contributors
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CHRIS HALLIDAY: Protection convention
In the first part of this two-part series, Chris Halliday looked at the more obscure but nevertheless important types of protection. He now examines the conventional ... -
PHIL KREVELD: No shortcuts in solar
Electricity from the sun is cheap, but don’t think that way about PV installation gear. Phil Kreveld tells how to get the best out of those ... -
BRIAN SEYMOUR: How to make money… and get paid
There’s a lot more to running a successful electrical contracting business than being a good electrician. Brian Seymour outlines other crucial skills. Just because you are ... -
PHIL KREVELD: Right on the roof
Panel installers must study location and roof type before quoting, writes Phil Kreveld. Mounting materials are costly, labour time may increase, and an unhappy customer is ... -
The tender trap
Counting and measuring are central to accurate estimating, but there’s much more to it. Brian Seymour outlines the detail. In the world of competitive tendering, the ... -
Multimedia coaxing
Network technology that uses existing hybrid fibre coax cable looks good at first glance, but is it better than Ethernet? George Georgevits compares the two. An ... -
CHRIS HALLIDAY: Testing times
Testing and tagging of electrical gear is now the norm for businesses, but is it really necessary? Chris Halliday of PowerLogic investigates. The owner of a ... -
DAVID HERRES: Don’t always wave goodbye
The microwave oven is a simple appliance, and repair is not difficult as long as the hazards are recognised. David Herres explains. The first microwave ovens ... -
On the grid
Solar panel arrays can be better distributed for maximum ‘collectible’ characteristics. Phil Kreveld discusses the principles. Solar photovoltaic inverters differ from other types, often battery driven, ... -
Shine a light on solar
The basic principles of photovoltaic systems make useful reading for non-specialist electricians installing all or part of a system. Phil Kreveld sets them out. Lots of ...
