Features
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AS/NZS 4777.1: Setting a new standard
AS/NZS 4777.1 is the primary standard relating to the safety and installation of grid-connected PV systems with or without storage – and it’s changing. Australian Solar ... -
Rocks on the brain… Data centre cooling achieved by using rocks
The cost of cooling a large scale data centres can run into the thousands of dollars per year. To combat this, one Swedish data storage company ... -
G.fast makes its presence known
New technology could accelerate the rollout of the NBN as well as the speed of existing cable networks. Paul Skelton explains. In October 2015, nbn (formerly ... -
Getting your head around tariffs
As power bills become increasingly confusing, electricians should use the opportunity to educate their customers on how to save money. Paul Skelton explains. Do you remember ... -
Pardon the interruption
Technical aspects of the uninterruptible power supply will be of interest to electrical contractors. Phil Kreveld provides an overview. This article deals with the static uninterruptible ... -
Skin in the game
Think about solar installations the same way you think about sunscreen, writes Gary Busbridge. Simply buy quality products. It’s that time of year – out comes ... -
DAVID HERRES: Give ’em a break
The circuit breaker has saved a lot of lives. David Herres outlines the role and characteristics of a simple but effective device. Circuit breakers play a ... -
Feeling the heat
The first part of this series described how heat stems from current in a resistive element, and how faults can cause fires. George Georgevits now outlines ... -
Power factor… Quality matters
Power factor correction can lead to additional business for electrical contractors. Phil Kreveld covers the considerations. Maximum demand in Australia has been growing much more strongly ... -
DAVID HERRES: Antenna systems
Satellite dish work can be a profitable sideline for electricians, as the tools and expertise are already in place. David Herres offers an overview. Construction workers ...
