What Is the Difference Between RCD and PRCD?

Electricity powers the things we use in our day to day lives and is all around us. It powers our lights, electric stoves, computers, televisions, and even the internet. Electricity is a type of energy that results from charged particles like an electron...Read More

Update to AS/NZS 3012:2019 Standard

AS/NZS 3012:2019 Electrical installations- Construction and demolition sites. You may have heard that there have been some changes to test and tag standards around New Zealand and Australia. This rumour comes around every so often and generally with no merit however there has...Read More

Metrel DeltaPAT Review

The Metrel DeltaPAT has been on the market for many years, it enables compliance with ASNZS3760 is very quick and easy to use in most testing situations, it was when introduced to the Australian NZ market by Metrel, there first compliance only PAT,...Read More

Earth Leakage Testing

Appliance testing is becoming a common practice in New Zealand. Businesses and companies usually do it to ensure electrical equipment and portable appliances in the workplace are safe to use and complies with electrical safety regulations and standards. Tests that are typically done...Read More

What Is a Residual Current Device?

Introduction A residual-current device (RCD) or residual-current circuit breaker (RCCB) is a device that quickly breaks an electrical circuit to prevent grave harm from an ongoing electric shock. An RCD is designed to automatically and quickly disconnect a circuit as soon as it...Read More