This is the testing of electrical appliances for safety purposes.

In affect a test and tag machine is use to push up to 500 volts through the appliance

to ensure that there is no earth leakage, open or loose wires.

If a fault is present in the appliance then a fail result will appear on the machine with the reason.

Every electrical appliance has a different class code such as class 1 or class 2.

A class one product has an earth wire attached. A product might be a microwave or a compressor.

Where as a class 2 product does not have an earth wire. A product might be a circular saw or battery charger.

To identify the product difference the class 2 item will have  a symble of a square inside a square such as this picture.

For more information on what test and tag is feel free to contact one of our friendly staff.