Electrical Wiring Colour Code Nz

By | September 9, 2023

Electrical Wiring Colour Code NZ

Introduction

Electrical wiring colour codes are used to ensure the safety of electrical installations. They help to identify the different wires in a circuit, so that they can be connected correctly. The colours of the wires are also used to indicate the voltage of the circuit. In New Zealand, the electrical wiring colour code is as follows: *

Live wire:

Red *

Neutral wire:

Black *

Earth wire:

Green/Yellow

Live wire

The live wire is the wire that carries the electrical current to the appliance or device. It is typically coloured red.

Neutral wire

The neutral wire is the wire that returns the electrical current to the power source. It is typically coloured black.

Earth wire

The earth wire is the wire that provides a path to ground for any electrical fault. It is typically coloured green/yellow.

Wiring diagrams

Wiring diagrams are used to show how the electrical wires are connected in a circuit. The colours of the wires are used to identify the different wires in the diagram.

Safety

It is important to follow the correct electrical wiring colour code to ensure the safety of electrical installations. If the wires are not connected correctly, it could result in a fire or electric shock.

Conclusion

The electrical wiring colour code is an important safety measure that helps to prevent electrical accidents. By following the correct colour code, you can help to keep yourself and your loved ones safe.

Additional information

* The electrical wiring colour code in New Zealand is based on the British Standard BS 7671. * The colours of the wires may vary slightly depending on the manufacturer. * It is important to check the wiring diagram for the specific circuit before connecting the wires.

References

* [Electrical Wiring Colour Code NZ](https://www.electrical.org.nz/electrical-codes-standards/electrical-wiring-colour-code-nz/) * [BS 7671:2018](https://www.standardsdirect.com/standards/bs/bs-7671-2018)


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