Question

What is the order of colour code for the insulation on the (a) live (b) neutral and (c) earth wire?

• A. Brown, Blue and Green.
• B. Blue, green and brown.
• C. Green, blue and brown.
• D. Green,brown and blue.

Answer 1

The correct option is A Brown, Blue and Green.

Electrical wires are covered with insulating materials. Every insulating material has a specific colour code that is used to identify the given wire is live, Neutral or earth wire.

For live wire - RED OR BROWN colours are used.

For neutral wire - BLUE OR BLACK colours are used.

and for earth wire - GREEN OR YELLOW colours are used.

Hence Option A