Generally,there are three main cordage type used in the world:

1.The American wire Gauge(AWG) system used in North America.

2.The European Harmonized types.In AWG system,the cordage is described in terms of wire gauge size such as 18AWG,while (an 18AWG conductor is comparable to 0.823mm2 )

3.IEC types Xxmm2

CONDUCTOR COLOUR CORDES

North America

Harmonized

IEC227

L=Live

Black

Brown

Brown

N=Neutral

White

Blue

Blue

E=Earth

Green

Green/Yellow

Green/Yellow

Harmonized wire coding system:

This chart illustrate the harmonization:H05VVH 2 -F 20.75mm2