Blog - Installation diagrams

AC Wire Color Coding Standards

AC Wire Color Coding Standards

08.Feb 2021
| Blog - Installation diagrams

The table shows the color coding for AC wires in the installations - IEC 60446.

AC 3-phase Live (L1) – Brown
AC 3-phase Live (L2) – Black
AC 3-phase Live (L3) – Gray
Neutral (N) – Blue
Protective Earth (PE) or Ground (GND) – Yellow/Green
AC Single Phase Live – Bro

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