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RED, YELLOW, BLUE (for 3 phase) . . BLACK for neutral, . . GREEN for earth
R' Y' B' [ for3 phase] B; for neutral and G for earth
phase wire can be brown or red
neutral wire is black or blue
phase is brown. neutral is blue. earth is a must
NEUTRAL-is blue or black while earth is green yellowor green and is a must be connected
In 3 plug switching the phase wire must be red,blue or yellow ,
neutral wire must be black,
Black color for phase and blue color for neutra and green/yellow for the earth
RED/YELLOW/BLUE and BLACK FOR NEUTRAL.. EARTH CONNECTION IS NEEDED should hsve green color
Austaralian/NZ standards are Red, white and Blue for the phases, Black for Neutral conductor and green/yellow for the Earth wire.
European color coding for phases are Light Blue, Brown and Grey for the phases and Black for the Neutral conductor. Green/ yellow for the Earth wire.
The Earth wire for a Three pin (single phase) must always be connected for a MEN system for safety purposes. This garantees that the circuit protection of that circuit will operate in the event of an active to earth fault and the touch potetial hazard is removed when that fault occurs.
red,yellow blue and white neutral plus green for ground
