Answer / shyam

we know that R is 4r red, Y is 4r yellow, B is 4r blue
these are the basic colours & also we can easily
differentiate

Answer / chandan

To easily identify the difference between the lie wires
connection in the circuit
R is 4r red
Y is 4r yellow
B is 4r blue

Answer / qazi a. alam

the colour is just a formality. main thing is to balanco
the load on all the three phases.

Answer / subhashreddy

R,y.b indicates colour
coding like
red,yellow.blue

Answer / rakesh

r y b easily identyfy _

Answer / shan80

it become common to indicate phases with r,y,b and it not
necessery to indicate phases with r,y,b u should indicate
them with l1,l2,l3 also with r,s,t

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