In three phase supply why we use R Y B Colour not other.

Question Posted / pradyumna chandra panda

4 Answers
10772 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

In three phase supply why we use R Y B Colour not other...

Answer / pradyumna chandra panda

R Y B are prime colour of every colour, that's why we use these colour for three phase supply. in foreign country they now use black, gray, white for three phase supply.

Is This Answer Correct ?

21 Yes

2 No

In three phase supply why we use R Y B Colour not other...

Answer / guest

ITS IS THE BASE COLOUR FOR ALL COLOUR

Is This Answer Correct ?

4 Yes

0 No

In three phase supply why we use R Y B Colour not other...

Answer / digvijay barge

Phase shift between three phase is 120
RY 120
YB 120
BR 120

Is This Answer Correct ?

1 Yes

1 No

In three phase supply why we use R Y B Colour not other...

Answer / kunal lakhani

R stands for red ,Y for yellow , B for blue which are the
three phases,R is for live wire

Is This Answer Correct ?

0 Yes

2 No

Post New Answer

More Electrical Engineering Interview Questions

where transformer is installed? a)generating station b)substation c)voltage regulating area

6 Answers

What is mean CT Saturation? How to calculate?

13 Answers NCC,

Zone of protection and tripping scheme of arc protection relay.

0 Answers KSEB, L&T, Siemens,

what is a starter ??

2 Answers NPTC,

How To increase Knowledge Of boliler regarding To Only Electrical Field..

0 Answers

what is iron loss?

4 Answers RRB,

why pull the single core cable?

1 Answers

what is tertiary winding in transformer?What is its purpose?

18 Answers Bhel,

what is power system.........?

1 Answers

whenever any squirrel or a crow falls on the transformer input line then there is a big explosion and 440 volts of power is being discharged through the neutral line due to which appliances in off mode are also burned.we have earthing for the transformer as well as the bus bar chamber.why is it happening?

1 Answers

What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?

0 Answers Welspun,

As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?

0 Answers

For more Electrical Engineering Interview Questions Click Here