SOLUTION: when two alternator are connected in parallel and third alternator we want to connect in parallel but 3 phase r,y,b marking is not there how to check the phase is same R+R,Y+Y,B+B

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Question 667187: when two alternator are connected in parallel and third alternator we want to connect in parallel but 3 phase r,y,b marking is not there how to check the phase is same R+R,Y+Y,B+B
Answer by Alan3354(69443) About Me  (Show Source):
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when two alternator are connected in parallel and third alternator we want to connect in parallel but 3 phase r,y,b marking is not there how to check the phase is same R+R,Y+Y,B+B
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If the alternators run as motors, connect it and see if it rotates the right direction.
If not, reverse any pair of wires.