Answer / shri..

suppose if we have 2 nos 500 KVA DG set & want to take the
power from both DG set at one busbar so will have to
synchroniz first its phase R to R, Y to Y, B to B, & also
will have to synchroniz its voltage & frequency

Answer / raghu

suppose if we have 2 nos generators set & want to take the
power from both generators set at one busbar so will have to
synchroniz first its phase to phase or phase to neutral.Means
it will check both generators voltage, frequency and phase angle.

Answer / bala.a

if we have two no of D.G Sets u can take supply seperately
with help of buscoupler in open condition and also u can
take combination supply with help of buscoupler closed
condition in a single panel

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