Line current is the current through any one line between a three-phase source and load. Phase current is the current through any one component comprising a three-phase source or load. Fig: 1 STAR connection Line & Phase relation. Fig: 2 DELTA ...
Please find the attached image of error in a relay below. This error generated due to improper CT connection is done. If 3CT connected first to make sure every CT S1 & S2 are connected accordingly. If an error did not resolve then check CT connection ...