Inside a balanced three phase system or throughout typical or issue, the sum with the vector of each and every period present-day is equivalent to zero. Or in mathematical way:In this manner, we won't come across any remainder of zero sequence current while in the CBCT primary winding. Because it is often a well balanced three stage, there will not
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racobb (Electrical) 11 Nov 09 21:12 I think your comprehension is Completely wrong. A CT just steps current and it's up to you to determine what the CT is measuring and type of relay you connect it to And exactly how you established the relay. Course is a certain style of relay, not a CT purpose or CT structure/relationship.ZCT is often a neu