Description - AC zero sequence
Problem Indicated - The instantaneous current in all 3 AC phases should cancel each other out. If the average of the 3 is more than 49 A, this fault will trip. (Resettable)
Description - AC zero sequence
Problem Indicated - The instantaneous current in all 3 AC phases should cancel each other out. If the average of the 3 is more than 49 A, this fault will trip. (Resettable)