... for monitoring and controlling of power distribution systems. Some of the features and electric power parameters available on the ultra ... I3, In, IavgPower P1, P2, P3, PsumReactive Power Q1, Q2, Q3, QsumApparent Power S1, S2, S3, SsumFrequency FPower Factor PF1, ... back lightWide environmental temperature enduranceDisplay Load percentage, 4 quadrants power and load natureOutlineSmall Size 96×96 DIN or 4 ...