Description Three phase Power Monitoring Devices for Industrial Environment | UPA30 Specifications of Power Monitoring Device Measurement of currents on insulated inputs (TRMS) Via CT primary 9,999 A Via CT secondary 1 or 5 A Measurement range 0 … 11 kA Input consumption ≤ 0,1 VA Measurement updating period 1 s Accuracy 0.2% Permanent overload 6 A Intermittent overload 10 In for 1 s Voltage measurements (TRMS) Direct measurement between phases 50 to 1039 VAC Direct measurement between phase and neutral 28 to 600 VAC VT primary measurement 500,000 VAC VT secondary measurement 60, 100, 110, 173, 190 VAC Frequency 50 / 60 Hz Input consumption ≤ 0,1 VA Measurement updating period 1 s Accuracy 0.2% Current – voltage product Limitation for CT 1 A 10,000,000 Limitation for CT 5 A 10,000,000 Power measurement Measurement updating period 1 s Accuracy 0.5% Power factor measurement Measurement updating period 1 s Accuracy 0.5% Frequency measurement Measurement range 45 … 65 Hz Measurement updating period 1 s Accuracy 0.1% Energy accuracy Active (according to IEC 62053-22) Class 0.5 S Reactive (according to IEC 62053-23) Class 2 Auxiliary power supply Alternative voltage 110 …400 VAC AC tolerance ± 10 % Direct current 120 … 350 VDC / 12 … 48 VDC DC tolerance ± 20 % / – 6 … 20 % Frequency 50 / 60 Hz Power consumption ≤ 10 VA Operating conditions Operating temperature range -10 to 55°C Storage temperature -20 to 85°C Relative humidity 95% Three phase Power Monitoring Devices for Industrial Environment | UPA30
