8
8.1 SICAM P 7KG7750
135Power Meter SICAM P 7KG7750/55, Manual
E50417-B1076-C340-A6, Edition 09.2013
Phase-phase 100 V/110 V
190 V
400 V
690 V
Overload 20 %
Maximum input alternating voltage
Phase-N/PE 480 V
Phase-phase 831 V
Input impedances
a, b, c to N 8.4 MΩ, 1 phase
4.2 MΩ, 3 phases, symmetrical
a-b, b-c, c-a 8.4 MΩ
Further information about the voltage measuring inputs
Power consumption per input for V
rated
400 V 38 mW
Permissible power frequency 45 Hz to 65 Hz min. > 30 % U
IN
Waveform Sinusoidal or up to the 21st harmonic
Measuring error (with calibration) at 23 °C ± 1 °C
50 Hz or 60 Hz
typically ±0.1 % for reference conditions
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