Meas. input: Nominal voltage 500 V (Ph–Ph), nominal current 1/5 A, nominal frequency 50/60 Hz
System
configuration: Single-phase alternating current, 3/4-wire three-phase current with balanced/
unbalanced load, also in Aron or open-Y measuring circuit available
Display: 4 digits + sign, meter 8 digit, display mode programmable
Accuracy: Voltage and current ±0.2%, power, power factor, energy ±0.5%,
frequency ±0.02 Hz (absolute). All details refer to nominal values
Power supply: 100–230 V AC/DC or