Accuracy Class: Class A / Class 2; Class B / Class 2
Measurement Input Connection: Dual shunt / four-wire system
Nominal Voltage Un: 3 × 230/400V
Minimum Current Imin – Nominal Current In: 0.25 – 5(80)A
Operating Voltage Range: 176V AC ~ 276V AC
Operating Frequency Range: 45Hz ~ 65Hz
Power Consumption: Voltage circuit ≤1.5W / 6VA; Current circuit ≤0.5VA
Operating Temperature: -25°C ~ +55°C
Relative Humidity: 5% ~ 95% (non-condensing)
Storage and Transport Temperature Range: -40°C ~ +85°C
Ingress Protection Rating: Front Panel IP51, Enclosure IP20
Overvoltage Category: Ⅲ
Communication Interface: RS-485 (two-wire), isolated communication
Communication Address: 001 ~ 247 (factory default 001)
Baud Rate: 1200 / 4800 / 9600 / 19200 / 38400 bps (configurable)
Communication Protocol: ModBus-RTU
