Kingnen DDSD318 Single phase din rail power meter

Electrical

Input Voltage: 25–300V AC (Rated: 230V)

Current Range: 1.5(6)A to 30(100)A (9 configurable ratings)

Frequency: 50Hz

Accuracy Class: 1

Starting Current: ≤0.004Ib (Meets IEC 62053-21)

Power Consumption: <2W / 10VA (without comms)

Measurement

Display: LCD (5 integer + 1 decimal digits)

Parameters Displayed: Voltage (V), Current (A), Power (kW), Forward/Reverse Energy (kWh)

Pulse Constant: 1600 imp/kWh

Communication

Protocol: Modbus RTU

Interface: RS485 (2-wire)

Baud Rate: 9600 bps

Data Format: 8 bits, No parity, 1 stop bit

Environmental

Operating Temp.: -25°C to +60°C (Extreme: -20°C to 55°C)

Storage Temp.: -25°C to 70°C

Humidity: ≤95% (non-condensing)

Physical

Mounting: DIN rail (35mm)

Dimensions (W×H×D): Not specified (Typical rail meter: 72×90×65mm)

Wiring: 1P2W (Single-phase, 2-wire)

Relay (Optional)

Control Function: Remote trip/close (Data: 0x5555=Close, 0xAAAA=Trip)

Certification

Standards Compliance: Creep test: ≤1 pulse at 115% Vrated (no load)