Kingnen DDS318 Single phase din rail power meter

Compliance

IEC 62053-21, GB/T 17215.321-2008 (Class 1.0 accuracy)

Rated Voltage

220V AC (50/60Hz)

Current Ranges

1.5(6)A, 5(20)A, 10(40)A, 20(80)A

Measurement

Active energy (kWh), reactive energy (kVarh), voltage, current, power, power factor, frequency

Display

Large LCD screen with 12-parameter display (voltage, current, power, etc.)

Pulse Output

Optocoupler-isolated; Width: 80ms±20ms; Constants: 800–12,800 imp/kWh (model-dependent)

Communication

RS-485: MODBUS-RTU (default) or DL/T645-1997/2007 protocols

Baud Rate: 1200/2400/4800/9600 bps (configurable)

Multi-Tariff

Supports 4 rates (Super Peak/Peak/Flat/Valley)

Configurable: 2 annual time zones + 8 daily time periods

Physical

Dimensions: 76 × 91 × 74 mm

Weight: 0.6 kg

Mounting: DIN-rail (TS35)

Environmental

Operating Temp.: -20°C to +55°C

Humidity: ≤75% (non-condensing)

IP Rating: IP51 (dust/water resistance)

Safety

Insulation: Type II

Installation: Qualified personnel only; Lead seal required for warranty

Power Consumption

Voltage line: ≤5VA/phase

Current line: <4VA/phase