Features: 1. Easy to install: Our 3-phase 4-wire energy meter can be easily installed on a 35mm DIN standard rail, which is convenient to set up in various locations. 2. Advanced technology: The electronic meter adopts microelectronics and highly integrated circuits, with digital sampling processing, SMT technology and automatic meter reading functions. 3. Backlit LCD display: Adopts a backlit LCD screen with low power consumption and Class 1 accuracy, providing clear visibility and energy-saving advantages. 4. Multifunctional features: High-precision measurement of active and reactive energy, display of current, voltage, power factor, and support for bidirectional energy measurement. 5. Multifunctional application: The AC wattmeter on DIN rail is ideal for energy efficiency testing in offices, industrial facilities, hospitals, schools, apartments and shopping malls. Specifications: Item Type: Three-phase four-wire energy meter Material: PC flame retardant Rated voltage: 3 x 230/400V Rated current: 10(100)A Input frequency: 50-60Hz Starting current: 0.4%1b Working power: 3 x 230VAC20% Power consumption: less than 2W 10VA per phase Accuracy: Class 1 LCD backlight: 15 seconds Installation method: 35mm standard rail Working temperature: -10 to +55 Storage temperature: -40 to +70 Relative humidity: 5% to 95% Pulse output indicator: The indicator light flashes once to indicate pulse output synchronization..Product weight: 0.394KGProduct size: 98*70*65mmPacking size: 108*80*75mmPacking list: 1 x three-phase four-wire energy meter