Features Multi-Function: Measures 3 phase voltage, current, total active power, reactive power, total reactive power, three phase power, total apparent power, power factor, frequency, bidirectional active power, and bidirectional reactive power for comprehensive energy monitoring. RS485 Communication: Supports RS485 communication for data monitoring, remote reading, electricity billing, and unified management, enhancing operational efficiency and control. High Safety: Features an ABS flame retardant shell, protective safety back cover for wiring terminal and power supply, ensuring safe and reliable usage in various applications. Excellent Silicone Button: Silicone buttons improve operation performance, offering a responsive touch and long service life, resolving issues of traditional hard glue malfunction. Wide Application: Suitable for substation automation, distribution automation, intelligent buildings, and electric energy measurement, management, and assessment within enterprises, providing versatile utility. Specification: Item Type: 3 Phase Power Meter Material: ABS flame retardant material, silicone Color: Black Voltage Range: AC380V Current Range: 5A Power Input: AC220V Communication: RS485 Accuracy: ±0.5% Harmonics: 2-31 times Baud Rate: 9600bps Time Period: 8 time periods Wiring: 3 phase 3 wire, 3 phase 4 wire Package List: 1 x 3 Phase Power Meter Package List 1 x 3 Phase Power Meter