Single-phase electrical energy meter EM519025-05

three-phaseDIN railRS-485

The EM519025-05 is a three-phase, four-quadrant electronic energy meter designed to accurately measure and record active energy consumption in a 50Hz single-phase AC network. It features a backlit LCD display, RS485 communication (Modbus protocol), and multi-tariff functionality. Known for its reliability, compact size, lightweight design, attractive appearance, and easy installation. Product Introduction The EM519025-05 is a three-phase, four-wire electronic ct connected type energy meter designed to accurately measure and record active energy consumption in a 50Hz single-phase AC network. It features a backlit LCD display, RS485 communication (Modbus protocol), and multi-tariff functionality. Known for its reliability, compact size, lightweight design, attractive appearance, and easy installation. Technical Parameters Pulse Constant: 12000imp/kWh Accuracy class: Class 1, Class 2 Power consumption: ≤2W, <10VA Standard: Performance Test: GB/T 17215.321-2008 GB/T 17215.211-2006, Protection Level: GB/T20138-2006 Key Features 3.1 Measurement Functions Measures active and reactive energy, supporting both forward and reverse measurement, with four tariffs. Three metering modes (forward, forward+reverse, forward-reverse) can be set based on the configuration code. CT ratio setting range: 5:5-7500:5 (Specific LCD display configurations based on CT ratio) Supports maximum demand measurement Energy reset function Holiday and weekend tariff settings 3.2 Communication FunctionsSupports both IR (infrared) and RS485 communication. IR supports EN62056(IEC1107) protocol, and RS485 supports Modbus protocol. 3.3 Display FunctionsDisplays total energy, tariff energy,