Single-Phase Multi-Tariff Electronic Energy Meter(

General Introduction DDSF318 single phase multi-tariff electronic energy meter is designed for measuring active energy in single phase alternating current power. The meter has the feature of high accuracy, high overload capacity, low power consumption, small size, light weight, long life and wide working voltage.Standards IEC62053-21/IEC62052-11/IEC62052-21 Specifications 1) Type: DDSF318 2) Accuracy class: 1.0 3) Rated voltage: 220V, 230V, 240V 4) Rated current: 5(30)A, 10(60)A, 5(40)A, 20(80)A 6) Rated frequency: 50/60Hz 7) Display type: LCD Main Functions 1) Measure single phase active energy and average power factor 2) 4 tariffs and 8 time periods for user's option 3) Non-volatile memory 4) Infrared communication functions 5) Tamper-proof functions 6) Transparent long terminal cover to prevent tampering