long life energy meter

Product Description

DD*****-type long life watt-hour meter is to measure the rated frequency *0HZ single-phase AC induction electric power meter, is divided into direct-connected type and interconnect type two kinds. Meter specifications and dimensions comply with IEC**1 and EN*****1, No. publications and BS ***5 standards, accuracy rating for a 2.0. DT*****-type long-life meter in this series product is using large scale integrated circuits, dedicated digital power metering chip and SMT technology, made from all-electronic watt-hour meter. Measurement reference voltage of 3 × **0/**0V, frequency of *0Hz or *0Hz three-phase active power exchange for energy metering and with the use of computer networks. Function in line with national standards GB/T*********2.