DIN-rail KWH energy meter is a new-style single phase two wire static active energy meter, it adopts special large scale integrated circuit and international advanced technology of digital and SMT techniques and so on. Its general goal is high reliability, higher accuracy, higher reliability, light and compact, it is carried out in every step of designing, producing, testing, aging and calibration. It's easy to realize the modern managing function. It is CE approved. Rated Voltage: 110V, 230V, 400V Rated Current: 1.5(6)a, 5(30)a, 10(40)a, 20(80)a, 10(100)a Accuracy: 1.0, 2.0 Stardand: Iec/En62053 Approval: CE.