DDS334 single-phase electronic watt-hour meter is used to measure single-phase AC active power with a rated frequency of 50Hz. It uses new large-scale integrated circuits and new technologies such as SMT to manufacture electric energy. This product complies with all technical requirements of Grades 1 and 2 single-phase watt-hour meters in the standard of GB / T17215-1998 "Class 1 and 2 Static AC Active Energy Meters".
Main features: high metering accuracy, high reliability, high overload, low power consumption, small size, light weight
Technical data: accuracy level 2 reference voltage 220V