Single / three-phase energy counter / analyzer (up to 3 single-phase lines) with blue backlit graphic LCD display. Requires external ECT CTs (not included in the package) for example cod. PFAE000-01 or PFAE000-02, with a 100A primary. Measurement of the THD of voltage and current, neutral current, maximum and minimum voltage, maximum power and current, active energy of each phase. Phases sequence indication. Four operating time counters. 1 calibration LED. RS485 interface. Firmware update remotely. Size: 4 DIN rail modules. Power supply 230-240Vac. Complies with: EN 50470-1 + EN 50470-3.