Developped by ENERDIS, subsidiary of the Chauvin Arnoux group, ULYS is a complete range of 6 electrical energy meters for MV and LV. Fully compliance with IEC 61036 Class 1 For single and triple-phase networks, direct input on 90A or on a 1A and 5A CT; 57.7V to 400V Display and configuration possible when disconnected Metering of active, reactive, single or double tariff Measurement of instantaneous and maximum power Partial metering for periodic energy management Transformation ratio and programmable pulse professional transmitter