Further information for Schneider Electric A9E21182 - Schneider voltage control relay 1W iRCU 8A 230VAC
Voltage control relay Acti 9 iRCU. Rated current 8A, 1 changeover contact, operating voltage (Ue) 230V AC. Controls the voltage level in an alternating or direct current circuit and reports overvoltage or undervoltage.