MAIN CHARACTERISTICS range of product ZELIO CONTROL product or component type MODULAR MSREMENT + CTRL RELAYS relay type VOLTAGE CONTROL RELAY product specific application FOR 3-PHASE SUPPLY relay name RM17UB3 relay monitored parameters ABSENCE OF NEUTRAL time delay ADJUSTABLE 0.3...30 S 0 + 10 ON CROSSING THE THRESHOLD switching capacity in VA 1250 VA minimum switching current 10 MA AT 5 V DC maximum switching current 5 A ACDC power consumption in VA 0...22 VA AT 400 V AC 50 HZ measurement range 183..528 V VOLTAGE AC utilisation category AC-12 CONFORMING TO IEC 60947-5-1 COMPLEMETARY CHARACTERISTICS reset time 1500 MS FOR TIME DELAY maximum switching voltage 250 V ACDC [Us] rated supply voltage 208...480 V AC 5060 HZ +- 10 supply voltage limits 183..528 V AC voltage detection threshold 183 V control circuit frequency 50..60 HZ + - 10 PT output contacts 1 OC nominal output current 5 A measuring cycle