3UG4614-1BR28-0AA3 Siemens

Digital monitoring relay Asymmetry 0-20%, default off Phase sequence, default off Phase failure 3 x 160 to 690 V 50 to 60 Hz AC Undervoltage, default 320 V Hysteresis, Default: 5% ON, OFF delay: Def. 0.1 s 2 change-over contacts screw terminal Digital monitoring relay Asymmetry 0-20%, default off Phase sequence, default off Phase failure 3 x 160 to 690 V 50 to 60 Hz AC Undervoltage, default 320 V Hysteresis, Default: 5% ON, OFF delay: Def. 0.1 s 2 change-over contacts screw terminal