Monitoring relay
can be mounted to Contactor 3RT2
Size S2 standard, digitally adjustable Apparant/active current monitoring 8...80 A, 20...400 Hz
3-phase Supply 24 V AC/DC 1 change-over contact
1 semiconductor output for alarm and warning Monitoring for Current overshoot and undershoot Phase failure
Cable break Phase sequence Residual current Blocking current Warning and alarm thresholds with or without fault buffer ON delay 0-99 s Noise pulse suppression 0-30 s Pause after fault 0-300 min Screw connection system