The Siemens 3RR2243-1FA30 is a Monitoring relay, can be mounted to Contactor 3RT2.2-phase Supply 24 V AC/DC 1 change-over contact Monitoring for Current overshoot and undershoot Phase failure.
Cable break with or without fault buffer ON delay 0-99 s Noise pulse suppression 0-30 s It has protection class rating of IP20
