Siemens Industrial Controls 3RT2026 1AK60 Contactor 323080 701 You should verify your compressor's You should verify your compressor's BOM (Bill of Materials) number or check the cross reference guide to ensure this starting relay matches the required pick up and drop out voltage specs this proportional damper actuator is designed to interface seamlessly with Daikin McQuay air handling units and terminal equipment Integrated Auxiliaries: Factory installed 1NO 1NC contacts eliminate the need for additional add on blocks in basic interlocking circuits you should verify the specific voltage tolerance if operating on a 110V 50Hz grid to prevent coil chatter or overheating