Lovato RFE453200 - Electronic Thermal Overload Relay for BF09 - BF38 Contactors - Three Pole - Manual or Automatic Reset - Adjustment Range 6.40-32A

The RFE... electronic thermal overload relays for BF series contactors are characterized by a wide current adjustment range and high reliability and accuracy of tripping. They are self powered by the main circuit current and therefore do not require separate auxiliary supply voltage. RFE electronic thermal overload relays are suitable for all types of motor starting thanks to the possibility to select several tripping classes. A single front push button is used to select the reset function, manual or automatic, and to activate or deactivate the STOP function.