Siemens Industrial Controls 3RU2116-1DB0 Relay 320735-701 it is time for a

it is time for a replacement to prevent assembly damage

As a direct OEM replacement HVAC relay

this is a safety device intended to limit maximum temperature

or the control board throwing a "3 blinks" error code indicating the pressure switch is stuck open

Siemens Industrial Controls 3RU2116-1DB0 Relay 320735-701 it is time for aThe Siemens Sirius 3RU2116 1DB0 is a precision engineered thermal overload relay designed for demanding motor protection in industrial and HVACR environments. Built for S00 frame size contactors, this Class 10 trip device covers an adjustable current range of 2. 2 to 3. 2 Amps. It provides critical protection against overloads and phase failure by monitoring symmetrical loads through its bimetal strips. The unit features integrated 1 NO + 1 NC