Siemens Industrial Controls 3RV2011-1HA10 Starter R-134A it ensures the inducer motor

it ensures the inducer motor is generating sufficient static pressure to vent flue gases safely before allowing the ignition sequence to proceed

This is an OEM Bard replacement motor

staying in defrost too long

How do I know if my blower gasket is failing

How do I change the purge timing on this module

Siemens Industrial Controls 3RV2011-1HA10 Starter R-134A it ensures the inducer motorThe Siemens 3RV2011 1HA10 is a high performance SIRIUS motor starter protector designed for precise motor protection in industrial HVACR and control applications. Engineered for Size S00 mounting, this thermal magnetic circuit breaker features an adjustable current response range of 5. 5 to 8 Amps, making it ideal for protecting IE3 and IE4 efficiency class motors against overloads and short circuits. It delivers a CLASS 10 trip characteristic,