Siemens Industrial Controls 3RT2046-1AC20 Contactor 322057-301 fuel conversions must be performed

fuel conversions must be performed by a qualified HVAC contractor to ensure proper gas pressure adjustment and leak testing

The remote sense pin provides a dedicated return path for the flame rectification signal

39-inch offset are manufactured to tight tolerances for exact motor positioning

refer to the 20-250 series equivalents

which can restrict flow and trigger a "Service" light on the humidifier control board

Siemens Industrial Controls 3RT2046-1AC20 Contactor 322057-301 fuel conversions must be performedThe Siemens 3RT2046 1AC20 is a heavy duty 3 pole power contactor designed for high demand industrial motor control applications. Engineered for AC 3 switching, this S3 frame size unit handles motor loads up to 45 kW at 400V, making it a reliable choice for large scale HVACR equipment and heavy machinery. It operates on a 24V AC 50 60Hz coil voltage, providing consistent actuation in control circuits. The integrated 1 NO + 1 NC auxiliary contacts allow