Siemens Industrial Controls 3RT2037-1AC20 Circuit breaker Els PW 29614 high-performance solution designed for demanding

high-performance solution designed for demanding hydronic zoning applications in commercial HVAC systems

For technicians troubleshooting HVAC circuit board replacement

it is critical to use a wet rag or heat-block paste to protect the internal diaphragm and needle assembly from heat damage

while the mechanical position indicator provides immediate visual feedback for the contractor

the blower will run continuously but the burner will not fire

Siemens Industrial Controls 3RT2037-1AC20 Circuit breaker Els PW 29614 high-performance solution designed for demandingThe Siemens 3RT2037 1AC20 is a heavy duty SIRIUS Size S2 magnetic contactor engineered for demanding motor control and resistive load switching in HVACR and industrial automation systems. This 3 pole powerhouse delivers a continuous 65A current rating (AC 3 at 400V) and is capable of handling up to 30 kW (50 HP at 460V) for inductive motor loads. Designed for extreme durability, this 3RT2037 power contactor features a 24VAC 50 60Hz coil and integrated