Siemens Industrial Controls 3RT2037-1AC20 Circuit breaker Els PW 29614 it is critical to use

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

the blower will run continuously but the burner will not fire

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

it cuts the circuit if pressure drops below 100 PSI (cut-out) and allows it to restart once it reaches 130 PSI (cut-in)

Siemens Industrial Controls 3RT2037-1AC20 Circuit breaker Els PW 29614 it is critical to useThe 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