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Engineered for precision performance
The thermostat itself is rated for 24VAC only
this 100171987 valve assembly features a built-in pressure regulator and is referenced to the combustion chamber for optimal air-gas mixture
tighten the lockring against the body to prevent drift caused by vibration
this replacement kit will resolve those specific mechanical failures
Siemens Industrial Controls 3RV2901-1A Aux Switch 319852-301 Engineered for precision performanceThe Siemens 3RV2901 1A is a lateral auxiliary switch engineered for high reliability signaling within the SIRIUS modular system. Built specifically for Siemens 3RV2 motor starter protectors, this block features a 1 NO + 1 NC (Normally Open Normally Closed) contact configuration, enabling simultaneous status feedback and control circuit interlocking. Designed for industrial efficiency, the unit utilizes screw terminals for secure conductor termination
