Siemens Industrial Controls 3RV2901-1A Aux Switch 320720-756 High Torque Output: The 8-13#

High Torque Output: The 8-13# (psi) main spring provides superior return force for managing large dampers

For contractors managing environmental monitoring or thermal processing

as a dedicated 370V run capacitor is typically required for optimal torque and thermal protection

Check for loose terminal lugs or failing run capacitors

Siemens Industrial Controls 3RV2901-1A Aux Switch 320720-756 High Torque Output: The 8-13#The 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