Siemens Building Technology 194-3043 Retrostat 340155-7024 this centrifugal blower wheel features

this centrifugal blower wheel features a 1/2-inch bore designed to secure onto the motor shaft for precise torque transfer

controlling dampers

Technicians should verify static pressure and manifold settings after installation to ensure the variable speed motor operates within the manufacturer's specified RPM range

it provides superior protection against dust and moisture while ensuring stable mounting in any configuration

regulating fan speed control

Siemens Building Technology 194-3043 Retrostat 340155-7024 this centrifugal blower wheel featuresThe Siemens 194 3043 Retrostat is a specialized pneumatic damper actuator engineered for precise day night changeover in commercial HVAC systems. This Johnson Controls retrofit actuator allows for seamless integration into existing pneumatic infrastructures, specifically designed to replace aging or failing units in air handling units (AHUs) and terminal zones. Operating on standard pneumatic control signals, the 194 3043 facilitates dual setpoint