As a fold-back element configuration

The unit includes a dedicated mounting bracket

75-inch outside diameter sheave and a 1-inch fixed bore sheave

By replacing the FTI-75 gasket during scheduled inspections

maintaining stable performance under varying thermal loads

Siemens Building Technology GQD131.1P Actuator 323080-701 As a fold-back element configurationThe Siemens GQD131. 1P Actuator is a compact, spring return electronic damper actuator engineered for precise floating control in commercial HVAC systems. Delivering a focused 20 lb in torque, this 24V AC DC unit is purpose built for reliable performance in constant or variable air volume (VAV) installations, specifically for return air, exhaust, and residential zone dampers. With a fast 30 second run time and a 15 second spring return fail safe, it