This 240-277V single-phase motor features a three-speed design

Dual-Groove Variable Pitch: Allows for precision speed adjustments and air balancing in dual-belt drive systems

ensuring full code compliance

it should show a closed circuit

making it compatible with most HVAC controllers and legacy Siemens systems

Siemens Building Technology GDE131.1U Actuator 319852-301 This 240-277V single-phase motor featuresThe Siemens GDE131. 1U OpenAir damper actuator is a robust, non spring return (NSR) solution designed for high performance control in building automation systems. Delivering 44 lb in (5 Nm) torque, this rotary actuator is specifically engineered for floating control (3 position) applications, making it a staple for managing airflow in small to medium sized dampers and VAV boxes. Working on a 24 VAC supply, it maintains a low power consumption of just