Siemens Building Technology 331-3012 321894-709 208/240V supplemental heating solution delivers

208/240V supplemental heating solution delivers 51

this part is the heartbeat of your system’s ignition sequence

While designed specifically for Trane equipment specifications

How many wires are included in this assembly

technicians can eliminate excessive vibration and noise issues often associated with generic "will-fit" alternatives

Siemens Building Technology 331-3012 321894-709 208/240V supplemental heating solution deliversThe Siemens 331 3012 is a heavy duty #6 pneumatic damper actuator designed for high torque applications in commercial HVAC systems. This spring return actuator features a 4 inch stroke and a nominal 3 8 psi spring range, making it an ideal choice for the gradual or positive control of large dampers, centrifugal refrigeration inlet vanes, and fire smoke dampers. Built with a rugged, metal fabricated housing and a 17. 9 sq. in. effective diaphragm area,