Siemens Building Technology GCA226.1U Actuator R-22 This specific model is designed

This specific model is designed as a safety cut-out

Operating at a fixed 900 RPM

" this board provides the necessary diagnostic logic to restore system integrity

Is the HH12ZA211 a manual or auto-reset switch

Optimized Flow Design: Features an open configuration to minimize pressure drop across the 7/8" suction service valve

Siemens Building Technology GCA226.1U Actuator R-22 This specific model is designedThe Siemens GCA226. 1U is a heavy duty OpenAir electronic damper actuator engineered for precise two position control in commercial HVAC systems. Operating on a 120V AC power supply, this spring return actuator delivers a robust 160 lb in torque (18 Nm), making it the professional choice for managing large dampers in air handling units, mixed air sections, and exhaust systems. The integrated dual auxiliary switches provide critical end stop feedback