Siemens Building Technology GCA226.1U Actuator R-22 If a fault is detected

If a fault is detected

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

Universal Compatibility: The interchangeable hub system fits various bore sizes (1/4" to 3/4")

The DPST (Double Pole Single Throw) configuration and normally open circuit provide reliable switching

Is the HH12ZA211 a manual or auto-reset switch

Siemens Building Technology GCA226.1U Actuator R-22 If a fault is detectedThe 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