Siemens GGD121.1U

The Siemens GGD121.1U is a fire and smoke actuator designed for reliable control in safety-critical ventilation systems. It operates using a 24 VAC power supply with a frequency of 50/60 Hz, delivering a running power of 150 VA and a holding power of just 10 VA. This actuator features an on/off control signal and provides a torque of 142 lb-in, making it well-suited for controlling dampers. With a drive time of 15 seconds and an equally quick spring return time, it ensures fast and effective response when needed. While this model has been succeeded by the GVD121.1U, the GGD121.1U remains a trusted option. This product is available through BSP Automation, offering dependable solutions for your automation requirements.