Siemens GGD 2-Position Electronic Fire/Smoke Damper Actuator w/ Self Centering Shaft Adapter (115 Vac)

The OpenAir direct coupled, fast acting, two-position, spring return electronic actuators are available as 24 Vac, 115 Vac, and 230 Vac models. They are intended for use on UL listed smoke control dampers or combination fire/smoke rated dampers. This actuator is used for the control of dampers requiring up to 142 lb-in (16Nm) driving torque. It is intended for control of UL listed smoke control dampers or combination fire/smoke HVAC dampers. This actuator is designed to meet the 1999 revisions to the UL 555S and AMCA 500-D specifications. Minimum stall torque 350 lb-in. Features: High temperature rated drive system. Reversible fail-safe spring return. All metal housing. Teflon® insulated lead wires. Mechanical range adjustment. Multiple shaft couplings available; will accommodate up to 1.05-inch shafts. Fifteen second nominal open time; 15-second nominal spring return time.