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.