Ultra-Zone™ Motorized Zone Damper, Series: ND Series, 24 VAC, 50/60 Hz, 8 x 22 in Damper, Terminal Block, Rectangular, Bottom Mount, Aluminum, Domestic.
The ND damper is constructed using heavy duty 0.8 in extruded aluminumGlass filled nylon bearings for quiet, maintenance free operationOverlapping parallel blade design insures low leakageDesigned to operate at static pressures up to 1.5 in w.cThe UL listed motor actuator is a 24 VAC 3 wire power-open/power-close typeSuperior to low torque spring type motorsIntegrated end stop adjustments allows for a percentage of relief air (leakage) to be set when the damper is powered to closed and/or you may set a max open position as wellBright green and red LED's indicate damper open and closed positionUse with BM and BMPlus control panel
The ND damper is constructed using heavy duty 0.8 in extruded aluminum
Glass filled nylon bearings for quiet, maintenance free operation
Designed to operate at static pressures up to 1.5 in w.c
The UL listed motor actuator is a 24 VAC 3 wire power-open/power-close type
Superior to low torque spring type motors
Integrated end stop adjustments allows for a percentage of relief air (leakage) to be set when the damper is powered to closed and/or you may set a max open position as well
Bright green and red LED's indicate damper open and closed position