Exhaust Fan With Motorized Damper

54md and 60md models are 240v only.

Exhaust fan with motorized damper. 120 240v 0 19 0 11a 60 hz. Protect your fan building against the weather with louvered exhaust dampers motorized louvers and vents rain weather hoods. There are 2 main types of dampers and they adjust fan capacity with different system effects. They are commonly modulated with electric or pneumatic actuators.

Motorized dampers from grainger feature stainless steel jamb seals to help keep out light air and moisture. A common problem when combining a building automation system with a 3 phase fan that must open a damper before operating is the damper end switch interlock for the motor starter hand position. 99 get it as soon as thu oct 1. 2 pack 4 backdraft damper duct backflow preventer inline fan vent vent deflector professional back draft damper inline spring loaded exhaust pipe check fan valve with 2pcs clamps 18 99 18.

2 from the inside out back spin condition it may cause the fan to run in the wrong direction the motor starter to trip out or overload or result in mechanical drive failure due to. Maximum airflow is 3500 fpm. It features 14 fan blades with overall unit dimensions of 13 x 18 x 18. Rough in opening is 17 25 x 17 25.

Read more read less. This maxxair 14 industrial exhaust fan is a powerful fan that can be used in garages barns greenhouses and a variety of other locations. Center pivoting louvers can provide a full 90 opening and include welded corner construction and factory installed motors. Visit cfm select to utilize continental fan s state of the art fan selection and quotation platform.

This is easy to do when the fan starter is in the auto position the control system can power the damper actuator and a damper end switch will close the auto control circuit. They help keep heat or cool in the building and birds and insects out. The fan motor speeds remain constant. Choose from mill finish extruded aluminum frames and g 90 galvanized steel dampers.

Inlet vane damper viv installed on the inlet of the fan and swirls the air in the same direction as the fan rotation. Backdraft dampers ventilation shutters and louvers are either manually or mechanically opened and closed. N 1 fan fan 1 fan 2 isolation dampers lab exhaust bypass air damper bypass air figure 1.