Belt Driven Attic Fan Motor

Belt drive whole house fan 30bwhfs.

Belt driven attic fan motor.

In a belt driven configuration the motor exists independently of the fan blades and at least one belt sometimes more connects the motor to the fan s moving parts. In case of a belt drive fan the motor is independent of the blades of the fan. Moreover at least one of the belts or sometimes more would connect the motor of this industrial fan to the moving parts of the fan. D f n f d m n m 1 where.

The motor30bd is the replacement motor for the master flow 30 in. 1 3 hp 1725 rpm 115v whole house fan motor dayton 3k384. The whole house belt drive pulley allows quieter operation and includes a 2 speed wall switch. It is ul listed with thermal overload protection.

1 3 hp 1725 rpm 2 speed 115v whole house fan motor dayton 3k386. This motor includes the capacitor and is ready for installation. Belt driven fans offer greater flexibility in terms of rpm speed. Now let us look at some of the benefits of going with this kind of a fan.

D f pulley diameter fan inch mm n f speed of fan rpm rounds per minute d m pulley diameter motor inch mm. The attic exhaust vents and intake vents become exhaust outlets for the air the fan dumps into the attic while the unit is running. It is suitable for a home with a 2 000 3 000 square foot attic. Oemtools 24876 41 99 inch black high velocity belt driven barrel fan 13 300 cfm total airflow control cool your workspace warehouse factory floor and more 3 4 out of 5 stars 11 423 21 423.

Generally such fans are cheaper than direct drive fans of comparable size. The speed of a fan wheel versus the speed of the motor with a belt drive can be calculated as. Minimal tools needed for replacement. Open up the windows inside the house turn on the fan and it pulls in cooler outdoor air to replace the warm indoor air dumping it into the attic.

Belt drive attic fan motors. The cx24bdm 2spd 24 inch cool attic belt drive whole house fan offers an energy efficient way to trim cooling costs while keeping your entire home more comfortable and is belt driven for quieter operation. For use on master flow model 30bwhfs.