Dual Speed Fan Motor

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Dual speed fan motor. Fasco 208 230 volt 1 5 1 10 hp multi speed fan coil motor for ac heating units. You could use the above multi speed motor to replace single speed 1 3 hp 1 4 hp or 1 6 hp motors with the same number of poles. By connecting the proper wires to the high and low speed terminals on the motor and switch you can control how fast or slow it turns once powered up. Designed for use in applications in which multiple speeds are required.

Please help how to go about this. If you are working on two speed motor wiring you will need an ac power supply the two speed motor and a double pole double throw switch. A dahlander motor also known as a pole changing motor dual or two speed motor is a type of multispeed induction motor in which the speed of the motor is varied by altering the number of poles. One contactor burnt for high speed and a replced contactor does not engange originally the coils re fed with a nutural and the one i replaced is only working with a phase.

This is achieved by altering the wiring connections inside the motor the motor may have fixed or variable torque depending on the stator winding it is named after its inventor robert dahlander 1870. To achieve the correct results simply select the correct tap and carefully insulate the two unused taps.