The drum switch is a manual switch that lets one manually reverse the direction in which a motor is turning. Both diagrams are for the high voltage setting on a dual voltage motor.
Drum Switch Wiring Diagram
Drum switch wiring diagram. So for 220v on a 110220v motor in the first diagram the main line feeds. The switch did not fix my low speed only problem on 42 maxair pro barrel fan from homedepo. If you are wiring a switch or motor to an exiting switch or motor and using the 2017 wiring guide you will have to rewire the existing equipment to match the 2017 wiring guide in order for the new items to work. Single phase and three phase reversing drum switch single phase reversing drum switches 115vac or 230vac model number wire size screw terminal maintained spring return min max tlghtenlng torque cw0177859s35 cw0177860s35 18 awg 12 awg 11 in lb cw0257859s35 cw0257860s35 16 awg 10 awg 175 in lb. 2019 09 08 rated 5 out of 5 by robert b from great service great product i currently own three 24 inch barrel fans. The switch contacts are open and closed manually by moving the drum switch from the off position to the forward or reverse position.
It shows the components of the circuit as simplified shapes and the skill and signal contacts surrounded by the devices. Both the motor and the switch need to be rewired to match the 2017 bh usa. Browse our products in 2601 reversing drum switches for type a and b reversing drum switches designed for motor rated up to 7½ hp. Figure 1 shows a picture of the drum switch and figure 2 shows a diagram of the drum switch contacts. You should start by figuring out which kind of drum switch youve got. Drum switch wiring diagram wiring diagram is a simplified up to standard pictorial representation of an electrical circuit.
The behavior of the drum switch is shown in the little 3x2 array diagrams top of the first diagram bottom of the second.