3 Wire Well Pump Vs 2 Wire

3 wire motors have a black red yellow and a green wire.

3 wire well pump vs 2 wire. The two wire pump does not use a control box. The main difference between 2 wire and 3 wire well pumps is characterized by where the starting components for the motor are located. Technically speaking your pump capacitor needs electricity to start. In this video chris explains the difference between the two most common submersible well pump motors.

Everything is built inside the motor of the pump. In a 3 wire pump the relay and start capacitor is not in the pump but usually in your basement inside a control box. Most 4 submersible well pump motors used in residential applications are available in 2 wire or 3 wire configurations. 2 wire motors have two black and a green wire.

Three wire well pumps house the starting components starting capacitors running capacitors relays and thermal overloads in a control box or panel. 2 wire vs 3 wire well pumps. The pump of course is still in the well. In this video i go over the differences of a 2 wire and a 3 wire submersible well pump this is associated with the starting components for the pump and whet.

In a 2 wire pump the relay and start capacitor is located in the pump itself and the pump is in the well. Subscribe ring the bell. The ground wire is not counted in the terminology. Control boxes are usually mounted on a wall above ground.

The control box is located inside your house or pump house.