Components of an Electric Motor

Front

What is the function of the shaft in an electric motor?

Back

A round metal tube that holds the rotor.

Front

What is the rotor in an electric motor?

Back

The rotating part of the motor with a north and south magnetic pole.

Front

What is the purpose of the shroud in an electric motor?

Back

The casing over the motor that allows air to flow into the motor.

Front

What does the lubrication system do in an electric motor?

Back

Keeps the bearings oiled and carries away heat from bearing surfaces.

Front

What is the frame's role in an electric motor?

Back

Holds the internal components of a motor and motor mounts.

Front

What is the function of bearings in an electric motor?

Back

Supports the shaft, reduces friction between the motor’s rotating and stationary parts.

Front

What is the purpose of the fan in an electric motor?

Back

Used to cool the motor by pulling air into the motor through the shroud.

Front

What is an AC power source in the context of an electric motor?

Back

A device that supplies current to the stator.

Front

What is the stator in an electric motor?

Back

The stationary part of the motor where the alternating current flows in and a large magnetic field is created (flux).