Motor and bearing current measurement system including the same

A bearing current measurement system comprising:

• a motor;
• and
• a data collection system electrically connected to the motor,
• wherein the motor includes:
• a housing;
• a shaft disposed in the housing, wherein the shaft includes a channel;
• a rotor coupled to the shaft and configured to rotate;
• a stator surrounding the rotor, wherein the stator is supported by the housing;
• a bearing supporting the shaft;
• and
• a bearing current measurement apparatus at least partially disposed in the channel, and
• the bearing current measurement apparatus includes an antenna disposed in the channel and passing through a center of the bearing.