Three-wire motor control circuits are called three-wire, because there are three _______________ circuit wires between the motor starter and the control device(s).

Three-Wire

Refers to an electrical circuit or cable that consists of three conductors, which can be used in various applications including power supply and control circuits.

Motor Starter

A device or system that controls the use of electrical power to equipment, especially motors, preventing damage by controlling the electrical power for starting the motor.