The NEC defines a controller in a few different ways. In Art. 100, a controller is described as “a device or group of devices that serves to govern, in some predetermined manner, the electric power ...

Motor Starter is a device which is connected in series with the motor to decrease its starting current and then increase it as motor starts rotating gradually. It is an electrically operated switch ...

ACHR News Content on Motor Starters, Magnetic Find manufacturers of Motor Starters, Magnetic in the HVACR industry of HVAC and refrigeration products.

Single-phase and 3-phase AC squirrel cage induction motors need some type of control circuit to initiate a start or stop function. The two types of ladder control circuits commonly used are the 2-wire ...