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 ...

Got a motor down? No matter how urgent the problem — and motor failure can cause some very urgent problems — always develop a plan of attack before you start repair work. Gather up any background ...

AutomationDirect's line of Stellar soft starters now includes the SR44 series of solid-state soft starters to control three-phase AC induction motors. The fully digital SR44 soft starters use ...

You turn the key on your Jeep and are greeted with a clicking sound, or maybe only silence. Whether you’re running late for work or headed out for weekend wheeling, that’s a situation that can ruin ...

You hop in your Dodge diesel and turn the key only to be greeted with a click-click sound, instead of the more familiar whirring of your starter motor. Something is wrong. You somehow knew that the ...

AutomationDirect introduces Stellar™ soft starters, the newest addition to their product offering, as a low-cost motor control alternative. The SR22 series soft starters, available in 5A to 40A sizes, ...

Note: This specialization requires purchase of a hardware kit in order to apply your knowledge and skill with real world tools. The hardware will be used to complete the lab exercises across the four ...

Stepper motors produce accurate, computer-controlled motion for applications such as robotic arms and paper-feed mechanisms for printers. They require current pulses delivered through a special ...