Isolating problems in the control circuitIn Part 1 of this two-part series, we presented a 3-phase, 480VAC motor circuit with its associated controls (Figure). We stepped through a logical, systematic ...

Schneider Electric's Enclosed Altistart™ 22 soft start/soft stop motor controller includes an integrated circuit breaker disconnect and soft starter in a stand-alone enclosure and helps to reduce ...

Coil hold-in devices were created specifically to solve the voltage sag problem with control relays and contactor/motor starters. There are two designs of low-cost coil hold-in devices available. Both ...

The Contactron solid-state reversing contactor from Phoenix Contact combines four functions in a module that’s just 22.5 mm wide (see the figure).