If a motor is to be driven in two directions, then it will require a Forward / Reverse motor starter, … See more

Forward / reverse starters must never close their power contacts simultaneously. The best way to provide this is through electrical interlocks, which prevent the one coil from being ener… See more

Electrical interlocking is accomplished by installing the normally closed contact of one direction’s coil in series with the opposite direction’s coil, and vice versa. This ensures th… See more

When designing the control schematic for forward / reverse circuits, we start with the standard , add a second normally open pushbutton, and add a holding contact branch for t… See more

Pushbutton interlocking requires the use of four-contact momentary push buttons with each pushbutton having a set of normally open and normally closed contacts. To achieve pu… See more