Motor Circuit Switch

The interlock contacts installed in the previous section s motor control circuit work fine but the motor will run only as long as each push button switch is held down.
Motor circuit switch. Help provide on off control of your motors with motor circuit breakers from grainger. A switch intended for use in an electric motor branch circuit. If we wanted to keep the motor running even after the operator takes his or her hand off the control switch es we could change the circuit in a couple of different ways. We could replace the push button switches with.
Most motors require more current and or voltage to operate. The contact in parallel with the run switch is often referred to as a seal in contact because it seals the momentary condition of the run switch closure after that switch is de actuated. The transistor in this example completes the motor s circuit to ground. Motor branch circuit and at the motor disconnecting means motor controller identification.
Rated in horsepower and capable of interrupting the maximum operating overload current of a motor of the same rating at the rated voltage. The follow up question of how we may make the motor stop running is a. Marked motor circuit pullout switch they may be used only in a motor circuit. This example uses a tip120 which can switch up to 60v at 5a.
Choose the motor switches that meet your specific requirements.