A time switch also called a timer switch, or simply timer is a timer that operates an electric switch controlled by the timing mechanism. A countdown time switch switches power, usually off, after a preset time.
what is magnetic contactor
Magnetic contactor are used in the electric motors to balance the change in frequency of the motor or the state of the motor which can be termed as the switching of the motor from on and off state. magnetic contactor act as a safeguard to protect the power supply and the motor.
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