FAQ

1. How does a push button switch work? Push button switch is a small switching ...

1. Why is a buzzer used in a circuit? A buzzer is an audio signal ...

1. What is a contactor? A contactor is an electrically-controlled switch used for switching an ...

1. What are CT and PT in transformer? CT means current transformers, which main are ...

1. What is an indicator lamp? A device, that monitors the working or position status ...

1. What is function of limit switch? A limit switch which regulates the electrical circuit ...

1. What is selector switch in electrical? A selector switch can control on or off ...

1. What is a relay? A relay is the device that opens or closes the ...

1. What is a Cam Switch? Cam switches are mainly used within the low voltage ...