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Switches: Markings, Types, and Safety Considerations

Posted on 7/15/19 7:57 AM

From being used on a vacuum cleaner to being used on a life-support machine, the purpose of a switch is to open and close a circuit. A switch is used when incoming power in an electrical product design needs to be controlled. Opening a circuit (turning a device OFF) is achieved by breaking the connection. This interrupts the current flow. Closing the circuit (turning a device ON) allows the current to flow again.

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Topics: electrical safety, product design, switches