A A thermal cutoff is an electrical safety device that interrupts electric current when heated to a specific temperature. These devices may be for one-time use or may be reset manually or automatically.
Q How does a thermal switch work?
A A thermal switch is an electromechanical device which opens and closes contacts to control the flow of electrical current in response to temperature change. ... It cuts off the current to critical machinery when a temperature limit is exceeded preventing potential burn out or failure.
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