Q:

What are some different safety shut-off switches?

A:

Quick Answer

Examples of safety shut-off switches include electrical motor kill switches, circuit breakers and switches, and flow sensor switches. A built-in electric motor kill switch shuts off power if the temperature reaches a certain level.

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Full Answer

An electrical circuit breaker or switch turns off electrical power if a circuit draws an excessive amount of current at an unsafe level. An example is a typical fuse. A flow sensor switch measures the fluid level flowing through a pipe, compares it to a preset standard, and shuts it off if the flow rate is too low to prevent overheating, or of it is too high to prevent the pipe from bursting. An example is a water or well pump safety switch that shuts off a water or well pump to protect it from damage if the water levels becomes too low or if water pressure reaches an unsafe level.

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