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A comment on Why does the USA use 110V and UK use 230-240V?. Parent comment

Re:Why does the USA use 110V and UK use 230-240V? by bombcar on Tuesday August 29, 2023 @09:30PM (#37316544)
That’s usually because the lights draw such little power that a short at line amperage could turn them very hot without tripping a breaker.

The fuse prevents that.

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