[Aeolun]

Since you can turn off the lights with a normal switch every night and morning, I’m inclined to say you can do the same with an entire circuit.

[chopin]

Circuit breakers are not designed for many cycles.

[jjk166]

For flipping a breaker they are rated for thousands of cycles.

It's only tripping the breaker that requires a replacement after a few cycles.

[Aeolun]

Well, I can’t speak to the school of course, but mine are.