Make sure that each circuit is protected with the right fuse or circuit breaker.
A circuit breaker serves the same purpose, and the right size is installed when the wiring is done.
I made a sketch for you but did not show the spring that holds the circuit breaker in contact with the spark point.
They might install a fuse, or circuit breaker in our line to protect their plant against a greater load from us.
A circuit breaker is more reliable than a safety fuse, because it acts quicker.
A circuit breaker popped, and red lights blazed all over the instrument panel.
If such a circuit breaker is not included, it is necessary to throw the switch by hand when charging is begun or ended.