[ketrab]

Originally Posted by jad03060

By code, on certain types of devices, you can only utilize 80% of the circuit capacity. So, as was said, if you have a device capable of drawing 40A, that's 80% of a 50A circuit. You must have both the wiring and the protection (fuse or circuit breaker) appropriate for the circuit.

A 32A circuit therefore requires a 40A circuit.

As a circuit is providing power, things heat up. Heating up, even the supply wiring, also increases the resistance, which creates more heat...you need a buffer when the device will be on a long time.

Thank you!