What diagnostic advantage does a physically blown fuse provide over a resettable circuit breaker during troubleshooting?

Answer

It provides a permanent record of the precise overcurrent event

The visible, melted link in a fuse offers a permanent record of the exact overcurrent event that caused the fault, whereas a reset breaker only indicates that an interruption occurred.

What diagnostic advantage does a physically blown fuse provide over a resettable circuit breaker during troubleshooting?
inventionSafetyfuse