What's a reasonable budget to have someone come in and tear out walls and bring all of this up to modern standards?
That is: I would say you're looking at a cost of at least k - 0k for the scope of work you are contemplating.
Additionally, non-professional electrical work can lead to tragedy.
Therefore, this and other electrical work should only be performed by a professional electrician.
It’s important to know that in some cities it is illegal for anyone other than a licensed electrician to perform electrical work, and many home insurance policies do not cover damage as a result of non-licensed electrical work.
It’s crucial that the wiring in your home is up-to-date and complies with Australian Standards to prevent the possibility of electrical hazards, fires or shock.
It’s especially important to have the wiring looked at in older-style homes that may have had DIY electrical work done over the years, as it’s likely that this wiring is outdated, incorrectly installed and potentially dangerous.
Many people believe their circuit breaker or electrical panel is faulty because they experience a tripped breaker. A breaker’s purpose is to protect the electrical circuits from damage caused by an overload or short circuit.
When these occur, the circuit discontinues electrical flow, but the circuit breaker can be reset, either manually or automatically.