On 24/03/2021 17:17, Tim+ wrote:
This is the fuse box of a chap on Facebook who had a nasty experience after
getting an 7kW EV charger fitted.

I dont know enough to speculate on the cause but it there anything
glaringly wrong here.

https://www.amazon.co.uk/photos/shar...9HHYn227WF3V0A

Looks like consistently under-tightened screws, on the consumer unit and
the switch. Possibly on insulation as per JohnP's suggestion but good
practice is to minimise the amount of bare copper.

It's not obvious if he's used 4mm cable?