You will be charging at 10 amps, the UMC limits to this on a 3-pin 13A plug.
On the Long Range Model 3, a charge at 16 amps from 10% to 90% would take around 17 hours at 3.7kW - with your current setup it would be around 26 hours at 2.3kW
For the SR+ it obviously makes a bigger difference in...