I had a very difficult time finding installation examples for the Bosch EL-51253 Power Max, so I want to add this image to the collection for future references:
My house was pre-wired with 8 gauge wire to a 40amp breaker. The wires comes out at an electric box, so to run the flexible conduit into the charger, they had to put in a plate with some fancy connectors. This is what it looks like