This information is needed to determine available Electrical Load ensuring the charger does not overload your electrical system.
Again, Your Service Load and Electrical panel Load were never calculated to add an EV charging system that can require up to 50-60 % of your available Power.
So please include any other 240 V Electrical Devices in your home (Electric Oven, Electric Stove Top, Hot Tub, Electric Sauna, Welding Plug, Air Conditioners, Swimming Pool Pumps, Space Heaters, or other devices.