Undersized Powerwall 3 Systems
If a customer acknowledges that they are willing to install a large load on the backup circuit that violates Tesla’s guidance on what can be included on the backup circuit, design can proceed as long as the customer provides acknowledgment that they accept an undersized system.
Note
Undersized systems cannot be designed
if the electrical regulator does not
allow oversized loads on the A Powerwall 3 site can
have a maximum of three Tesla Remote Energy
Meters: one
connected via RS-485 and up to two connected via Wi-Fi..