BR><BR>Assuming you're working with standard 120/208 3-phase, then the breaker panel is ... the breaker should also be sized according to the wire size in its circuit. If you can't match them ...

Microinverter manufacturer Enphase has officially launched a new 208 V three-phase offering ... comes with the four-wire QD Cable, which integrates phase balancing, V/F ride-through, and loss ...