`1 2 B. Install the circuit breaker 3 OFF Main Service Panel 1 5 OFF 2 Main breaker switch applicable for BI-E only OFF 3 17 in*lbs 23 in*lbs 6 A. Power off the system and open the Backup Interface Inverter Circuit Breaker Installation for connecting an additional inverter to the Backup Interface (BI-N and BI-E models) ELECTRICAL SHOCK HAZARD C. Mount the dead front D. Connect an additional…