Risk of equipment damage. Observe bend radius requirements
when routing wires.
Section C - Wiring
Wire the output connections
Install a breaker on the main load center (for grid-tied systems) or
on the IQSystemController 3/3G (for grid-forming systems) for
connecting the IQCombiner5/5C.
NOTE: Torque all connections as indicated in the table above.
Grid-forming systems
Grid-tied systems
For grid-forming systems,
connect the L1, L2 output
from the mains lugs on the
IQCombiner to the PV lugs on the
IQSystemController3/3G.
Main load
center
For grid-tied systems, connect the
L1, L2 output from the mains lugs
on the IQCombiner to the installed
breaker on the main load center.
IQ Combiner 5/5C Quick Install Guide25