enphase IQ System Controller 3M Quick Install Manual page 14

Section B
Mounting the breakers
Internal view of IQ System Controller 3M
The following figure shows the IQ System Controller 3M after the
dead front is removed. It comes with an inbuilt neutral forming
transformer, microgrid interconnection device, and a panel board to
mount plug-in type breakers.
Hold-down kit
Load center for
DER breakers
AUX and System
Shutdown terminals
Terminals for
DER cables
14
Main lugs
Neutral terminals
Ground terminals
IQ System Controller 3M quick install guide