enphase IQ System Controller 3 Quick Install Manual page 2

The third generation of the IQ System Controller features the
following variants: the IQ System Controller 3 (SC200D111C240US01)
and the IQ System Controller 3G (SC200G111C240US01).
IQ System Controller 3 and IQ System Controller 3G are not
interchangeable in the field.
The IQ System Controller 3G supports one PV and one IQ Battery 5P
port. A third distributed energy resource (DER) port is dedicated to
generator integration which is interlocked via hardware with the MID.
IQ System Controller 3 supports additional IQ Battery 5P on the third
DER port.
To install the IQ System Controller and wall-mount bracket, read and
follow all warnings and instructions in this guide and documents at
enphase.com/support.
To access the latest technical brief and user guides for generator
integration, see the Generator Support page at https:/ /enphase.
com/installers/storage/generator.
Safety warnings are listed at the end of this guide. These instructions
are not meant to be a complete explanation of how to design and
install an energy storage system. All installations must comply with
national and local electrical codes and standards. Only qualified
electricians shall install, troubleshoot, or replace the IQ System
Controller 3/3G.
2 IQ System Controller 3/3G Quick Install Guide