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IQ System Controller 2 Quick Install Guide
The IQ System Controller 2 connects the home to grid power,
the IQ Battery storage system, and solar PV. It provides microgrid
interconnection device (MID) functionality by automatically
detecting and seamlessly transitioning the home energy system
from grid power to backup power in the event of a grid failure.
It consolidates all interconnection equipment into a single enclosure
and streamlines grid-independent capabilities of PV and storage
installations by providing a consistent, pre-wired solution for
residential microgrid applications. It integrates a microgrid
interconnect device (MID), a neutral-forming autotransformer (NFT)
and supports lugs to connect solar PV, batteries, and third-party
generators.
The IQ System Controller 2 supports IQ8, IQ7, or M Series
Microinverters.
To install the IQ System Controller 2, read and follow all
warnings and instructions in this guide and documents at
https://support.enphase.com.
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 qualied
electricians shall install, troubleshoot, or replace the IQ System
Controller 2.
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