Step 8: Complete the installation of the junction box
A. Connect the IQ Cable to the junction box.
B. Use the ground lug on the IQ Aggregator for module, rack, and balance of system
grounding, if needed.
C. Refer to the
table.
Step 9: Connect the PV modules
WARNING: Electrical shock hazard. The DC conductors of this photovoltaic system are
ungrounded and may be energized.
A. If required, attach the Enphase DC bulkhead adaptors to the microinverters. Ensure they
are fully seated. Do not reverse the adaptor connections.
B. Connect the DC leads of each PV module to the DC input connectors of the
corresponding microinverter or adapter.
C. Check the LED on the connector side of the microinverter. The LED flashes six times when
the DC power is applied.
D. Mount the PV modules above the microinverters.
22
IQ7/IQ7+/IQ7X/IQ7A Microinverters Installation and Operation Manual
wiring diagrams
for more information. Wire colors are listed in the following
Wire colors
L1 – Black
L2 – Red
© 2023 Enphase Energy Inc. All rights reserved.
September 2023
IOM-00028-1.0