IQ 7 / IQ 7+ / IQ 7X / IQ 7A with EN4 Bulkhead Installation and Operation
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Step 8: Complete Installation of the Enphase Q Aggregator or Junction Box
A. Connect the Enphase Q Cable into the Enphase Q Aggregator or junction box.
B. Use the ground lug on the Q Aggregator for module, rack, and balance of system grounding,
if needed.
C. Refer to the wiring diagrams on page 43 for more information. Wire colors are listed in the
following table.
Wire Colors
L1
– Black
L2
– Red
Step 9: Connect the PV Modules
WARNING
: Electrical shock hazard. The DC conductors of this photovoltaic system are
ungrounded
and may be energized.
WARNING
: If adapters are used, ensure that they are installed in the correct orientation.
A. If required, attach the Enphase DC bulkhead adapters to the microinverters. Make sure they
are fully seated.
Do not reverse the adapter connections. Ensure that the PV4-S
connector from the adapter is connected to the EN4 bulkhead.
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
DC power is applied.
D. Mount the PV modules above the microinverters.
Status LED
DC Connector
Adapters if
required
IQ 7 Series Micro with
EN4 Bulkhead
PV4-S
Connector
