Step 1: Install A Junction Box; Step 2: Position The Enphase Q Cable - enphase IQ 7 Installation And Operation Manual

Step 1: Install a Junction Box

A. Verify that AC voltage at the site is within range.
Single-Phase Service
L1 to N
B. Install a junction box at a suitable location on the racking.
C. Provide an AC connection from the junction box back to the electricity network using equipment
and practices as required by local jurisdictions.

Step 2: Position the Enphase Q Cable

A. Plan each cable segment to allow drop connectors on the Enphase Q Cable to align with each
AC Module. Allow extra length for slack, cable turns, and any obstructions.
B. Mark the approximate centers of each PV module on the PV racking.
C. Lay out the cabling loosely on the roof for the AC branch circuit. Make sure the cable is
positioned in a way that allows you to connect it to the microinverter.
D. Cut each segment of cable to meet your planned needs.
WARNING: Do not install the modules in a way that creates continuous tension on the Q
Cable.
E. Connect the Enphase
Q Cable into the AC
junction box. The Q
Cable uses the
following wiring color
code: Black = L1, Red
= L2. Refer to the
wiring diagrams on
page 40 for more
information.
14
Three-Phase Service
207 to 253 VAC L1 to L2 to L3
L1, L2, L3 to N
© 2021 Enphase Energy Inc. All rights reserved.
IQ Microinverter for ACM Applications
360 to 440 VAC
207 to 253 VAC (most models)
219 to 264 (IQ 7A models)
January 06, 2021