enphase IQ System Controller 3 INT

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IQ System Controller 3 INT Quick Install Guide
Section B - Wiring
NOTE: Do not change the IQ Gateway breaker position from
slot number 19 (indicated in dead front).
PV neutral
PV L1, L2, and L3
PV
PV lugs
PV breaker*
IQ Gateway breaker (pre-installed and pre-wired)
* Pre-installed four-pole breaker to be used for PV wiring.
Three-phase home
Field wiring three-phase PV
CONNECTIONS
WIRE SIZES
(Sq.mm)
TORQUE
(N m)
STRIP LENGTH
(mm)
IQ System Controller 3 INT lugs
2.5 - 35
6 12
Neutral and ground bar large
holes
2.5 - 35
5 10
Neutral and ground bar small
holes
2.5 - 16
2.2 10
PV neutral lug (pre-wired to neutral pole on 4-pole breaker)
WARNING! PV neutral must be connected to breaker.
L1
Legends
L2
Neutral
L3