Installation
38
Install
ation
2
Inverter AC output wire connections
WARNING
y
Read all of the instructions, cautions, and warnings for the LG Electronics ESS Inverter, and
associated PV array documentation.
y
Installation and commissioning must be performed by a licensed electrician in accordance with
local, state, and National Electrical Code ANSI/NFPA 70 requirements.
y
Ensure no live voltages are present on PV input and AC output circuits, and verify that the DC
disconnect, AC disconnect, and dedicated AC branch circuit breaker are in the [OFF] position,
before inverter installation.
y
Verify that dedicated 2-pole 240 V AC or 208 V AC circuit breaker in the building electrical
service panel is turned off.
INFO
All terminals accept solid or stranded copper DC:14 – 8 AWG wire, AC: 14 – 6 AWG wire.
INFO
The AC output (neutral) is not bonded to ground in the inverter.
6” (15.24 cm)
0.7” (1.78 cm)
< Conduit installation and AC wiring routing >
Conduit fittings need to be watertight with either NEMA4, 4X, 6, or 6X rated, and insulated type
preferred.
Once conduit and fittings are installed, route wiring through conduit and fitting, allowing a 6”
(15.24 cm) strain relief loop within the wiring box compartment.
Summary of Contents for A005KEEN261
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