Xantrex Freedom EX 4000, Руководство по установке

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Basic Installation Procedures
28 Freedom EX 4000 Installation Guide
Neutral Wiring for Series Stacked Inverters
In a stacked pair configuration, connect the two AC input neutrals together at the main distribution panel and the two AC output
neutrals at an isolated neutral location in the inverter AC distribution panel.
NOTICE
GENERAL PRECAUTIONS
n
Contact Xantrex prior to stacking two Freedom EX 4000 units together. Stacking configuration via USB is a required step to
enable stacking.
n
Install stacked Freedom EX 4000s in close proximity to each other.
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Connect an RJ45 CAT5e/6 network cable to each inverter’s Sync port as well as the RV-C ports.
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Do not connect any wires to the AC IN L2 | AC OUT L2 terminals on both units at all when stacking.
n
Each inverter must be enabled and turned on individually before AC power becomes available.
Failure to follow these instructions can result in equipment damage and may void the warranty.
Figure 14 Neutral and Ground Wiring for Stacking
N L1 L2 G N L1 L2 G
AC IN AC OUT
N L1 L2 G N L1 L2 G
AC IN AC OUT
B
E
BUS
COMMON
BUS
COMMON
20A
20A
20A
20A
SHORE
INVERTER LOAD
SHORE PANEL
NEUTRAL BUS
INVERTER
PANEL
NEUTRAL
BUS
A
C
D
G
F
c
For illustration purposes only. Not all electrical connections are shown.
The □ icon is a circuit-breakered main line connection to the line bus.
A RV AC Disctribution panels with AC
breakers for shore and inverter load
(downstream) power E Second Freedom EX 4000
B First Freedom EX 4000 F AC output cable with individual
wires L1|N|G
C AC output cable with individual wires L1|N|G G AC input cable with individual wires
L1|N|G
D AC input cable with individual wires L1|N|G
c
Do not connect to L2 terminals on
both units.