Xantrex XW4024 230 50, Installation Manual, Page: 50 / 68

Inverter/Charger Installation
2–32 975-0384-01-02
This manual for use by qualified personnel only
Figure 2-21 Functional Test for Single Inverter Systems
AC
LOAD
GRID
(AC1)
GEN
(AC2)
AC
OUT
AC IN AC IN
L
N
L N
L
N
Check and verify all
wiring and cable
connections
Measure DC voltage
and confirm the correct
polarity of the cable
connections
Within tolerance?
23–32 V for a 24 V system
46–64 V for a 48 V system
Polarity correct?
Check battery bank.
Recharge with external
charger if necessary.
Correct polarity.
Restart functional test.
No
Yes
Apply DC power
Check display for
startup self-test
If unit powers up in

,
enable operating mode
Enable inverter
Check for faults
Faults?
Yes
Correct fault
condition. Restart
functional test.
No
Check AC
voltage
Within
range?
No
Yes
Consult Troubleshooting
section of Operation Guide.
Restart functional test
Close AC
load breaker
Confirm
operation of AC
load
Open AC
load breaker
Proceed to
Charger
Functional Test
Power-up Display
Standby Display
Fault Display
Press the O
N
/O
FF
button momentarily to
enable operating mode
Press the O
N
/O
FF
and Equalize buttons
simultaneously to enable invert mode.

is
displayed briefly.