Xantrex XW4024 230 50 Installation Manual page 53

975-0384-01-02
d) Change Invtr Mode from "1Ph Master" to "1Ph Slave". If performing a test
in a three-phase installation, change the Invtr Mode to "3Ph L1Slave,"
"3Ph L2Slave," or "3Ph L3Slave" depending on the line to which the unit
is connected.
e) Press Exit until the Xantrex XW System Control Panel displays the System
Status screen again.
9. Check for faults. If fault conditions exist, correct them and then restart the
Functional Test.
10. If a third inverter is installed, repeat steps to configure it as a Slave.
11. Using the Xantrex XW System Control Panel, enable the system.
a) Go to the System Settings menu.
b) Change System Mode to "Operating."
c) Press Exit until the Xantrex XW System Control Panel displays the System
Status screen again.
12. Confirm that the Master inverter displays "0.00" and the Slaves display "
on their front panels.
13. Check for faults. If fault conditions exist, correct and then restart the
Functional Test.
14. Check voltage at AC LOAD terminals of the Master Inverter.
15. Switch the AC Load breakers on.
16. Confirm operation of connected AC loads.
17. Disconnect AC LOAD breakers.
18. Using the Xantrex XW System Control Panel, reduce the Maximum Charge
Rate.
a) From the System Status screen, go to the Select Device menu. Select
System Settings, and then enable Cascading (if not enabled). With
Cascading enabled, a change to a setting in one inverter will
automatically apply to other inverters in the system.
b) Go to Advanced Settings > Charger Settings in one of the inverters.
c) Set Max Chg Rate to 10%.
d) Press Exit until the Xantrex XW System Control Panel displays the System
Status screen again.
19. Switch AC Input breakers on. Note that all inverters in the system must be
connected to the same AC Input source before they will qualify the source.
20. Confirm that inverters start charging. Note that with Max Chg Rate set to 10%
the maximum charge rate is limited to 10 A on each inverter. Depending on
the battery bank's state of charge, the output from one or more inverters may
quickly drop to zero. This is considered normal operation.
21. Check for faults. If fault conditions exist, correct and then restart the
Functional Test.
This manual for use by qualified personnel only
Basic Functional Test—Multiple Inverters
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