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5. LCD Setting and Display
Setting Program:
Program
Description
Selectable option
01
AC output mode
*This setting is only
available when the
inverter is in standby
mode (Switch off).
Single:
When the units are used in parallel with
single phase, please select “PAL” in
program 01.
It is required to have at least 3 inverters
or maximum 6 inverters to support
three-phase equipment. It’s required to
have at least one inverter in each phase
or it’s up to four inverters in one phase.
Please refers to 4-2 for detailed
information.
Please select “3P1” in program 01 for the
inverters connected to L1 phase, “3P2”
in program 01 for the inverters
connected to L2 phase and “3P3” in
program 01 for the inverters connected
to L3 phase.
Be sure to connect current sharing cable
to units which are on the same phase.
Do NOT connect current sharing cable
between units in different phases.
Besides, power saving function will be
automatically disabled.
Parallel:
L1 phase:
L2 phase:
L3 phase:
Fault code display:
Fault Code
Fault Event
Icon on
60
Power feedback protection
71
Firmware version inconsistent
72
Current sharing fault
80
CAN fault
81
Host loss
82
Synchronization loss
83
Battery voltage detected different
84
AC input voltage and frequency detected different
85
AC output current unbalance
86
AC output mode setting is different
6. Commissioning
Parallel in single phase
Step 1
: Check the following requirements before commissioning:
Correct wire connection
Ensure all breakers in Line wires of load side are open and each Neutral wires of each unit are connected
together.
Step 2
: Turn on each unit and set “PAL” in LCD setting program 01 of each unit. And then shut down all units.
NOET:
It’s necessary to turn off switch when setting LCD program. Otherwise, the setting cannot be
programmed.
