11
NOTE: Master and slave units are randomly defined.
Step 4: Switch on all AC breakers of Line wires in AC input. It’s better to have all inverters connect to
utility at the same time. If not, it will display fault 82 in following-order inverters. However, these
inverters will automatically restart. If detecting AC connection, they will work normally.
LCD display in Master unit LCD display in Slave unit
Step 5: If there is no more fault alarm, the parallel system is completely installed.
Step 6: Please switch on all breakers of Line wires in load side. This system will start to provide power to
the load.
Support three-phase equipment
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: Switch on DC breakers of three units.
Step 3: Turn on three units.
LCD display in L1-phase unit LCD display in L2-phase unit LCD display in L3-phase unit
Step 4: Switch on all AC breakers of Line wires in AC input. If AC connection is detected and three phases
are matched with unit setting, they will work normally. Otherwise, the AC icon will flash and they will
not work in line mode.
LCD display in L1-phase unit LCD display in L2-phase unit LCD display in L3-phase unit
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