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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
Step 5: If there is no more fault alarm, the system to support 3-phase equipment 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.
Note 1:
To avoid overload occurring, before turning on breakers in load side, it’s better to have whole system in
operation first.
Note 2: Transfer time for this operation exists. Power interruption may happen to critical devices, which cannot
bear transfer time.