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7
Commissioning
7.1
Inspection before Commissioning
Check the following items before starting the inverter:
•
All equipment has been reliably installed.
•
DC and AC switches are in the "OFF" position.
•
The ground cable is properly and reliably connected.
•
The AC cable is properly and reliably connected.
•
The DC cable is properly and reliably connected.
•
The communication cable is properly and reliably connected.
•
The vacant terminals are sealed.
•
No foreign items, such as tools, are left on the top of the machine or in the junction
box (if there is).
•
The AC circuit breaker is selected in accordance with the requirements of this man-
ual and local standards.
•
All warning signs & labels are intact and legible.
7.2
Powering on the System
If all of the items mentioned above meet the requirements, proceed as follows to start
up the inverter for the first time.
step 1
Turn on the AC circuit breaker between the inverter and the grid.
step 2
(Optional) Connect the external DC circuit breaker between the inverter and the battery
pack if a battery is equipped.
step 3
(Optional) Power on the battery pack manually if a battery is equipped.
step 4
Rotate the DC switch of the inverter to "ON" position.
step 5
If the irradiation and grid conditions meet requirements, the inverter will operate nor-
mally. Observe the LED indicator to ensure that the inverter operates normally. Refer to
for LED screen introduction and LED indicator definition.
step 6
Refer to the quick guide for WiNet-S for its indicator definition.
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