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6
Commissioning
6.1 Inspection Before Commissioning
Check the following items before starting the inverter:
• All equipment has been reliably installed.
• DC switch(es) and AC circuit breaker 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 manual
and local standards.
• All warning signs & labels are intact and legible.
6.2 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 Rotate the DC switch of the inverter to "ON" position.
step 3 Turn on the external DC switch (if applicable) between the inverter and the PV string.
step 4 If the irradiation and grid conditions meet requirements, the inverter will operate normally.
Observe the LED indicator to ensure that the inverter operates normally. Refer to "2.4 LED
Panel" for LED screen introduction and LED indicator definition.
step 5 Refer to the quick guide for WiNet-S. for its indicator definition.
- - End
6.3 App Preparation
step 1 Install the iSolarCloud App with latest version. Refer to "7.2 Installing App".
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