Sungrow SG250HX, Руководство пользователя

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6
Commissioning
6.1 Inspection before Commissioning
Check the following items before starting the inverter:
•
The inverter DC switch and external circuit breaker are disconnected.
•
The inverter should be accessible for operation, maintenance and service.
•
Nothing is left on the top of the inverter.
•
The inverter is correctly connected to the external devices, and the cables are routed
in a safe place or protected against mechanical damage.
•
The selection of the AC circuit breaker is in accordance with this manual and all
applicable local standards.
•
All unused terminals at the bottom of the inverter are properly sealed.
•
Warning signs & labels are suitably affixed and durable.
6.2 Commissioning Procedure
If all of the items mentioned above meet the requirements, proceed as follows to start
up the inverter for the first time.
Step 1 Rotate the DC switch of the inverter to "ON" position.
Step 2 Connect the AC switch (if applicable) between the inverter and the grid.
Step 3 Connect the DC switch (if applicable) between the inverter and the PV string.
Step 4 Set initial protection parameters via the iSolarCloud App. For details, please refer
to“7.4.2 Login Steps”. If the irradiation and grid conditions meet requirements, the
inverter will normally operate.
Step 5 Observe the LED indicator to ensure that the inverter operates normally. (Refer to Tab.
2-2LED indicator description).
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