Startup And Shutdown; Check Before Startup; Start Inverter - KEHUA TECH SPI-B X2 Series User Manual

PV Grid-tied Inverter SPI-B X2 Series (8K-25K)
User Manual
This chapter mainly introduces how to start and shut down the inverter.

5.1 Check Before Startup

Before starting inverter at the first time, please check the following items.
 Ensure that the inverter is properly installed and fastened.
 Ensure that the DC switches and external AC switches are all in the OFF position.
 Ensure that the polarity of PV strings is correct.
 Ensure that all wires are fastened and the insulation layer of wires are good.
 Ensure the gap between the nylon cable gland and wires and the unconnected connectors are
sealed well.
 Ensure that the grid voltage meets the AC voltage requirement of the inverter.
 Ensure that the cross-sectional area of the input wire meets the max. load current of inverter.
 Ensure the wiring holes of inverter are blocked by fireproofing mud.
 Ensure that the distance among AC terminals meets the requirements of safety standard.
 Ensure that the input voltage of each PV string is same.

5.2 Start Inverter

Damaged device or device fault may cause electric shock or fire!
 Before operation, please check if the inverter is damaged or has other danger.
 Check if the external device or circuit connection is safe.

5 Startup and Shutdown

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5 Startup and Shutdown