Pv String Protection - KEHUA TECH SPI-B X2 Series User Manual

PV Grid-tied Inverter SPI-B X2 Series (8K-25K)
1 Safety Description User Manual
There is no operational part inside the inverter. Please do not open the cap of the inverter by yourself,
or it may cause electric shock. The device damage caused by illegal operation is out of the guarantee
range.
After disconnect the input and output of the inverter, there still has residual energy in the storage
capacitor, which may cause electric shock. Do not perform the maintenance until all power sources
are switched off for 20 minutes.
The surface temperature of the inverter may reach to 75℃. During running, please don't touch the
surface to avoid scald.
No liquid or other objects are allowed to enter the inverter, or, it may cause inverter damage.
In case of fire, please use dry power fire extinguisher. If using liquid fire extinguisher, it may cause
electric shock.

1.1.2 PV String Protection

When installing PV string in daytime, it necessary to cover the PV string by light-proof material, or
the PV string will generate high voltage under sunshine. If touching PV string accidently, it may
cause electric shock or human injury!
2