9
Installing the PE Cable
4.2
•
It is recommended that the PE cable
be connected to a nearby PE point.
Connect the PE points of all
SUN2000s in the same PV array to
ensure equipotential connections to
PE cables.
•
To enhance the corrosion resistance
of a ground terminal, you are advised
to apply silica gel or paint on it after
connecting the PE cable.
Opening the Maintenance Compartment Door
4.3
•
Do not open the host panel of the SUN2000.
•
Before opening the SUN2000 maintenance compartment door, turn off the downstream AC
output switch and three DC switches at the bottom.
•
Do not open the maintenance compartment door in rainy or snowy days. If you must, take
protective measures to prevent rain or snow from entering the maintenance compartment.
•
Do not leave unused screws in the maintenance compartment.
1. Loosen the screws on the maintenance
compartment door.
2. Open the maintenance compartment door
and adjust the support bar.
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