5
Prepare cables based on site requirements.
No.
Cable
Type
Conductor Cross-
sectional Area
Range
Outer
Diameter
1
PE cable
Single-core outdoor copper cable
4
–10 mm
2
N/A
2
AC output power
cable
Two-core (L and N) outdoor copper
cable or three-core (L, N, and PE)
outdoor copper cable
4
–6 mm
2
10
–21 mm
3
DC input power cable
or battery cable
(optional)
Standard outdoor PV cable in the
industry (recommended model: PV1-
F)
4
–6 mm
2
4.5
–7.8 mm
4
Signal cable (optional)
Four-core outdoor shielded twisted
pair
0.25
–1 mm
2
4
–11 mm
Connect cables in accordance with the installation laws and regulations of the country or region
where the SUN2000L is located.
Before connecting cables, ensure that the DC switch on the SUN2000L and all the switches
connecting to the SUN2000L are OFF. Otherwise, the voltage of the SUN2000L may result in
electric shocks.
Installing the WiFi Antenna
3.4
Ensure that the WiFi antenna is installed
securely.
Preparing Cables
4.1
Antenna port (ANT)
4
Connecting Cables
If the antenna washer is not installed, the antenna will lose the waterproof function.