6
(Optional) Installing the WiFi Antenna
3.5
Antenna port (ANT)
The Smart Dongle and WiFi antenna cannot be used at the same time.
Ensure that the WiFi antenna is installed
securely.
Prepare cables based on site requirements.
4
Connecting Cables
Preparing Cables
4.1
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
Standard outdoor PV cable in the
industry (recommended model: PV1-F)
4
–6 mm
2
4.5
–7.8 mm
4
Signal cable
(optional)
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 SUN2000 is located.
Before connecting cables, ensure that the DC switch on the SUN2000 and all the switches
connecting to the SUN2000 are OFF. Otherwise, the voltage of the SUN2000 may result in
electric shocks.
