4.4 Communication Connection
4.4.1 Wi-Fi Communication
The Wi-Fi communication function is only applicable if the inverter has a WiFi module.The
detailed configuration instruction please refer to "Wi-Fi Configuration Instruction" in the accesso-
ry box.
After configuration, please browse http://www.goodwe-power.com to create PV station.
The WiFi module installation of SDT G2 series are shown as below.
NO.
A
B
C
Name
Cold-pressed terminal
Screw
Green & Yellow Cable
Explanation
M5*14
(1~1.5Nm)
4mm
2
/ 10AWG
Step 3
Fix the earth wire on the machine.
In order to improve the corrosion resistance of the terminal, it is recommended to apply
silica gel on the earth terminal for corrosion protection after the grounding cable
assembly is completed.
L1
L2 = L1 + (1~2mm)
Step 1
Strip the wire insulation sheet of a suitable length with a wire stripper.
Step 2
Insert the stripped wire into the terminal and compress it tightly by crimping pliers.
A
B
C
4.3.3 Earth Terminal Connection
The inverter is equipped with earth terminal according to the requirement of EN 50178.
All non-current carrying exposed metal parts of the equipment and other enclosures in the PV
power system must be grounded.
Please follow the steps below to connect "PE" cable to ground.
4.3.6 Export Power Limit Connection Diagram
The methods of connecting the Power Limiting device is shown below.
CT A connect to L1
CT B connect to L2
CT C connect to L3
Power Meter
PV
Inverter
"To Smart Meter"
Loads
Grid
PE
N
L3
L2
L1
Grid
House→Grid
Smart Meter
N
L
Reset
SMART METER
USB
1211