3. Installation
3. Installation
.17.
.16.
4) Lift the inverter above the bracket and then slide down to make sure they match perfectly.
Figure 3.13 Construction bolt
Figure 3.14 Mount the inverter
3) Align the mounting plate with the holes, Insert the hexagon bolt (M10X40)through the
mounting plate into the hole. Secure the bracket to the metal frame firmly.
Torque the nut to 36FT-LB (35NM).
3.4 Electrical Connections
The electrical connection of the inverter must follow the steps listed below:
1. Switch the Grid Supply Main Switch (AC) OFF.
2. Switch the DC Isolator OFF.
3. Connect the inverter to the grid.
4. Assemble PV connector and connect to the Inverter.
Inverter design uses PV style quick-connect terminal. The top cover needn't be opened
during DC electrical connection. The labels located the bottom of the inverter are described
below in table 3.1. All electrical connections are suitable for local or national standard.
Table 3.1 Electrical connection symbols
Parts
Connection
Cable size
Torque
DC terminal
Ground terminal
Grid terminal
16pin COM Port
4pin COM Port
PV strings
AC ground
Grid
Communication cable
Datalogging Stick
4-6mm
²
25-50mm
²
35-70mm
²
0.75-3mm
²
NA
0.4-0.6N.m
NA
NA
10-20N.m
5-6N.m
Содержание CSI-50K-T400GL03-E
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