Electrical Connections - Ningbo Ginlong Technologies Solis-20K Installation And Operation Manual

5. Installation
Figure 5.4 Fix the bracket to the wall
4. Lift up the inverter, and make the holes on the back bracket of inverter align to the
convex on the mounting bracket. Then fix the inverter to the bracket slowly until it
mounts well (in figure 5.5).
Figure 5.5 Fix the inverter to the bracket
.14.
5. Use M4*9 screws to fix the bottom of the inverter to the mount bracket.
Figure 5.6 Fix the inverter

5.3 Electrical Connections

The Inverter is designed with quick-connect terminal port for electrical connection
without removing the cover. The meanings of the symbols at the bottom of the inverter
are listed in Table 5.1. All electrical installations must be in accordance with all local
and national standards.
+
Positive DC input terminal
_
Negative DC input terminal
DC 1- DC4 DC 1 input terminal
DC SWITCH Switch of DC input terminals (optional)
COM1 Communication port for Wi-Fi or GPRS stick
COM2、COM3 Communication port of RJ45
GRID Connecting terminal of the Grid
Table 5.1 Electrical connection symbols
The electrical connection of the inverter must follow the steps listed below:
1. Switch the Grid Supply Main Switch (AC) OFF. Switch the DC Switch OFF.
2. Connect the inverter to PV array.
3. Connect the inverter to the grid.
5. Installation
.15.