13
2. Connect the signal cable connector to the communications port.
Communications
port (COM)
The solar inverter is installed correctly and securely.
The cables are routed properly as required by the customer.
The communications expansion module is installed correctly and securely.
Cable ties are evenly distributed and no burr exists.
The PE cable is connected correctly and securely.
The DC switch and all the switches connected to the solar inverter are set to the OFF
position.
The AC output power cable, DC input power cables, and signal cable are connected
correctly and securely.
Unused terminals and ports are locked by watertight caps.
The installation space is proper, and the installation environment is clean and tidy.
5
Verifying the Installation