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2. Connect the signal cable connector to the communications port.
Communications port (COM)
The SUN2000 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 secured evenly and no burr exists.
The PE cable is connected correctly and securely.
The DC switch and all the switches connected to the SUN2000 are set to OFF.
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.
1. Turn on the AC switch between the SUN2000 and the power grid.
2. Turn on the DC switch (if any) between the PV string and the SUN2000.
3. Turn on the DC switch at the bottom of the SUN2000.
Before turning on the AC switch between the SUN2000 and the power grid, check that the AC
voltage is within the specified range using a multimeter.
Checking the Installation of SUN2000-(8KTL–20KTL)-M2 and
Powering On the SUN2000
1.7
Post-installation Check
SUN2000 Power-On
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