SMA SC 500HE-20 Installation - Manual (Page 58)

12 Commissioning SMA Solar Technology AG
58 SCxxxHE-20-IA-IEN111210 Installation Manual
10. Switch the AC switch on.
11. Mount the panels (see section 12.4).
12. Close the doors.
13. Providing there is no error showing on the indicator lights or the display, switch the inverter on
(see section 12.7).
☑ The DC switch switches on with an audible click.
☑ Under conditions of sufficient irradiation, the inverter starts feeding into the grid.
✖ Are the display or indicator lamps showing an fault?
• Follow the operating manual for troubleshooting.
12.2 Checking the Cabling on the Inverter
1. Ensure that all connections are executed in accordance with the circuit diagram.
2. Ensure that all AC, DC and PE connections are securely in place.
3. Ensure that equipotential bonding of the inverter to the installation site has been carried out.
4. Ensure that all connections in the connection cabinet are securely in place.