SMA SSM-U-1615 - Manual (Page 45)

7 Commissioning the DC Subdistribution
The commissioning report of the inverter must be completed during commissioning.
Requirements:
☐ The DC load-break switch must be switched off.
☐ The DC main cables must be connected to the inverter or DC main distribution box and
disconnected from voltage sources.
☐ There is no reverse voltage from the inverter.
☐ Voltage supply to the DC subdistribution must be present.
☐ All connections must have been executed in accordance with this manual (see Section 6,
page 25).
☐ The correct polarity of all connections must be ensured and documented.
☐ The floor around the DC subdistribution must be firm and freely accessible.
Procedure:
1. Complete the commissioning report
2. Switch the DC subdistribution on (see Section 8.3, page 47).
7 Commissioning the DC Subdistribution SMA Solar Technology AG
Operating Manual 45 SSMUXX15-BE-en-10