SMA SMC 6000TL Installation - Manual (Page 35)

SMA Solar Technology AG Electrical Connection
Installation Guide SMC6-8TL-IEN101040 35
4. Check the strings for ground faults, as described in section 9.3.1 ”Checking the PV Generator
for a Ground Fault” (page 68).
5. Check the DC plug connector for correct polarity and connect it.
To release the plug connectors see section 7.2 ”Opening the Inverter” (page 52).
6. To create the sealing on the inverter, all the DC
inputs that are not needed have to be closed as
follows:
– Insert the provided sealing plugs into the
unneeded DC plug connectors.
Do not insert the sealing plugs into the DC
inputs on the inverter.
– Insert the DC plug connectors with sealing plugs
into the corresponding DC inputs on the inverter.
7. Check the Electronic Solar Switch for wear, as
described in section 8.2 ”Checking the Electronic
Solar Switch (ESS) for Wear” (page 60) and
attach it firmly.