SMA SUNNY CENTRAL Maintenance manual - Manual (Page 38)

Maintaining the inside of the switch cabinet SMA Solar Technology AG
38 SCWAR-WEN094020 Maintenance Manual
5 Maintaining the inside of the switch cabinet
5.1 Checking the inside of the switch cabinet for contamination
1. Check the inside of the switch cabinet for heavy dust deposits, dirt, moisture and water
penetration from outside.
2. If necessary, clean the Sunny Central and employ suitable corrective measures.
DANGER!
Death resulting from electric shock and burning upon touching the medium-
voltage grid's live components.
• Only work on the device when it is switched off and voltage-free.