SMA SUNNY CENTRAL Maintenance manual - Manual (Page 25)

SMA Solar Technology AG Maintaining the Sunny Central
Maintenance Manual SCWAR-WEN094020 25
3.10 Sunny Central 400 / 500 / 700 / 1000 / 1120MV
The central inverters of this series consist each of two Sunny Central of the HE series with a common
connection to a medium-voltage transformer.
How to clean the inverter inside the stations is described under the above mentioned points. The
stations are equipped with several doors and windows (A) which serve as inverter ventilation. The
doors and windows have protective grids and must also be cleaned.