3.5 Devices of the MV Transformer
The MV transformer is the link between the inverters and the medium-voltage grid.
Figure 5: Devices of the MV transformer
Position Device Description
A Contact thermometer or hermetic
protection*
Temperature control unit or hermetic full-protection device
of the MV transformer
B Tap changer The tap changer makes it possible to adjust the transmis-
sion ratio of the MV transformer.
* optional
3.6 Devices of the Medium-Voltage Compartment
Figure 6: Devices of the medium-voltage compartment (example)
Position Designation
A Fans*
B Medium-voltage switchgear
C Spatial separation between medium-voltage switchgear and low-voltage devices**
D Low-voltage transformer
E Circuit breaker for low-voltage transformers
F Outlet
3 Product Overview
SMA Solar Technology AG
System ManualMVPS22JP-SH-en-1122