Technical Information
Electrical Connection
SMA Solar Technology AG
11/14
Sunny Central 400MV / 500MV / 630MV with medium-voltage switchgear for
ring switching
A
DC Input
B
Sunny Central
C
Transformer Dy11
D
Medium-voltage switchgear C-C-T
E
AC Output
F
External Grounding
G
Internal power supply transformer, optional
H
Station sub-distribution
I
External power supply
K
Communication interface
L
COM-B, optional