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Main circuit diagram
The diagram below shows the main circuit of the PVS800-IS inverter station and an example
MV substation with medium voltage switchgear and transformer. It also shows the alternative
auxiliary power supplies for the inverter station.
=MV SUBSTATION
=MV
+H1
MV grid
5
A
MV switchgear compartment of MV substation
B
MV transformer compartment of MV substation
C
PVS800-IS inverter station
1
DC input
2
Inverters
3
MV transformer
4
MV switchgear
5
Power grid (AC) connection (and to parallel inverter stations if there are any)
6
External auxiliary power supply (standard)
7
Internal auxiliary power supply / transformer (option +G344)
Inverter
See the inverter manuals for information on the inverters. See
A
=LV
+H2
+H3
4
=TR
=PVS800-IS
B
=LV
+EAB
Option
Auxiliary
Aux.
power box
power from
LV busbar
7
+T1
+PVS1
+PVS2
3
Related documents (page
Hardware description 17
C
6
Auxiliary
+EAB
power
+EAB
Aux.
Customer's
power box
TN-S grid
+PVS1
+PVS1
DC input 1
2
1
+PVS2
+PVS2
DC input 2
14).
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