Product Description; Pv System Overview; Sunny Central; Design Of The Sunny Central - SMA SUNNY CENTRAL 500CP XT Installation Manual

SMA Solar Technology AG

3 Product Description

3.1 PV System Overview

The Sunny Central is a PV inverter which converts the direct current generated in the PV modules into grid-compliant
alternating current. An external MV transformer fitted downstream feeds the generated alternating current into the utility
grid.
Figure 1: Principle of a grid-tie PV system with one inverter
Position Designation
A PV array
B DC sub-distribution (e.g. Sunny String-Monitor)
C

Sunny Central

D External MV transformer, e.g., Transformer Compact Station with MV transformer
E Utility grid
3.2 Sunny Central
3.2.1

Design of the Sunny Central

Figure 2: Sunny Central with touch display (example)
Position Designation
A Inverter cabinet
B Interface cabinet
C Touch display
D Service interface
Installation Manual
3 Product Description
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