Solarcheck family
14
PHOENIX CONTACT
Example diagram of generator with transformerless inverter
Figure 2-7
Example diagram of generator with transformerless inverter
The individual strings of a PV generator, particularly in large systems with central inverters,
are connected in so-called string combiner boxes. In these string combiner boxes, multiple
PV strings are connected together in parallel and appropriate protective devices and moni-
toring devices are provided.
When creating your PV system, observe the necessary standards for planning and installing
PV systems, such as IEC 60364-7-712, together with corresponding references and equiv-
alent standards.
H-Bridge
Filter
V
DC
V
PV-PE
Filter
I
AC
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