6
2 Overview of the Inverter
This chapter introduces the inverter and describes its functional model network application
,
,
,
,
.
appearance dimensions and working process etc
2 1 1 Function
. .
This series is a three-phase grid-tied PV string inverter transformer less that converts the DC
(
)
power generated by PV strings into AC power and feeds the power into power grid
.
2 1 2 Model Description
. .
Figure 2 1 shows a model number of the inverter using X3-50K-TL as an example
.
,
.
X3-50K-TL
Power class code
Figure 2 1 Model number descriptions
.
2 1 Functional Models
.
The inverter is transformerless Add an isolation transformer before
.
grounding the positive negative terminal of PV modules like Thin
/
(
Film module for operation
)
.
Do not connect PV modules in parallel to several PV inverters for
operation
.
WARNING
WARNING
