Product Description; Product Introduction; Product Composition - Sungrow SG1100UD System Manual

Product Description

3
3.1

Product Introduction

In large and medium-sized utility power plant systems, the PV grid-connected inverter, which
contains multiple PV inverter units, transformers, and other equipment, provides a sound
solution to convert the DC power generated by PV arrays into AC power, and feed it into the
grid.
No. Name
PV array
A
B PVS
PV grid-connected
C
inverter
D Transformer
E Grid
3.2

Product Composition

SG4400UD is taken as an example to introduce main devices inside the PV grid-connected
inverter, The product consists of 4 inverter units.
10
Description
Monocrystalline silicon, polycrystalline silicon, and
thin film without grounding.
Combine the current of multiple PV strings and
output.
Convert the DC power from the PV arrays into AC
power.
Converts the low-voltage AC power output by in-
verter into medium-voltage AC power.
-
DC AC