1
Getting started
1.1
Safety information
Caution:
This reference design is intended for demonstration purposes only and is not for domestic or industrial
installations.
Danger:
The high-voltage levels used to operate the reference design can cause serious injury,
electrical shock, and even death.
This reference design is intended for use by experienced power electronics professionals
who understand the necessary precautions against potential dangers and risks while
operating this board, even when it is not powered. The qualified personnel must be familiar
with the installation, use, and maintenance of power electrical systems. During operation, do
not touch the board as some of its components could reach a very high temperature.
1.2
Block diagram
Figure 4.
STDES-VRECTFD block diagram
1.3
Features
•
Three-phase, three-level AC-DC power converter
–
Nominal rate for DC voltage: 800 V
DC
–
Nominal rate for AC voltage: 400 V
AC
at 50 Hz
–
Maximum power: 15 kW
–
Power factor: >0.99
–
Inrush current control and soft start-up
–
THD lower than 5% at nominal operation
UM2975
Getting started
UM2975
-
Rev 1
page 3/63