Drive Overview With Input; Ifu - Input Filter Unit; Afe - Active Front End - ABB ACS2000 AFE 1MVA User Manual

CHAPTER 2 – POWER ELECTRONICS AND CABINET FEATURES
—
2.3 Drive topology
This section describes the main design features and introduces the
major power electronics components of a typical ACS2000.
—
References
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2-3 Drive overview with
input transformer
2
—
2-3
4
3
5
1
1

IFU - input filter unit

1
DTL compartment (not pres-
2
ent in drives for connection
to an input transformer)
Terminal compartment for
3
feeder and motor cables
6
EMC filter (behind control
4
compartment)
Control compartment with
5
local operator panel

AFE - active front end

6
7
DC link
7
INU - inverter unit
8
8
34