3.3.1. Primary phase converter unit (1700 mm and 2100 mm)
Primary PCU (1700)
Primary phase converter units of 1700 mm are used in frame size 1 and 3.
2
3
4
5
6
Figure 3-6 Primary PCU, 1700 mm
1) Roof-mounted cooling unit
2) HVD circuit board
3) Crowbar circuit board or PINT circuit board
4) CVMI circuit board for voltage and
current measurement
5) 2 di/dt chokes and 2 VLSCD circuit boards
6) DC-link capacitors
PRODUCT
ACS5000W
1
9
10
7
11
7
DOCUMENT KIND
User manual
POWER ELECTRONICS AND CABINET FEATURES
8
12
13
7) PE ground busbar
8) Main INT circuit board
9) IPS (Integrated Power Supply)
10) Grounding switch
11) Clamp resistor
12) Back oscillation damping circuit
13) DC link limiter (18-pulse only)
DOCUMENT ID.
3BHS799208 E01
REV.
LANG.
PAGE
F
en
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