3BHS799208 E01 REV E ACS5000 WATER-COOLED USER MANUAL 43/186
03 POWER ELECTRONICS AND CABINET FEATURES
Figure 3-7 Primary PCU, 1700 mm: side view left (A) and side view right (B)
(1) Terminals for transformer cables
(2) NP filter unit
(3) Rectifier stack consisting of
diodes and thyristors
(4) DC-link connection
(5) Roof-mounted cooling unit
(6) Water pipe
(7) Invert stack consisting of
diodes sand IGCTs
(8) AC busbars for adjacent PCU and
motor phase
(9) Gate unit
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