ABB ACS2000 AFE 2MVA - Page 41

41 ACS2000 AFE 2MVA UM 3BHS355653 ZAB E01 REV. H
2.3.6 EMC filter
The INU includes a three-phase du/dt filter con-
nected to its AC output. The filter chokes (1), resis-
tors (2), and capacitors (3) protect the motor
against excessive voltage slopes (du/dt is limited
to 500 V/?s).
—
References
—
2-13 EMC filter
—
2-13
INU
DC link
DC+
NP
DC-
U2
V2
W2
EMC filter
To NP
1
2
3