ACS2000 User manual 2UEA001270 Rev. F 2-13 (28)
Chapter 2 - Power electronics and cabinet features
Figure 2-11 INU components
2.2.6 dV/dt filter
Refer to Figures 2-12 and 2-13. The INU includes a 3-phase dV/dt filter
connected to its AC output. The filter protects the motor against excessive
voltage rate of rise. The filter components are: inductors (1), resistors (2),
and capacitors (3).
Figure 2-12 dV/dt filter schematic
Legend
1 U2 phase module of INU
2 V2 phase module of INU
3 W2 phase module of INU
4 Extracted phase module
5 INU compartment
6 Air plenum
1
2
3
4
5
6
Legend
1 Inductor
2 Resistors
3 Capacitors
1
2
3
NP
DC link dV/dt filterINU
U2
To NP
DC+
DC-
V2
W2
TEU
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