Machine Protection
6-45
Fig 6.36 Reduction Levels for Open-loop Vector 2 Control
For 400 V Class Inverters, the following limitations apply to the maximum output frequency that can be set
for the carrier frequency settings.
Carrier Frequency 0.4 kHz 1 kHz 2 kHz 3 kHz 5 kHz 8 kHz
Maximum output frequency setting 33 Hz 83 Hz 166 Hz 250 Hz 400 Hz 400 Hz
Applicable Inverter capacity
CIMR-G7A
40P4 to 4300
40P4 to
4110
40P4 to
4075
40P4 to
4045
100%
8 kHz0
50%
87%
4 kHz
Overload current reduction level
Carrier frequency
200 V Class,
30 to 75 kW
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