
Chapter 5 –Programming
5-19
Advanced Set Up Group (cont.)
W
F
qu
c
]
Parameter # 45 Factory Default 4.0 kHz
W
F
qu
c
]
Parameter Type Read & Write Minimum 2.0 kHz
This parameter sets the carrier frequency for the PWM
output waveform. IMPORTANT: Output Current derating
applies above 4kHz. See Fig. 5-11.
Units 0.1 kHz Maximum 8.0 kHz
Figure 5.11 PWM Frequency Derating
123
4
5
67
8
84
86
88
90
92
94
96
98
100
% Output Current (A)
Carrier Frequency, kHz
IMPORTANT: Ignoring derating guidelines can
cause reduced drive performance.
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