
6. Programming Features
83
Reducing Motor Noise or Leakage Current Using Carrier Fre-
quency Selection (n080)
Set the Inverter output transistor switching frequency (carrier fre-
quency).
Setting
Carrier Frequency (kHz)
Metallic
Noise from
Motor
Noise and
Current
Leakage
7
12 fout (Hz)
8
24 fout (Hz)
9
36 fout (Hz)
1
2.5 (kHz)
2
5.0 (kHz)
3
7.5 (kHz)
4
10.0 (kHz)
Higher
Not
audible
Larger
Smaller