Instruction Manual

68
Set inverter output transistor switching frequency (carrier frequency).
Setting values 7, 8, or 9 multiplies output frequency according to output frequency
value.
Reducing motor noise leakage current (n080)
Setting Carrier Frequency (kHz)
Metallic Noise
from Motor
Noise and Current
Leakage
7 12 fout (Hz)
8 24 fout (Hz)
9 36 fout (Hz)
12.5(kHz)
25.0(kHz)
37.5(kHz)
4 10.0 (kHz)
Higher
Not
audible
Smaller
Larger
fout = OUTPUT
FREQUENCY
fout = OUTPUT
FREQUENCY
fout = OUTPUT
FREQUENCY