Chapter 6: Programming Features
Firmware – S2011 and S3012
Revision: 1 (9/98)
47
© Saftronics, Inc.
6.3.16 Reducing Motor Noise or Leakage Current (n050)
Sets Inverter output transistor switching frequency (carrier frequency).
Setting
Carrier Frequency (kHz)
Metallic Noise from
Motor
Noise and Current
Leakage
1
2.5
Higher
Smaller
2
5.0
3
8.0
4
10.0
5
12.5
6
15.0
Not audible
Larger
Figure 35 Custom Setting of Carrier Frequency Patterns
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