1 setting of voltage and frequency characteristics, 1 maximum frequency [fh, 1 maximum frequency [fh] -4 – Toshiba VF-SX User Manual
Page 69: Toshiba, 1 maximum frequency
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9-4
TOSHIBA
9.1 Setting of Voltage and Frequency Characteristics
The characteristics of the output voltage vs.the output frequency are adjustable.
The standard pattern is as shown in Figure 9.1.
If necessary, adjust the Voltage/Frequency characteristics for the following
special applications:
1. To operate the driven load above 80 HZ.
2. To increase startup torque.
3. To adjust for a base frequency other than 50 HZ or 60 HZ.
9.1.1 Maximum Frequency
[FH]
The maximum frequency [ FH] can be set from 30 to 240 HZ.
Output
Frequency
Frequency
Setting
Signal
10VDC
5VDC
20mADC
Figure 9.1 Setting the Maximum Frequency
The maximum frequency
[FH]
cannot be changed during operation. Stop the
inverter to adjust this parameter.