3-74
Engineering Guide CDA3000
3 Selection of inverter module
In this case, too, all the motor control methods are set up automatically by
initial commissioning. In addition, the max. output frequency needs to be
set to 70 Hz in the “Output frequency limitation” software function.
3. Comparison of gear output torques in drive designs with
50 Hz and 70 Hz characteristic.
Figure 3.34 Comparison of gear output torque in a drive design for 50 and
70 Hz
Curve
50 Hz
Curve
70 Hz
Explanation
12
Typical permissible torque characteristic of an internally
cooled standard motor (1.5 kW)
34
Typical permissible torque characteristic of an externally
cooled standard motor (1.5 kW)
56
Maximum attainable torque for 60 s of a drive with 1.5 times
overload and automatic load compensation
Table 3.35 Comparison of gear output torque in a drive design for 50 and
70 Hz
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