Configuration
2.3 Selecting and dimensioning induction motors
1PH7 induction motors (Machine tools)
Configuration Manual, (APH7W), 04/2009, 6SN1197-0AD72-0BP0
47
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6
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Figure 2-3
Motor selection based on power-speed and torque-speed diagrams
Example of the calculation of n
N
A specific power of P
max
= 8 kW is required at n
max
= 5250 rpm.
The field weakening range should be 1 : 3.5.
Calculation of the required rated speed n
N
: 5250 / 3.5 rpm = 1500 rpm.
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Страница 12: ...Preface 1PH7 induction motors Machine tools 12 Configuration Manual APH7W 04 2009 6SN1197 0AD72 0BP0 ...
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