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ATB CD Series - Frequency Converter Torque Curves

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28
Torque curves on frequency operation 2p=2
Diagram 1: frame size 63 - 160
0,4
0,5
0,6
0,7
0,8
0,9
1
1,1
0 20406080100
f [Hz]
M FU/M line
A
B
Diagram 2: frame size 180 - 225
0,4
0,5
0,6
0,7
0,8
0,9
1
0 20406080
f [Hz]
M FU/M line
A
B
Diagram 3: frame size 250 - 400
0,4
0,5
0,6
0,7
0,8
0,9
1
0 102030405060
f [Hz]
M FU/M line
A
A: Field weakening range above 50 Hz
B: Field weakening range above 87 Hz