Power Loss; Power Loss As Function Of Switching Frequency - Honeywell NX series User Manual

Nx series constant and variable torque variable speed drives for induction motors
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5.3 Power loss

Power loss as function of switching frequency

5.3.1
If the operator wants to raise the switching frequency of the drive for some reason (typically e.g. in
order to reduce the motor noise), this inevitably affects the output power reducing it according to
the graphs below.
200,00
180,00
160,00
140,00
120,00
100,00
80,00
60,00
40,00
20,00
0,00
0,00
2,00
Figure 5-7. Power loss as function of switching frequency; 0003...0012NX5
900,00
800,00
700,00
600,00
500,00
400,00
300,00
200,00
100,00
0,00
0,00
2,00
Figure 5-8. Power loss as function of switching frequency; 0016...0031NX5
4,00
6,00
8,00
Switching frequency [kHz]
0003NX5 400V
0004NX5 400V
0009NX5 400V
0012NX5 400V
4,00
6,00
8,00
Switching frequency [kHz]
0016NX5 400V
0016NX5 500V
0031NX5 400V
0031NX5 500V
Installation
10,00
12,00
14,00
0005NX5 400V
0007NX5 400V
10,00
12,00
14,00
0022NX5 400V
0022NX5 500V
16,00
16,00

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