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5
5.2.2
Power losses as function of switching frequency
Raising the switching frequency of the drive, to reduce motor noise for example, inevitably affects
the power losses and cooling requirements as shown in the Figure below. It illustrates the power
loss FR7 as function of switching frequency. For more information, contact the Manufacturer or your
local distributor (see back cover).
Figure 5-7. Power loss as a function of switching frequency; NXI 0061…0105 5
0,00
500,00
1000,00
1500,00
2000,00
2500,00
0,00
2,00
4,00
6,00
8,00
10,00
12,00
switching frequency [kHz]
P[W]
NXI_0072 5 400V
NXI_0072 5 500V
NXI_0087 5 400V
NXI 0087 5 500V
NXI_0105 5 400V
NXI_0105 5 500V
Содержание FI4
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