Delta VFD055ED43S

Chapter 8 Specifications | VFD-ED
8-7
Carrier Frequency Derating Curve
Figure 8-3
The rated output current derating (%) for different carrier frequencies:
Fc (kHz)
Frame/Model
2 4 6 7 8 9 10 11 12 13 14 15
B 2.2~4 kW 100 100 100 100 100 94.24 88.92 82.54 78.08 73.95 70.14 66.61
C 5.5~11 kW 100 100 100 100 100 100 100 95.35 91.02 86.98 84.14 80.67
D 15~22 kW 100 100 100 100 100 92.32 85.21 78.63 72.53 66.87 61.62 56.74
E 30~45 kW 100 100 100 90.73 82.20 74.31 - - - - - -
E 55~75 kW 100 100 100 - - - - - - - - -
Table 8-8
40
50
60
70
80
90
100
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Drive's Output Current Rating
(%)
Fc (kHz)
Carrier Frequency Derating Curve
2.2~4 kW 5.5~11 kW 15~22 kW 30~45 kW 55~75 kW