System Manual – MOVIDRIVE® compact Drive Inverters
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Overload capacity of the inverter
Project Planning
Cycle frequency f
PWM
= 16 kHz:
The permitted mean inverter output current is I
out RMS
≤
81 % I
D
.
MC_4_A, sizes 1-5
overload capacity
at 400 V / 40 °C
Cycle frequency f
PWM
= 8 kHz:
The permitted mean inverter output current is I
out RMS
≤
65 % I
D
.
56750AXX
Figure 73: Short-term overload capacity at f
PWM
= 16 kHz (400 V / 25 °C)
1
0.8
0.6
0.4
0.2
0
0.2
0.4
0.6
0.8
1
t1 [s]
t2 [s]
V
1
= 3 x AC 400 V
ϑ
amb
= 25 °C
f
PWM
(P860 / P861) = 16 kHz
I
out RMS
≤
81 % I
D
120 % I
D
130 % I
D
150 % I
D
190 % I
D
60 % I
D
40 % I
D
20 % I
D
0 % I
D
56751AXX
Figure 74: Short-term overload capacity at f
PWM
= 8 kHz (400 V / 40 °C)
1
0.8
0.6
0.4
0.2
0
0.2
0.4
0.6
0.8
1
t1 [s]
t2 [s]
V
1
= 3 x AC 400 V
ϑ
amb
= 40 °C
f
PWM
(P860 / P861) = 8 kHz
I
out RMS
≤
65 % I
D
130 % I
D
140 % I
D
150 % I
D
60 % I
D
40 % I
D
20 % I
D
0 % I
D
Summary of Contents for MOVIDRIVE compact MCH41A
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