2
20%
4
6
8
10
12
14
16
40%
60%
80%
100%
110%
f
sw
(kHz)
0
0
I
out
(%)
NO
45°C
50°C
55°C
130BA399.10
C1 & C2
Illustration 6.25 Derating of I
out
for different T
AMB, MAX
for
enclosure types C1 and C2, using SFAVM in Normal overload
mode (110% over torque)
130BB835.10
80%
90%
100%
110%
C3 & C4
(%)
l
out
HO
2
4
6
8
20%
10
40%
60%
o
50 C
o
45 C
12
14
16
f
sw
(kHz)
0
0
Illustration 6.26 Derating of I
out
for different T
AMB, MAX
for
enclosure types C3 and C4, using SFAVM in High overload
mode (160% over torque)
2
4
6
8
20%
10
40%
60%
80%
90%
100%
o
50 C
o
45 C
110%
12
14
16
f
sw
(kHz)
0
0
(%)
l
out
C3 & C4
NO
130BB833.10
Illustration 6.27 Derating of I
out
for different T
AMB, MAX
for
enclosure types C3 and C4, using SFAVM in Normal overload
mode (110% over torque)
Enclosure Types C, T6
60
°
AVM - Pulse Width Modulation
1
2
4
6
8
20%
10
40%
60%
80%
90%
100%
o
50 C
o
45 C
110%
f
sw
(kHz)
0
0
(%)
l
out
C1 & C2
NO
130BB821.10
Illustration 6.28 Output current derating with switching
frequency and ambient temperature for 600 V frequency
converters, enclosure types C, 60 AVM, NO
80%
90%
100%
o
45 C
110%
(%)
l
out
C1 & C2
HO
1
2
4
6
8
20%
10
40%
60%
o
50 C
f
sw
(kHz)
0
0
130BB823.10
Illustration 6.29 Output current derating with switching
frequency and ambient temperature for 600 V frequency
converters, enclosure types C, 60 AVM, HO
SFAVM - Stator Frequency Asyncron Vector Modulation
1
2
4
6
8
20%
10
40%
60%
80%
90%
100%
o
50 C
o
45 C
110%
f
sw
(kHz)
0
0
(%)
l
out
C1 & C2
NO
130BB827.10
Illustration 6.30 Output current derating with switching
frequency and ambient temperature for 600 V frequency
converters, enclosure types C; SFAVM, NO
Product Specifications
VLT
®
AutomationDrive FC 301/FC 302 Design Guide, 0.25-75 kW
MG33BF02 - Rev. 2013-12-20
77
6
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