130BB830.10
2 4
6 8
20%
10
12 14
16
f
sw
(kHz)
0
0
40%
o
50 C
60%
80%
90%
100%
o
45 C
110%
(%)
l
out
B3 & B4
HO
Illustration 6.8 Derating of I
out
for different T
AMB, MAX
for
Enclosure Types B3 and B4, using 60° AVM 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
o
55 C
f
sw
(kHz)
0
0
(%)
l
out
B3
B4
NO
130BB828.10
Illustration 6.9 Derating of I
out
for different T
AMB, MAX
for
Enclosure Types B3 and B4, using 60° AVM in Normal
overload mode (110% over torque)
SFAVM - Stator Frequency Asyncron Vector Modulation
2
20%
4 6 8 10 12 14 16
40%
60%
80%
100%
110%
f
sw
(kHz)
45°C
50°C
55°C
130BA404.10
0
0
I
out
(%)
HO
B1
B2
Illustration 6.10 Derating of I
out
for different T
AMB, MAX
for
Enclosure Types B1 and B2, using SFAVM in High overload
mode (160% over torque)
2
20%
4 6 8 10 12 14 16
40%
60%
80%
100%
110%
f
sw
(kHz)
45°C
50°C
55°C
0
0
I
out
(%)
NO
130BA403.11
B1
B2
Illustration 6.11 Derating of I
out
for different T
AMB, MAX
for
Enclosure Types B1 and B2, using SFAVM in Normal overload
mode (110% over torque)
130BB834.10
2 4
6 8
20%
10
12 14
16
f
sw
(kHz)
0
0
40%
60%
80%
90%
100%
o
50 C
o
45 C
110%
B3
(%)
l
out
HO
B4
Illustration 6.12 Derating of I
out
for different T
AMB, MAX
for
Enclosure Types B3 and B4, 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
B3
B4
f
sw
(kHz)
0
0
(%)
l
out
NO
130BB832.10
Illustration 6.13 Derating of I
out
for different T
AMB, MAX
for
Enclosure Types B3 and B4, using SFAVM in Normal overload
mode (110% over torque)
Product Specifications
VLT
®
AutomationDrive FC 301/FC 302 Design Guide, 0.25-75 kW
74 MG33BF02 - Rev. 2013-12-20
66