4.6.4 Derating for Ambient Temperature,
Frame Size C
4.6.4.1 Frame Size C, T2, T4 and T5
60° AVM - Pulse Width Modulation
2
20%
4 6 8 10 12 14 16
40%
60%
80%
100%
110%
f
sw
(kHz)
45°C
50°C
55°C
130BA398.10
0
0
I
out
(%)
HO
C1 & C2
Illustration 4.21 Derating of I
out
for different T
AMB, MAX
for frame
size C1 and C2, using 60° AVM in High overload mode (160%
over torque)
130BA397.10
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
C1 & C2
Illustration 4.22 Derating of I
out
for different T
AMB, MAX
for frame
size C1 and C2, using 60° AVM in Normal overload mode (110%
over torque)
130BB831.10
80%
90%
100%
110%
(%)
l
out
C3 & C4
HO
2 4
6 8
20%
10
40%
60%
o
50 C
o
45 C
12 14
16
f
sw
(kHz)
Illustration 4.23 Derating of I
out
for different T
AMB, MAX
for frame
size C3 and C4, 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
C3 & C4
NO
130BB829.10
Illustration 4.24 Derating of I
out
for different T
AMB, MAX
for frame
size C3 and C4, 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%
HO
f
sw
(kHz)
45°C
50°C
55°C
130BA400.10
0
0
I
out
(%)
C1 & C2
Illustration 4.25 Derating of I
out
for different T
AMB, MAX
for frame
size C1 and C2, 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)
0
0
I
out
(%)
NO
45°C
50°C
55°C
130BA399.10
C1 & C2
Illustration 4.26 Derating of I
out
for different T
AMB, MAX
for frame
size C1 and C2, using SFAVM in Normal overload mode (110%
over torque)
FC 300 Selection
VLT
®
AutomationDrive FC 300 Design Guide, 0.25-75 kW
MG33BE02 - VLT
®
is a registered Danfoss trademark 83
4 4
RSPSupply - 1-888-532-2706 - www.RSPSupply.com
http://www.RSPSupply.com/p-21462-Danfoss-131B8966-VLT-Automation-VT-Drive-VFD-FC301-230V-5-HP.aspx
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