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 5.7 Derating of I
out
for Different T
AMB, MAX
for
Enclosure Sizes B3 and B4, using 60
°
AVM in Normal Overload
Mode (110% Overtorque)
SFAVM – stator frequency asynchron 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
0
0
I
out
(%)
NO
130BA403.11
B1
B2
Illustration 5.8 Derating of I
out
for different T
AMB, MAX
for
Enclosure Sizes B1 and B2, using SFAVM in Normal Overload
Mode (110% Overtorque)
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 5.9 Derating of I
out
for different T
AMB, MAX
for
Enclosure Sizes B3 and B4, using SFAVM in Normal Overload
Mode (110% Overtorque)
Enclosures B, 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%
3
(%)
l
out
f
sw
(kHz)
0
0
B1 & B2
NO
130BB820.10
Illustration 5.10 Output Current Derating with Switching
Frequency and Ambient Temperature for 600 V Frequency
Converters, Enclosure Sizes B, 60 AVM, NO
SFAVM – stator frequency asynchron 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
B1 & B2
NO
130BB826.10
Illustration 5.11 Output Current Derating with Switching
Frequency and Ambient Temperature for 600 V Frequency
Converters, Enclosure Size B; SFAVM, NO
Special Conditions
Design Guide
MG16G202
Danfoss A/S © 08/2015 All rights reserved.
101
5
5
Содержание VLT FC 103
Страница 2: ......
Страница 159: ...Index Design Guide MG16G202 Danfoss A S 08 2015 All rights reserved 157...