Derating For Ambient Temperature, Enclosure Type B - Danfoss VLT FC 102 Series Design Manual

General Specifications and ...
9.6.3.1 Enclosure Type A3, T7
I out (%)
110%
100%
80%
60%
40%
20%
0
0 1 2 3 4
Figure 9.7 Derating of I for Different T
out
Enclosure Type A3
9.6.4 Derating for Ambient Temperature,
Enclosure Type B
9.6.4.1 Enclosure Type B, T2, T4 and T5
For the B and C enclosure types, the derating also depends
on the overload mode selected in 1-04 Overload Mode
60° AVM - Pulse Width Modulation
I (%)
out
NO
110%
100%
80%
60%
40%
20%
0
0 2 4 6 8
Figure 9.8 Derating of I for different T
out
enclosure types B1 and B2, using 60° AVM in normal
overload mode (110% over torque)
MG11BC22
Design Guide
I at T max
LOAD AMB
I at T max +5 °C
LOAD AMB
I at T max +5 °C
LOAD AMB
f sw (kHz)
5
for
AMB, MAX
B1
B2
45°C
50°C
55°C
f (kHz)
sw
10 12 14 16
for
AMB, MAX
Danfoss A/S © Rev. 06/2014 All rights reserved.
l
(%)
out
NO
110%
100%
90%
80%
60%
40%
20%
0
0 2 4 6 8
Figure 9.9 Derating of I for different T
out
enclosure types B3 and B4, using 60° AVM in normal
overload mode (110% over torque)
SFAVM - Stator Frequency Asyncron Vector Modulation
I (%)
out
NO
110%
100%
80%
60%
40%
20%
0
0 2 4 6 8
Figure 9.10 Derating of I for different T
out
enclosure types B1 and B2, using SFAVM in normal
overload mode (110% over torque)
l (%)
out
NO
110%
100%
90%
80%
60%
40%
20%
0
0
2 4 6 8
Figure 9.11 Derating of I for different T
out
enclosure types B3 and B4, using SFAVM in normal
overload mode (110% over torque)
B3
B4
o
45 C
o
50 C
o
55 C
f
(kHz)
sw
10 12 14 16
for
AMB, MAX
B1
B2
45°C
50°C
55°C
f (kHz)
sw
10 12 14 16
for
AMB, MAX
130BB832.10
B3
B4
o
45 C
o
50 C
f
(kHz)
sw
10 12 14 16
for
AMB, MAX
187
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