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

General Specifications and ...
9.6.5 Derating for Ambient Temperature,
Enclosure Type C
9.6.5.1 Enclosure Type C, T2, T4 and T5
60° AVM - Pulse Width Modulation
I (%)
out
NO
110%
100%
80%
60%
40%
20%
0
0 2 4 6 8
Figure 9.16 Derating of I for different T
out
enclosure types C1 and C2, using 60° AVM in Normal
overload mode (110% over torque)
l (%)
out
NO
110%
100%
90%
80%
60%
40%
20%
0
0
2 4 6 8 10
Figure 9.17 Derating of I for different T
out
enclosure types C3 and C4, using 60° AVM in Normal
overload mode (110% over torque)
MG11BC22
Design Guide
C1 & C2
45°C
50°C
55°C
f (kHz)
sw
10 12 14 16
for
AMB, MAX
C3 & C4
o
45 C
o
50 C
o
55 C
f
(kHz)
sw
12 14 16
for
AMB, MAX
Danfoss A/S © Rev. 06/2014 All rights reserved.
SFAVM - Stator Frequency Asyncron Vector Modulation
I (%)
out
NO
110%
100%
80%
60%
40%
20%
0
0 2 4 6 8
Figure 9.18 Derating of I for different T
out
enclosure types C1 and C2, using SFAVM in normal
overload mode (110% over torque)
l
(%)
out
NO
110%
100%
90%
80%
60%
o
45 C
o
50 C
40%
20%
0
0 6 8 10
2 4
Figure 9.19 Derating of I for different T
out
enclosure types C3 and C4, using SFAVM in normal
overload mode (110% over torque)
9.6.5.2 Enclosure Type C, T6
60° AVM - Pulse Width Modulation
l
(%)
out
NO
110%
100%
90%
80%
60%
40%
20%
0
0 1 2 4
Figure 9.20 Output current derating with switching frequency
and ambient temperature for 600 V adjustable frequency
drives, enclosure type C, 60° AVM, NO
C1 & C2
45°C
50°C
55°C
f (kHz)
sw
10 12 14 16
for
AMB, MAX
C3 & C4
f
(kHz)
sw
16
12 14
for
AMB, MAX
C1 & C2
o
45 C
o
50 C
f
(kHz)
sw
6 8 10
189
9 9