Technosoft 2021
40
iPOS360x HX-CAN Technical Reference
Figure 3.3
iPOS3602 HX De-rating with ambient temperature
Figure 3.4
iPOS3602 HX De-rating with altitude
Figure 3.5
iPOS3602 HX Current De-rating with PWM
frequency
Figure 3.6
iPOS3602 HX Over-current diagram
Figure 3.7.
iPOS360x HX Output Voltage De-rating with PWM
frequency
Figure 3.8.
iPOS3604 HX De-rating with ambient temperature
Figure 3.9.
iPOS3604 HX De-rating with altitude
Figure 3.10.
iPOS3604 HX Current De-rating with PWM
frequency
CAUTION!
FOR PWM FREQUENCIES LESS THAN 20
KHZ, CORRELATE THE PWM FREQUENCY
WITH THE MOTOR PARAMETERS IN
ORDER TO AVOID POSSIBLE MOTOR
DAMAGE.
Figure 3.11.
iPOS3604 HX Over-current diagram
1
V
OUT
– the output voltage, V
MOT
– the motor supply voltage
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
2.2
50
55
60
65
C
ur
re
nt
[A
]
Ambient Temperature [ºC]
Temperature De-rating
20KHz
3-phase
100KHz
3-phase
20KHz
4-phase
20KHz
3-phase
24V
100KHz
3-phase
24V
20KHz
4-phase
24V
0
0.5
1
1.5
2
2.5
0
1
2
3
4
5
6
7
8
9
10
C
ur
re
nt
[
A]
Altitude [Km]
Altitude De-rating
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
2.2
2.4
0 10 20 30 40 50 60 70 80 90 100
C
ur
re
nt
[
A]
PWM Frequency[KHz]
PWM Frequency De-rating
36V 3-
phase
24V 4-
phase
36V 4-
phase
0
10
20
30
40
50
60
70
0
0.5
1
1.5
2
2.5
3
3.5
Ti
m
e [
s]
Current [A]
Overcurrent Diagram
I
NOM
= 2 A
I
MAX
= 3.2 A
I
2
T = 250 A
2
s
t
PK
= 24 s
0
10
20
30
40
50
60
70
80
90
100
0 10 20 30 40 50 60 70 80 90 100
O
ut
put
V
ol
ta
ge
±V
OU
T
/V
M
OT
[%
]
PWM Frequency [KHz]
Output Voltage De-rating
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
35
40
45
50
55
60
65
C
ur
re
nt
[A
]
Ambient Temperature [ºC]
Temperature De-rating
20KHz
3-phase
100KHz
3-phase
20KHz
4-phase
20KHz
3-phase
24V
100KHz
3-phase
24V
20KHz
4-phase
24V
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
0
1
2
3
4
5
6
7
8
9
10
C
ur
re
nt
[A
]
Altitude [Km]
Altitude De-rating
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
0 10 20 30 40 50 60 70 80 90 100
C
ur
re
nt
[A
]
PWM Frequency[KHz]
PWM Frequency De-rating
36V 3-
phase
24V 4-
phase
36V 4-
phase
0
2
4
6
8
10
12
14
16
18
20
0
1
2
3
4
5
6
7
8
9 10 11
Ti
m
e [
s]
Current [A]
Overcurrent Diagram
I
NOM
= 4 A
I
MAX
= 10 A
I
2
T = 250 A
2
s
t
PK
= 2.5 s