Mechanical installation 21
Typical Heatsink Requirement
The table below provides typical values for heatsink thermal resistance.
Three Phase Input 380 – 480VAC Supply Models
Product
Type
ACS260-04-
Effective
Switching
Frequency
(KHz)
Typical
Rated
Output
Power
(W)
Approximate
Efficiency
Maximum
Heatsink
Temperature
(
ᵒ
C)
Recommended
Maximum
Heatsink
Thermal
Resistance
(K/W)
02A2-4
4
750
97.7%
95
2.3
8
750
97.3%
90
1.7
12
750
96.8%
85
1.3
16
750
97.0%
80
1.2
24
750
96.5%
75
0.8
32
750
96.0%
70
0.6
Standby Power Loss: 6 Watts
04A1-4
4
1500
97.7%
95
1.1
8
1500
97.3%
90
0.8
12
1500
96.8%
85
0.6
16
1500
97.0%
80
0.6
24
1500
96.5%
75
0.4
32
1500
96.0%
70
0.3
Standby Power Loss: 6 Watts
05A8-4
4
2200
97.6%
95
0.64
8
2200
97.2%
90
0.49
12
2200
96.8%
85
0.37
16
2200
96.4%
80
0.28
24
2200
95.4%
75
0.18
Standby Power Loss: 6 Watts
09A5-4
4
4000
97.3%
95
0.33
8
4000
96.9%
90
0.26
12
4000
96.5%
85
0.20
16
4000
96.0%
80
0.15
24
4000
94.9%
75
0.10
Standby Power Loss: 6 Watts
12A0-4
4
5500
97.3%
95
0.33
8
5500
96.9%
90
0.26
12
5500
96.5%
85
0.20
16
5500
96.0%
80
0.15
Standby Power Loss: 6 Watts
ACS260-04.book Page 21 Thursday, December 24, 2020 4:33 PM
Summary of Contents for ACS260-04 Series
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