3-8
Engineering Guide CDA3000
3 Selection of inverter module
Overview of the permissible cooling methods referred to size
and power output
At 8 kHz power stage clock frequency the power losses increase
by 40%.
Size
Power
output
Inverter
module
Power
loss
1)
Cold plate
Wall
mounting
Push-
through
heat sink
BG1
0.375 kW
0.75 kW
CDA32.00 3
CDA32.00 4
25 W
45 W
YES
YES
2)
NO
BG2
1.1 kW
1.5 kW
0.75 kW
1.5 kW
CDA32.00 6
CDA32.00 8
CDA34.00 3
CDA34.00 5
75 W
95 W
45 W
80 W
YES
YES
2)
NO
BG2
2.2 kW
CDA34.00 6
100 W
YES
YES
NO
BG3
3.0 kW
4.0 kW
CDA34.00 8
CDA34.01 0
120 W
150 W
YES
YES
YES
3)
BG4
5.5 kW
7.5 kW
CDA34.01 4
CDA34.01 7
180 W
225 W
YES
YES
YES
3)
BG5
11 kW
15 kW
CDA34.02 4
CDA34.03 2
330 W
400 W
YES
YES
YES
3)
BG6
22 kW
30 kW
37 kW
CDA34.04 5
CDA34.06 0
CDA34.07 2
500 W
600 W
700 W
NO
YES
YES
4)
BG7
45 kW
55 kW
CDA34.09 0
CDA34.11 0
900 W
1100 W
NO
YES
NO
BG8
75 kW
90 kW
CDA34.14 3
CDA34.17 0
1400 W
1700 W
NO
YES
NO
1) With a power stage clock frequency of 4 kHz
2) See current curves in section 3.2.14
3) The push-through heat sink has IP54 protection
4) The push-through heat sink has IP20 protection
Table 3.7
Overview of inverter modules and possible cooling methods