Alpha 6000 - EMI Filter; Three-Phase Three-Wire EMI Filter Selection

Chapter 7 Peripheral Equipments
175
Three-
phase
380
110 22 0.09
Three-
phase
380
250 480 0.04
132 262 0.08 280 530 0.04
160 302 0.06 315 605 0.04
185 364 0.05 355 660 0.03
200 385 0.05 400 750 0.03
220 420 0.05 500 900 0.025
7.2.2 EMI Filter
EMI filter is used to restrain transmit of Electromagnetic Interference (EMI) and
external radio interference; including instant impulsion and surge.
Table 7-3 Three-phase three-wire EMI filter selection
Voltage
(V)
Motor
Power(
kW)
Filter
Type
Primary Parameter of Filter
Common-mode input
loss dB
Differential mode loss dB
0.1M
Hz
1M
Hz
30MH
z
0.1M
Hz
1MHz
30MH
z
Single-
phase
220
0.4
DL-5E
BT1
75 85 55 55 80 60
0.75
DL-10
EBT1
70 85 55 45 80 60
1.5
DL-20
EBT1
70 85 55 45 80 60
2.2
0.75
DL-5E
BT1
75 85 55 55 80 60
1.5
2.2
DL-10
EBT1
70 85 55 45 80 60
4
Three-
p
hase
380
5.5-7.5
DL-20
EBT1
70 85 55 45 80 60
11-15
DL-35
EBT1
70 85 50 40 80 60
18.5-22
DL-50
EBT1
65 85 50 40 80 50
30-37
DL-80
EBT1
50 75 45 60 80 50
45
DL-100
EBK1
50 70 50 60 80 50
55-75
DL-150
EBK1
50 70 50 60 70 50
If a high-level of EMI is expected and CE, UL, CSA standards are required or when
weak noise resistance equipment is installed around the inverter, please fit noise filter in
the system. The wiring cables should be as short as it can be and the filter should be