GE Industrial Solutions EHW007A0B Series (Eighth-Brick) - Manual (Page 12)

Data Sheet
October 2, 2009
EHW007A0B Series Eighth-Brick Power Modules
36–75Vdc Input; 12.0Vdc Output; 7A Output Current
LINEAGE POWER 12
EMC Considerations
The circuit and plots in Figure 21 shows a suggested configuration to meet the conducted emission limits of EN55022
Class B.
0
10
20
30
40
50
60
70
80
Level [dBµV]
150k 300k 500k 1M 2M 3M 4M 5M 7M 10M 30M
Frequency [Hz]
x
x
x xx
x
x x MES CE0508091459_fin QP
MES CE0508091459_pre PK
0
10
20
30
40
50
60
70
80
Level [dBµV]
150k 300k 500k 1M 2M 3M 4M 5M 7M 10M 30M
Frequency [Hz]
+
+
+
++
+
+ + MES CE0508091459_fin AV
MES CE0508091459_pre AV
Figure 21. EMC Considerations
For further information on designing for EMC compliance, please refer to the FLT007A0 data sheet (DS05-028).