Parker ac890 - Page 388

Certification
C-11
890CS Common Bus Supply - Frames B & D; 890CD Common Bus Drive and 890SD Standalone Drive - Frames B, C & D
Conducted Emission
The various standards have common roots (CISPR 11 & CISPR14) so there is some commonality in the test
levels applied in different standards and environments.
Relationship Between Standards
Limits
Standards
Frequency (MHz)
DB (µV)
Product Specific
Generic
Quasi
Peak
Average EN 61800-3 EN61000-6-3 EN61000-6-4
0.15 - 0.5
0.5 - 5.0
5.0 - 30.0
79
73
73
66
60
60
Category C2
Table 14
Restricted Distribution
N/A Equivalent
0.15 - 0.5
decreasing with log of
frequency to:
0.5 - 5.0
5.0 - 30.0
66
56
60
56
46
50
Category C1
Table 14
Unrestricted Distribution
Equivalent N/A
where I ≤100A
0.15 - 0.5
0.5 - 5.0
5.0 - 30.0
decreasing with log of
frequency to:
100
86
90
70
90
76
80
60
Category C3
Table 17
These limits have no
equivalent within the Generic
Standards. They are taken
from
CISPR 11 group 2 Class A
where I ≥100A
0.15 - 0.5
0.5 - 5.0
5.0 - 30.0
130
125
115
120
115
105