Emc Test Results - Danfoss VLT FC 101 Quick Manual

Quick Guide

1.7.5 EMC Test Results

The following test results have been obtained using a system with a Adjustable frequency drive, a shielded control cable, a
control box with potentiometer, as well as a motor shielded cable.
RFI Filter
Conduct emission. Maximum shielded cable length (m)
Type
Industrial environment
EN 55011 Class A2
Without With
external external
filter filter
H4 RFI filter
(Class A1)
0.34–15 hp
[0.25–11 kW]
3 x 200–240
V IP20
0.5–30 hp
[0.37–22 kW]
3 x 380–480
V IP20
H2 RFI filter
(Class A2)
20–60 hp
[15–45 kW]
25
3 x 200–240
V IP20
40–125 hp
[30–90 kW]
25
3 x 380–480
V IP20
1–25 [0.75–
18.5 kW]
25
3 x 380–480
V IP54
30–125 hp
[22–90 kW]
25
3 x 380–480
V IP54
H3 RFI filter
(Class A1/B)
20–60 hp
[15–45 kW]
3 x 200–240
V IP20
40–125 hp
[30–90 kW]
3 x 380–480
V IP20
VLT HVAC Basic Drive Quick Guide
Housing, trades and
light industries
EN 55011 Class A1 EN 55011 Class B
Without With Without
external external external
filter filter filter
25 50
25 50
50 20
50 20
®
MG18A322 - VLT is a registered Danfoss trademark
Radiated emission
Industrial environment
EN 55011 Class A1
With Without With
external external external
filter filter filter
20 Yes Yes
20 Yes Yes
No
No
Yes
No
Yes
Yes
1
Housing, trades and
light industries
EN 55011 Class B
Without With
external external
filter filter
-
-
-
-
-
-
-
1-41
1