Danfoss VLT HVAC Basic Drive FC 101 Quick Manual page 44

Quick Guide
1 1
1.7.4 EMC Test Results
The following test results have been obtained using a system with an adjustable frequency drive, a shielded control cable, a
control box with potentiometer, as well as a motor shielded cable.
RFI Filter
Type
H4 RFI filter (Class A1)
0.34–15 hp
[0.25–11 kW]
3x200–240 V
IP20
0.5–30 hp
[0.37–22 kW]
3x380–480 V
IP20
H2 RFI filter (Class A2)
20–60 hp [15–
45 kW]
3x200–240 V
IP20
40–125 hp
[30–90 kW]
3x380–480 V
IP20
1–25 [0.75–
18.5 kW]
3x380–480 V
IP54
30–125 hp
[22–90 kW]
3x380–480 V
IP54
H3 RFI filter (Class A1/B)
20–60 hp [15–
45 kW]
3x200–240 V
IP20
40–125 hp
[30–90 kW]
3x380–480 V
IP20
1–25 [0.75–
18.5 kW]
3x380–480 V
IP54
42
Quick Guide
Conduct emission. Maximum shielded cable length [m]
Industrial environment
EN 55011 Class A2 EN 55011 Class A1
Without With Without
external external external
filter filter filter
25
25
25
25
25
25
50
50
25
Danfoss A/S © Rev. 2014-01-22 All rights reserved.
Housing, trades and
light industries
EN 55011 Class B
With Without With
external external external
filter filter filter
50 20
50 20
20
20
10
Radiated emission
Industrial Housing, trades and
environment light industries
EN 55011 Class A1 EN 55011 Class B
Without With Without
external external external
filter filter filter
Yes Yes
Yes Yes
No No
No No
Yes
No No
Yes No
Yes No
Yes
With
external
filter
No
No
MG18A522