Emc Emission Test Results - Danfoss VLT HVAC Basic Drive FC 101 Design Manual

Product Overview

3.4.3 EMC Emission Test Results

The following test results have been obtained using a system with a frequency converter, a shielded control cable, a control
box with potentiometer, and a shielded motor cable.
RFI filter
Conduct emission. Maximum shielded cable length [m (ft)]
type
Industrial environment
Class A Group 2
EN 55011
Industrial environment
Category C3
EN/IEC
Second environment
61800-3
Industrial
Without With
external external
filter filter
H4 RFI filter (EN55011 A1, EN/IEC61800-3 C2)
0.25–11 kW
(0.34–15 hp)
–
3x200–240 V
IP20
0.37–22 kW
(0.5–30 hp)
–
3x380–480 V
IP20
H2 RFI filter (EN 55011 A2, EN/IEC 61800-3 C3)
15–45 kW
(20–60 hp)
25 (82)
3x200–240 V
IP20
30–90 kW
(40–120 hp)
25 (82)
3x380–480 V
IP20
0.75–18.5 kW
(1–25 hp)
25 (82)
3x380–480 V
IP54
22–90 kW
(30–120 hp)
25 (82)
3x380–480 V
IP54
H3 RFI filter (EN55011 A1/B, EN/IEC 61800-3 C2/C1)
15–45 kW
(20–60 hp)
–
3x200–240 V
IP20
30–90 kW
(40–120 hp)
–
3x380–480 V
IP20
0.75–18.5 kW
(1–25 hp)
–
3x380–480 V
IP54
MG18C702
Design Guide
Class A Group 1
Industrial environment
Category C2
First environment
Home and office
Without With
external external
filter filter
– 25 (82) 50 (164)
– 25 (82) 50 (164)
– – –
– – –
– – –
– – –
– 50 (164) –
– 50 (164) –
– 25 (82) –
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Class B
Class A Group 1
Housing, trades and
Industrial environment
light industries
Category C1 Category C2
First environment First environment
Home and office Home and office
Without With Without
external external external
filter filter filter
– 20 (66) Yes
– 20 (66) Yes
– – No
– – No
– – Yes
– – No
20 (66) – Yes
20 (66) – Yes
10 (33) – Yes
Radiated emission
Class B
Housing, trades and
light industries
Category C1
First environment
Home and office
With Without With
external external external
filter filter filter
Yes – No
Yes – No
– No –
– No –
– – –
– No –
– No –
– No –
– – –
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