Suppression Chokes
https://www.schurter.com /PG81_82
DFK
Magnetically Compensated Choke, 1- and 3-phase
Approvals and Compliances
Description
-
-
-
-
-
Current compensated choke
1- or 3-phase choke
THT terminals or wire leads
Flange for mounting onto printed circuit board
Fully potted resign
Applications
- Attenuation of common mode interferences
- May also be used in direct current applications where magnetic com-
pensation is required
- Designed for 230/400 VAC applications
Weblinks
pdf datasheet, html-datasheet, General Product Information, Distributor-
Stock-Check, Detailed request for product
Technical Data
Rated voltage
Rated Current
Rated inductance
Power Operating Frequency
Terminal Type
Weight
Material: Housing
Sealing Compound
up to 440 VAC
0.5 - 15 A @ Ta 40 °C
1 - 20 mH, Tol. -30% +50%
50 - 400 Hz
THT, Flexible wire
6 - 163 g
UL 94V-0
UL 94V-0
Test Voltage
Isolation Voltage
Climatic Category
Allowable Operation Temp.
1.8 kV, 50 Hz, 1 min, winding to winding
2 kV eff., winding to ambient
25/100/21 acc. to IEC 60068-1
-25 °C to 100 °C
Approvals and Compliances
Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in
Details about
Approvals
Approvals
The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.
Approval Reference Type: DFK
Approval Logo
Certificates
UL Approvals
Certification Body
UL
Description
UL File Number:
Application standards
Application standards where the product can be used
Organization
Design
Designed for applications acc.
Standard
IEC/UL 60950
Description
IEC 60950-1 includes the basic requirements for the safety of information
technologyequipment.
Compliances
The product complies with following Guide Lines
Identification
Details
CE declaration of conformity
Initiator
SCHURTER AG
Description
The CE marking declares that the product complies with the applicable
requirements laid down in the harmonisation of Community legislation on
its affixing in accordance with EU Regulation 765/2008.
EU Directive RoHS 2011/65/EU
The law SJ / T 11363-2006 (China RoHS) has been in force since 1 March
2007. It is similar to the EU directive RoHS.
On 1 June 2007, Regulation (EC) No 1907/2006 on the Registration,
Evaluation, Authorization and Restriction of Chemicals 1 (abbreviated as
"REACH") entered into force.
RoHS
China RoHS
REACH
SCHURTER AG
SCHURTER AG
SCHURTER AG
EMC Products
1
DFK
Impedance curves
DFK-175-xxxx, DFK-20-xxxxx
z [Ω]
1M
https://www.schurter.com /PG81_82
Suppression Chokes
DFK-25-xxxx, DFK-40-xxxxx
z [Ω]
1M
100k
100k
10k
DFK-175-0001
DFK-20-0001
100
DFK-20-0002
10k
DFK-25-0001
DFK-25-0002
DFK-40-0003
100
DFK-40-0004
DFK-40-0005
1k
1k
10
10k
100k
1M
10M f [Hz]
10
10k
100k
1M
10M f [Hz]
DFK-33-xxxx, DFK-48-xxxxx
z [Ω]
1M
100k
10k
DFK-33-0001
DFK-33-0002
DFK-48-0008
1k
100
10
10k
100k
1M
10M f [Hz]
All Variants
I
n
[A]
0.5
1
1
1
2
2
3
6
10
15
6
L
n
[mH]
10
10
20
10
10
20
10
4
2
1
4 x 1.5
R
cu
[mΩ]
900
500
500
510
250
250
150
27
9
10
20
f
RES
[MHz]
0.5
0.7
0.5
0.5
0.5
0.3
0.38
0.4
1.45
1.45
0.2
Copper ø
[mm]
0.5
0.6
0.6
0.6
0.6
0.6
0.6
-
-
2.5 x 2.5
1.5 x 1.5
Weight [g]
6g
12 g
12 g
18 g
18 g
37 g
37 g
127 g
127 g
127 g
163 g
Housings
03
07
07
11
12
20
20
25-2
25-2
25-2
29-4
Packing unit [pcs.]
100
150
150
50
50
45
45
10
10
10
10
Order Number
DFK-175-0001
DFK-20-0001
DFK-20-0002
DFK-25-0001
DFK-25-0002
DFK-33-0001
DFK-33-0002
DFK-40-0003
DFK-40-0004
DFK-40-0005
DFK-48-0008
Availability for all products can be searched real-time:https://www.schurter.com/en/Stock-Check/Stock-Check-SCHURTER
4
EMC Products
The specifications, descriptions and illustrations indicated in this document are based on current
information. All content is subject to modifications and amendments. Information furnished is believed
to be accurate and reliable. However, users should independently evaluate the suitability and test each
product selected for their own applications.
30.11.2017