DFK - Chokes by the300e

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									Chokes www.schurter.com/pg8 Magnetically Compensated Choke, 1- and 3-phase
 

DFK

Description

-	Current	compensated	choke -	1-	or	3-phase	choke -	THT	terminals	or	wire	leads -	Flange	for	mounting	onto	printed	circuit	board -	Fully	potted	resign

-	Attenuation	of	common	mode	interferences -	May	also	be	used	in	direct	current	applications	where	magnetic	compensation	is	required -	Designed	for	230/400	VAC	applications

Applications

Standards

References Weblinks

General	Product	Information Approvals,	RoHS,	CHINA-RoHS,	e-Store,	SCHURTER-Stock-Check,	 Distributor-Stock-Check

-	EN	60938 -	IEC	60950 -	T.2 -	VDE	0565

Technical Data
Rated	Voltage Rated	Current Rated	inductance Power	Operating	Frequency Terminal	technic 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

Dimensions Case 03

Case 07

12.5 = = 17.5 15 20 = = 15

2

12.5 16.5 10 4.5 ±0.5

15 20 15 4.5 ±0.5

EMC products



DFK
www.schurter.com/pg8 Case 11 Case 12

Chokes

15 = = 25 20 = = 17.5 25

2.5

15 25 15 4.5 ±0.5

17.5 25 20 4.5 ±0.5

Case 20

Case 25-2

22.5 =

40 32 ø8 4.8

30.8

150 10...20

27.5

33

40 = 27.5 33 15 4.5 ±0.5

32 3.1

Case 29-4

48 38.2 ø8 5.8

30.8

150 10...20

38.2 3.1

48



EMC products

Chokes www.schurter.com/pg8

DFK

Diagrams

LN: Radio interference suppression choke (magnetically compensated  DF)  LS: Radio interference suppression choke (magnetically saturated DFS/DFL)

Variants
In [A] 0.5 1 1 1 2 2 3 6 6 10 15 Ln [mH] 10 20 10 10 20 10 10 4 x 1.5 4 2 1 Rcu [mΩ] 900 500 500 510 250 250 150 20 27 9 10 fRES [MHz] 0.5 0.5 0.7 0.5 0.3 0.5 0.38 0.2 0.4 1.45 1.45 Copper ø [mm] 0.5 0.6 0.6 0.6 0.6 0.6 0.6 1.5 x  2.5 x  Weight [g] 6 12 12 18 37 18 37 163 127 127 127 Case 03 07 07 11 20 12 20 29-4 25-2 25-2 25-2 Packing unit [pcs.] 100 150 150 50 45 50 45 10 10 10 10

Distributor-Stock-Check	|	SCHURTER-Stock-Check	|	e-Store
Order Number DFK-175-0001 DFK-20-0002 DFK-20-0001 DFK-25-0001 DFK-33-0001 DFK-25-0002 DFK-33-0002 DFK-48-0008 DFK-40-0003 DFK-40-0004 DFK-40-0005

The	specifications,	descriptions	and	illustrations	indicated	in	this	document	are	based	on	 EMC products current	information.	All	content	is	subject	to	modifications	anamendments.




								
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