Power line chokes
Current-compensated ring core double chokes
600 V AC / 1000 V DC, 0.42 3.3 mH, 20 50 A, +70 C
Series/Type: B8272*E6
Date: May 2015
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EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company. Power line chokes B8272*E6
Current-compensated ring core double chokes
Rated voltage 600 V AC / 1000 V DC
Rated inductance 0.42 ... 3.3 mH
Rated current 20 ... 50 A / +70 C
Construction
Current-compensated ring core double choke
Ferrite core
Size A
Plastic core case incl. spacer (UL 94 V-0, CTI600)
Plastic base plate (UL 94 V-0)
Sector winding
Clearance and creepage distances t 8 mm
Features
Insulation for high voltage applications
Approx. 0.6 ... 0.8% stray inductance for
symmetrical interference suppression
Wide range of values due to 3 core sizes
High rated current and rated temperature Size B
Suitable for wave soldering
Design complies with EN 60938-2 (VDE 0565-2)
UL 1446 class 155 (F) electrical insulation system
Recyclable owing to omission of adhesives
RoHS-compatible
Applications
Suppression of common-mode interferences
High-voltage switch-mode power applications
Power inverters
Size C
Frequency converters
Terminals
Ends of winding wires
Hot-dip tinned
Marking
Product brand, electrical insulation system designation, ordering code,
rated voltages, rated inductance, rated current, date of manufacture
(YYWWD.internal ID code), production place identification code
Delivery mode
Cardboard box
Please read Cautions and warnings and
2 05/15
Important notes at the end of this document.