EMC countermeasure products: Current compensation ring core choke for home appliances

The TDK Group introduces the new B82721K2*U* series EPCOS ring core chokes. This series of power cord chokes comply with the RoHS directive and is especially suitable for a variety of household appliances such as washing machines, dishwashers, refrigerators and heating control devices. The series of chokes are flame-retardant plastic enclosures in accordance with UL 94 V-0, with a CTI of 600 and comply with IEC 60335-1, Article 30 certification requirements (glow wire test and ball pressure test). In addition, the coils are fully enclosed and can be used in highly polluted environments. The new series of chokes are rated at 250 V AC, with an inductance range of 0.4 mH to 47 mH, rated currents from 0.4 A to 2.8 A (depending on the inductor size) and a nominal ambient temperature of +70 °C. All models have a size of 13.2 mm x 18.2 mm x 20 mm. These components are certified by UL and VDE related component standards (UL 1283, IEC 60938-2).

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Main application power supply, household appliances and heating control devices

Main features and advantages According to IEC 60335-2, suitable for applications requiring CTI >250 and 3 pollution

Higher rated current and rated temperature

Amorphous Iron Core For Peak Suppressor

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