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Power Electronics > Capacitors - High Voltage/Energy > DC Filter Capacitors

DC Filter Capacitors

NWL High Voltage Capacitors including Energy Discharge, Pulse, DC Filter, E series

FEATURES:

  • High Voltage designs to 200kV
  • Ripple currents to 2500A
  • High frequency designs up to 1MHz
  • Many construction styles

Product Summary:
NWL's DC Filtering Capacitors are mainly used for smoothing of pulsating DC voltages. They have the ability to handle peak currents and ripple currents while providing a source of DC voltage that remains constant.

Applications:
NWL's Filtering Capacitors are found in DC Power Supplies, DC Filters, and Motor Drives.

Specifications:
Capacitor Tolerance: NWL provides our standard capacitor with a tolerance of ± 10%. Designs are available with lower tolerances by consulting one of our application engineers.

Ripple Currents:
NWL is capable of providing filtering capacitors with ripple currents up to 2500 amperes rms. When ripple currents exceed 40 amps rms, heat dissipation becomes a factor and the customer needs to know the temperature extremes of his application.

Frequency:
NWL Capacitors provides filtering capacitors in applications that operate at frequencies up to 1 MHz.

Case Styles:
Filtering capacitors are available in Oval and Rectangular Drawn Steel Cans, Welded Steel Cans, Welded Aluminum Cans, Stainless Steel Cans, Welded Brass Cans, and Polypropylene Cases.

Dielectric Types:
Filtering capacitors are dry or oil filled and manufactured using a variety of materials such as Kraft, Polypropylene, and Polyester using foil and metalized electrodes. Consult one of our application engineers for the design that best suits your application.

NWL

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