High ripple filtering capacitors benefit from a sturdy construction are optmized for filtering rectified voltages under severe current constrains with low power losses and over very wide frequency ranges.

Their outstanding self-healing properties guarantee high reliability performance.

PERFORMANCES

  • Rated Voltage : from 2 to 60 kV
  • Standard Capacitance Tolerance : +/-10% (up to +/-5% on request)
  • Admissible Current: up to 12 Arms at 50 Hz
  • Frequency Range : up to 1 MHz
  • Loss Factor : < 3 x 10-4 at 1kHz
  • Operating Temperature : 0°C to 45°C
  • Storage Temperature : -10°C to 50°C
  • Standard Life Time : 25 000 hours (up to 100 000 hours on request)

APPLICATIONS

  • Multiphase filtering
  • Filtering in high power single phase rectification
  • High current pulses
    - D.C. Voltage blockage
  • All situations where a capacitor is permanently charged (or only partially discharged).

STANDARD DESIGN

  • Case shape : cylindrical or plane-parallel
  • Case material : Phelonic resin, laminate paper bakelite, PVC, metal
  • Terminals : axial leads in brass, thread rods or screw holes with contact plates

TECHNOLOGY

  • Self healing : yes
  • Dielectric : combination of paper and polypropylen
  • Polarized : no
  • Impregnation : oil (no P.C.B.)
  • Potting : polyurethane resin

CUSTOM

  • Compliance with UL94V0 or other standards on request
  • Matching with customers requirements concerning :
    • Rated voltage, up to 300kV,
    • Specific tolerance on capacitor value,
    • Operating temperature, up to 70°C,
    • Inset of fastening nuts or bolts,
    • etc....