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TDK TDK Electronics · TDK Europe

MV PFC capacitors & PFC key components

  • Complete range of components and systems for reactive power compensation and harmonic filtering
  • MV capacitors: shunt power, engery storage, surge suppression, harmonic filtering
  • MV accessories: vacuum switches, reactors

Vacuum contactors

  • Encapsulated vacuum interrupter with high dielectric strength and reliability
  • Choice of solenoid or mechanical latched type mechanism
  • Capable of operation from 70 to 120% of rated voltage of operating coil
  • Highly efficient in capacitor switching and DC switching applications
  • No arc produced is exposed to atmosphere, hence no fire hazard
  • Maintenance free electrical contacts
  • Compact footprints to save panel space
  • Long electrical and mechanical life
  • Rated voltage VR: 6.6/11 kV 
  • High system voltage: 7.2/12 kV
  • Rated frequency fR: 50/60 Hz
  • Basic insulation level:
    for 6.6 kV rating – 20 kV AC / 60 kV peak
    for 11 kV rating – 28 kV AC / 75 kV peak
  • Number of poles: 3, 2, 1
  • Rated current: 400 A
  • Rated motor switching current: 400 A
  • Rated single bank capacitor switching current: 100/200 A
  • Rated short time current: 10 kA / 1 s
  • Peak making current: 25 kA peak
  • Electrical endurance: 100 000 operations
  • Mechanical endurance: 250 000 operations
  • Mechanism: solenoid / mechanical latch
  • Specifications: IEC 62271

Product search

Type PDF
EVC12400 file_pdf_box
EVC12400-L file_pdf_box
EVC7400 file_pdf_box
EVC7400-L file_pdf_box

MV capacitor switches

  • Light weight, can be mounted on single or double pole structure
  • Eco friendly and high power switching capacity
  • Offers various power interface,
    control and protection options to meet various customized application needs
  • The core of capacitor switch is a specially designed vacuum contactor
    suitable for capacitor switching
  • The switch comprises of vacuum contactor and
    other associated equipment for measuring
  • Current transformer, potential transformer,
    auxiliary transformer etc., depending on the specific application requirement
  • Rated voltage VR: 11 kV
  • High system voltage: 12 kV
  • Rated frequency fR: 50 Hz
  • Number of phases: 3
  • Basic insulation level: 28 kV AC, 75 kV peak
  • Rated current: 400 A
  • Rated single bank capacitor switching current: 100/200 A
  • Rated short time current: 10 kA / 1 s
  • Peak making current: 25 kA peak
  • Electrical endurance: 100 000 operations
  • Mechanical endurance: 100 000 operations
  • Mechanism: solenoid
  • Controller type: single-step or multi-step
  • Installation: outdoor/indoor
  • Mounting type: pole mounted, elevating structure, plinth structure mounted
  • Power interface: 6, 7, 9 bushing
  • Indication: switch on/off
  • Specifications: IS:9920:85

Type PDF
B44061S assignment

MV capacitors

  • Extended foil design
  • Low energy consumption
  • Available in stainless steel (SS304/SS409) or mild steel containers (CRCA)
  • Available with internal/external fuses
  • Banking: star, delta, double star
  • Welded/soldered bushings
  • Selected ratings in non ceramic bushings
  • Special designs for harmonic filtering
  • Rated voltage VR: 1 … 33 kV
  • Rated power QR: 50 … 1000 kvar in single unit
  • Rated frequency fR: 50/60 Hz
  • Number of bushings:
    1, 2 (single-phase)
    3, 4 (three-phase)
  • Installation: outdoor/indoor
  • Temperature class: -20 … +55 °C
  • Fuse: internat/external
  • Specifications: IEC 60871, IS 13925
  • Configuration: 1Φ, 3Φ(D), 3Φ(Y)
  • BIL: 20 ... 170 kV 

Product search

Type PDF
B25161 file_pdf_box
B25161 file_pdf_box