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Capacitive Voltage Transformers (CVT)

Captive Voltage Transformers

Benefit of having KONCAR Current Voltage Transformers
  • Ability to satisfy all stipulated measurement and protection accuracy classes
  • Mixed dielectric as main insulation enables advantages
  • very low dielectric losses
  • extreme stability of capacitance with time and temperature change
  • High number of capacitor elements ensures ideal voltage distribution along inner and outer insulation
  • Resonant frequency of capacitor voltage dividers higher than 1 MHz
  • Experience in production of capacitor voltage transformers for highest voltage levels (up to 765 kV)
  • Maintenance free
  • Minimum quantity of transformer oil and exceptional reliability make it environmentally acceptable product
  • Experience in design and production of instrument transformers for seismically active, highly polluted and extreme climatic areas
  • Completely protected from corrosion
  • Transformer lifetime over 40 years
  • Fulfilment of customer special demands - Tailor-made product
  • Tradition, production and service experience of capacitor voltage transformers type VCU for more than 40 years

Main Features

  • Um: 72,5 up to 765 kV
  • Ability to satisfy all measurement and protection accuracy classes
  • Up to 4 secondary windings
  • High Frequency signal transfer
  • Thermal oil expansion is compensated by stainless steel bellows
  • Insulator can be porcelain or composite (silicone)
  • According to all standards (IEC, ANSI/IEEE, AS...