In high and extra high voltage transmission systems, capacitor voltage transformers (CVTs) are used to provide potential outputs to metering instruments and protective relays. In addition, when equipped with carrier accessories, CVTs can be used for power line carrier (PLC) coupling.

Customer Benefits

• Operational security
• Superior transient response
• Extensive field experience, including highly seismic regions
• Operation as coupling capacitor for power line transmission
• Robust, leak-proof design
• Maintenance free
• Easy transport and installation

Characteristics

• 72.5 to 800 kV
• Cn from 1,750 to 37,500 pF
• Thermal capacity up to 1,500 VA
• Oil expansion by stainless-steel bellows
• Carrier accessories on request
• Compliance with IEC and IEEE or equivalents standards
• High quality film/paper-synthetic fluid insulation
• Porcelain or composite insulator
• Earthquake design possible on request