High voltage instrument transformers

Current, voltage and combined transformers, oil-paper or gas insulated up to 800 kV.

Gas Insulated Voltage Transformers

Gas Insulated Voltage Transformers

Arteche Hitachi Electric Instrument Transformers (AHEIT) is a JV between Arteche Group and Hitachi Electric specialised in the manufacture of instrument transformers for gas insulated substations (GIS). 

AHEIT offers a complete range of voltage transformers for GIS up to 525kV.

Some of its applications:

  • Voltage measurement and protection in shielded substations.
  • Supply of auxiliary services in substations



Documentation and Downloads

Gas Insulated Instrument Transformers for GIS Switchgears
Transformadores Aislados en Gas para Subestaciones GIS
User Manual Voltage Transformers GIS

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