Replacement for voltage transformers

CAPDIS-4o Replacement for Potential Transformer in Medium Voltage

Replacement of inductive Voltage Transformers by Low Power Sensors and Voltage Amplifier

System-Class: 1 %

Handling Advantages

  • Minimum space required, no additional measuring compartment required
  • No demounting during lightning impulse tests required
  • No ferroresonance


  • Ohmic Divider type OKE for air-insulated switch gears row 12 kV or 24 kV
  • Ohmic Divider type OAS for elbow-plugs in gas insulated switch gears row 12 kV or 24 kV
  • Voltage Amplifier type CAPDIS-4o
    - Input: Low power signal from Ohmic Divider
    - Output: 3x 100VAC /√3, 3x 0.5 VA