Transformer Bushing CT (BCT)

Primary Current 100 A - 5000 A
Accuracy Class 0.2 / 0.5 / 5P / 10P
Burden 5 VA - 30 VA
Application Transformer Bushing
Insulation Cast resin
Standard IEC 61869 / IEEE C57.13
Cores Up to 4 cores per BCT

Transformer Bushing CT (BCT)

Primary Current 100 A - 5000 A
Accuracy Class 0.2 / 0.5 / 5P / 10P
Burden 5 VA - 30 VA

ZDVolt’s Bushing Current Transformers (BCTs) are precision-engineered toroidal current transformers designed to mount around transformer bushings. They provide accurate current measurement signals for metering, protection, and control systems without requiring additional space or separate CT installations.

Key Specifications

  • Primary current range: 100 A to 5000 A
  • Up to 4 independent cores per BCT assembly
  • Metering accuracy class: 0.2 / 0.2S / 0.5 / 0.5S
  • Protection accuracy class: 5P / 10P / PX

Features & Benefits

  • Space-efficient design — mounts directly on bushing turret
  • High accuracy metering and protection performance
  • Multiple core configurations for combined metering and protection
  • Cast resin insulation for moisture resistance
  • Compatible with all ZDVolt bushing types
  • Custom ratio and burden designs available

Downloads

Related Documents

BCT Product Catalog

PDF Download

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