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  • CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase
  • CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase
  • CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase
  • CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase
  • CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase
  • CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase
CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase

CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase

$2500.00-$3500.00/ Piece|15 Piece/Pieces(Min. Order)

Customization:

Customized logo（Min.Order: 1 pieces）
Customized packaging（Min.Order: 1 pieces）
Graphic customization（Min.Order: 1 pieces）
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CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Voltage Metering & Current Transformation: Designed to step down 33KV voltage to 0.11KV (110V), enabling precise metering and current measurement in three-phase systems.
  • Toroidal Autotransformer Efficiency: Compact toroidal coil structure ensures high efficiency, low energy loss, and stable power distribution for instrument-grade applications.

Key features

  • 1. Robust Metal Construction with Ceramic Insulators

    • With a corrosion-resistant metal body and ceramic insulators, ensure durability and electrical safety in harsh outdoor environments. This design outperforms plastic-based models* by resisting environmental degradation and preventing electrical arcing.

  • 2. Compact Modular Design for Easy Integration

    • With a space-saving toroidal coil structure and modular build, easily integrate the transformer into existing systems while optimizing installation flexibility. Its compact form factor is ~20% smaller than traditional designs*.

  • 3. High-Efficiency Autotransformer Technology

    • With an autotransformer design, achieve energy-efficient voltage conversion (33KV to 0.11KV) with minimal power loss. This delivers up to 15% lower energy consumption than conventional transformers* for industrial metering applications.

  • 4. Versatile Three-Phase Metering Solution

    • Designed for outdoor 33KV metering applications, reliably handle high-voltage distribution in commercial or industrial settings. The 400-200/1A rating ensures precise current measurement for instrument-grade accuracy.

  • 5. CE-Certified Safety and Compliance

    • With CE certification, meet EU safety and performance standards for professional use. The ceramic-insulated terminals and robust grounding ensure compliance with high-voltage electrical regulations.

Product details

CT Current Transformer Outdoor 33KV Metering Unit 33/0.11KV PT and 400-200/1A Instrument AUTOTRANSFORMER TOROIDAL Three Phase

The CT Current Transformer Outdoor 33KV Metering Unit is a robust three-phase autotransformer designed for high-voltage metering applications. Built with a toroidal coil structure and ceramic-insulated terminals, it ensures precise current transformation (400-200/1A) and voltage conversion (33/0.11KV PT) in outdoor environments. CE-certified and constructed from durable metal, this transformer balances compact modularity with industrial-grade performance.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialSteel/Aluminum (light gray finish)Withstands outdoor exposure and thermal stress
Coil StructureToroidal AutotransformerReduces energy loss in three-phase systems
CertificationCE-compliantEnsures safety in regulated power distribution
Voltage Handling33KV input / 0.11KV outputAccurate metering in high-voltage grids
InsulationCeramic-coated terminalsPrevents electrical arcs in harsh environments
Phase ConfigurationThree-phaseSupports industrial and commercial power systems

Customization guide

Adjustable parameters include voltage ratings (33KV/0.11KV), output current (1A), and insulation levels to meet specific grid requirements. Custom labels can be added for site-specific identification.

Get inspired

Ideal for utility companies and industrial facilities, this transformer enables precise current measurement and voltage step-down in outdoor settings. Its toroidal design minimizes electromagnetic interference, ensuring reliable performance in power distribution networks.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Voltage Rating33KV/0.11KV33KV/0.11KV (+10%)33KV/0.11KV (+20%)*
Efficiency92%95%98%
Insulation ClassClass F (155°C)Class H (180°C)Class C (220°C)
Capacity400VA600VA1000VA

Supplier's note

  1. Technical Breakthroughs:

    • Ceramic Insulators: Triple the industry standard dielectric strength, enabling safe operation in high-voltage environments.
    • Toroidal Design: 20% lower energy loss compared to conventional transformers due to optimized magnetic flux.
    • CE Compliance: Meets rigorous EU safety standards for outdoor electrical equipment.

  2. Optimal Version Selection:

    • Base Model: Ideal for small-to-medium grids requiring standard 33KV metering (e.g., residential substations).
    • Advanced Model: Recommended for commercial facilities needing enhanced thermal tolerance (Class H insulation) and higher efficiency.
    • Pro Model: Best suited for industrial plants demanding high capacity (1000VA) and extreme insulation (Class C) for harsh outdoor conditions.

*Pro Model’s 20% higher voltage tolerance ensures compatibility with fluctuating grid demands.

Frequently asked questions

  • Which CT Current Transformer is best suited for outdoor high-voltage metering applications?

  • How do I clean and maintain the terminals of a 33KV autotransformer?

  • What materials make the 33KV autotransformer durable for outdoor use?

  • Can the voltage ratings of the 33KV autotransformer be customized?

  • Is the CT Current Transformer certified for high-voltage safety standards?

  • How does the toroidal coil design improve performance in three-phase systems?

  • What makes this autotransformer suitable for instrument applications?

  • How does the outdoor 33KV unit handle voltage transformation efficiency?

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