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CTD8S20005AXXX - 2000 A Primary current, 5A output 30x80 mm

CTD8S20005AXXX – 2000 A Primary current, 5A output 30×80 mm

Carlo Gavazzi CTD8S20005AXXX split-core current transformer with 2000 A primary current and 5 A secondary output for high-current industrial measurement applications.

SKU: CTD8S20005AXXXMPN: CTD8S20005AXXX
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List Price £154.72 ex VAT
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Why Choose the Carlo Gavazzi CTD8S20005AXXX Current Transformer?

The Carlo Gavazzi CTD8S20005AXXX is a high-current split-core AC current transformer designed for accurate measurement and monitoring of large electrical currents in industrial power distribution systems. As part of the reliable Carlo Gavazzi CTD-8S current transformer series, it provides a standard 5 A secondary output for connection to energy meters, monitoring systems and electrical protection equipment.

The CTD8S20005AXXX features a split-core design with bus-bar mounting capability, allowing easier installation and retrofit integration without requiring complete conductor removal. Its robust construction includes secure fixing screws, sealable terminal covers and flexible mounting options for demanding industrial electrical applications.

With a 2000 A primary current rating, 5 A secondary output and a 31 mm × 81 mm opening suitable for bus-bar installations, the CTD8S20005AXXX is designed for dependable current measurement in high-power electrical distribution and energy monitoring applications.

Key Advantages

  • 2000 A / 5 A current transformation ratio for high-current industrial measurement.
  • Split-core construction simplifies installation and retrofit applications.
  • Class 1 accuracy for reliable industrial current monitoring.
  • 30 mm × 80 mm maximum bus-bar compatibility for large conductor systems.
  • Multiple isolated fixing screws provide secure bus-bar mounting.
  • Sealable terminal covers improve connection safety and protection.

Key Features

  • Carlo Gavazzi CTD-8S series split-core current transformer.
  • 2000 A rated primary current.
  • 5 A rated secondary current output.
  • 2000:5 current ratio.
  • Class 1 accuracy.
  • 31 mm × 81 mm aperture size.
  • Maximum bus-bar size: 30 mm × 80 mm.
  • Operating frequency range of 48–62 Hz.
  • Double screw terminals supporting secure multi-wire connections.
  • Split-core fixing screws designed for safe installation.

Reliable Current Measurement for High-Power Electrical Systems

Current transformers such as the Carlo Gavazzi CTD8S20005AXXX allow high electrical currents to be monitored safely by reducing the primary current to a standard secondary signal. This enables accurate connection to energy meters, monitoring equipment and industrial protection systems.

The CTD-8S series is designed for demanding industrial installations where accurate measurement, secure mounting and long-term reliability are essential. Its split-core construction provides installation flexibility for both new systems and retrofit projects.

Typical Applications

  • Industrial power distribution switchboards.
  • Large electrical panels and control cabinets.
  • Energy monitoring and power management systems.
  • High-current bus-bar measurement installations.
  • Industrial metering and protection equipment.
  • Automation and electrical monitoring systems.

Technical Specifications

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Mounting Type Busbar, DIN rail, Panel / base
Rated Primary Current (A) 2000 A
Secondary Current / Output 5 A
Aperture (mm) 80 × 30 mm
Accuracy Class Class 1
Rated Burden (VA) 20 VA
Device Type Split-core CT
Manufacturer Carlo Gavazzi
Series CTD-8S
Model CTD8S20005AXXX
Product type Split-core AC current transformer
Primary current 2000 A
Secondary current 5 A
Current ratio 2000:5
Accuracy class Class 1
Rated secondary apparent power 20 VA
Frequency range 48–62 Hz
Maximum system voltage 0.72 kV
Rated insulation level 3 kV / 1 min at 50 Hz
Insulation class E (maximum 75 °C)
Security factor ≤5
Mounting type Bus-bar / DIN rail / panel mounting
Opening size 31 mm × 81 mm
Maximum bus-bar size 30 mm × 80 mm
Housing material Self-extinguishing UL 94 V-0 material
Connection type Double screw terminals
Protection rating IP00 without terminal covers / IP20 with sealable terminal covers
Working temperature -25 °C to product-specific maximum rating
IP Rating IP20

Frequently Asked Questions

What is the Carlo Gavazzi CTD8S20005AXXX used for?

The CTD8S20005AXXX is used for measuring high AC currents and providing a standard 5 A secondary output for industrial monitoring and metering equipment.

What is the current ratio of this transformer?

The transformer has a 2000:5 ratio, with a 2000 A primary current rating and 5 A secondary output.

What type of current transformer is the CTD8S20005AXXX?

The CTD8S20005AXXX is a split-core bus-bar current transformer designed for high-current industrial installations.

What aperture size does this current transformer have?

The transformer features a 31 mm × 81 mm opening for bus-bar installation.

What accuracy class does the CTD8S20005AXXX provide?

The CTD8S20005AXXX provides Class 1 accuracy for reliable industrial current measurement applications.

Trusted by Industrial Electrical Engineers Worldwide

Carlo Gavazzi CTD-8S current transformers are widely used in high-current industrial measurement applications where accurate monitoring, safe installation and dependable energy management are required.

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