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CTD8S2505AXXX - 250 A Primary current, 5A output 30x80 mm

CTD8S2505AXXX – 250 A Primary current, 5A output 30×80 mm

Carlo Gavazzi CTD8S2505AXXX split-core current transformer with 250 A primary current and 5 A secondary output for industrial current measurement applications.

SKU: CTD8S2505AXXXMPN: CTD8S2505AXXX
Price
List Price £151.66 ex VAT
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£151.66
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Manufacturer Lead Time

£151.66

Why Choose the Carlo Gavazzi CTD8S2505AXXX Current Transformer?

The Carlo Gavazzi CTD8S2505AXXX is a reliable split-core AC current transformer designed for accurate measurement and monitoring of industrial electrical currents. As part of the Carlo Gavazzi CTD-8S current transformer series, it provides a standard 5 A secondary output for connection to energy meters, monitoring equipment and electrical protection systems.

The CTD8S2505AXXX features a split-core design with bus-bar mounting capability, allowing easier installation and retrofit integration without requiring complete conductor removal. Its secure fixing screws, double screw terminals and sealable terminal covers provide dependable operation in industrial switchboards and power distribution applications.

With a 250 A primary current rating, 5 A secondary output and compatibility with 30 mm × 80 mm bus-bar installations, the CTD8S2505AXXX provides accurate current transformation for industrial measurement, energy monitoring and electrical control applications.

Key Advantages

  • 250 A / 5 A current transformation ratio for industrial current measurement applications.
  • Split-core construction simplifies installation and retrofit projects.
  • Class 1 accuracy for reliable current monitoring performance.
  • 30 mm × 80 mm maximum bus-bar compatibility for flexible installation.
  • 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.
  • 250 A rated primary current.
  • 5 A rated secondary current output.
  • 250:5 current ratio.
  • Class 1 accuracy.
  • Maximum bus-bar size: 30 mm × 80 mm.
  • Operating frequency range of 48–62 Hz.
  • Bus-bar mounting with isolated fixing hardware.
  • Double screw terminals supporting up to 8-wire connections.
  • Sealable split-core fixing screws for secure installation.

Reliable Current Measurement for Industrial Power Systems

Current transformers such as the Carlo Gavazzi CTD8S2505AXXX allow electrical systems to be monitored safely by reducing the measured primary current to a standard secondary signal. This enables accurate connection to energy meters, monitoring devices and electrical protection equipment.

The CTD-8S series combines split-core installation convenience with dependable current measurement performance, making it suitable for industrial installations where reliable monitoring and secure mounting are required.

Typical Applications

  • Industrial electrical distribution panels.
  • Energy monitoring and power management systems.
  • Electrical switchboards and control cabinets.
  • Motor control centres.
  • Power meters and monitoring equipment.
  • Industrial automation and electrical measurement systems.

Technical Specifications

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Manufacturer Carlo Gavazzi
Series CTD-8S
Model CTD8S2505AXXX
Product type Split-core AC current transformer
Primary current 250 A
Secondary current 5 A
Current ratio 250:5
Accuracy class Class 1
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 mounting
Maximum bus-bar size 30 mm × 80 mm
Housing material Self-extinguishing ABS UL 94 V-0
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 CTD8S2505AXXX used for?

The CTD8S2505AXXX is used to measure AC current and provide a standard 5 A secondary output for electrical monitoring and metering equipment.

What is the current ratio of this transformer?

The transformer has a 250:5 ratio, with a 250 A primary current rating and 5 A secondary output.

What type of current transformer is the CTD8S2505AXXX?

The CTD8S2505AXXX is a split-core bus-bar current transformer designed for industrial electrical measurement applications.

What bus-bar size does this current transformer support?

The transformer supports bus-bars up to 30 mm × 80 mm.

What accuracy class does the CTD8S2505AXXX provide?

The CTD8S2505AXXX 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 industrial electrical measurement applications where accurate monitoring, flexible installation and dependable performance are required.

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