Carlo Gavazzi CTD10S40005AXXX split-core current transformer with 4000 A primary current and 5 A secondary output for industrial current measurement applications.
£240.17
The Carlo Gavazzi CTD10S40005AXXX is a high-performance split-core AC current transformer designed for accurate current measurement and monitoring in industrial electrical systems, power distribution equipment and energy management applications. As part of the reliable Carlo Gavazzi CTD10S series, it provides a practical solution for measuring high primary currents while allowing simple installation around existing busbars.
This current transformer provides a 4000 A primary current rating with a 5 A secondary output, allowing connection to compatible electrical meters, monitoring systems and protection devices. The split-core construction simplifies retrofit installation by allowing the transformer to be fitted without disconnecting existing conductors.
With reliable Class 1 accuracy, a robust industrial housing and busbar mounting capability, the CTD10S40005AXXX is suitable for large-scale electrical monitoring applications where dependable current measurement and easy maintenance are required. The CTD10S series is designed for high-current industrial installations with busbar mounting and conforms to EN61869-2 current transformer standards.
Current transformers such as the Carlo Gavazzi CTD10S40005AXXX provide a safe and efficient method of reducing high electrical currents to measurable secondary signals for energy monitoring, metering and protection systems. Their split-core design supports installation in existing electrical equipment with minimal interruption.
The CTD10S series is engineered for industrial power distribution and energy management applications. Its durable construction, secure busbar mounting and reliable measurement characteristics make it suitable for modern electrical infrastructure requiring accurate current feedback.
| Manufacturer | Carlo Gavazzi |
|---|---|
| Series | CTD10S |
| Model | CTD10S40005AXXX |
| Product type | Split-core AC current transformer |
| Primary current | 4000 A |
| Secondary current | 5 A |
| Accuracy class | Class 1 |
| Operating frequency | 48–62 Hz |
| Maximum system voltage | 0.72 kV |
| Rated insulation level | 3 kV / 1 min at 50 Hz |
| Mounting type | Busbar mounting |
| Maximum busbar size | 51 mm × 125 mm |
| Housing material | Self-extinguishing ABS UL 94 V-0 |
| Protection rating | IP00 with sealable terminal covers; IP20 with terminal covers and wire terminals |
The CTD10S40005AXXX is used for measuring high AC currents in industrial electrical systems, energy monitoring installations and power distribution equipment.
This current transformer is designed for a 4000 A primary current.
The transformer provides a standard 5 A secondary output for connection to compatible measurement equipment.
The CTD10S40005AXXX provides Class 1 accuracy for reliable current measurement.
The unit is typically installed on busbars inside electrical panels and industrial power distribution systems.
Carlo Gavazzi CTD10S current transformers are trusted by electrical engineers and automation professionals for accurate current measurement, reliable monitoring and efficient energy management in industrial applications.
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2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...