Carlo Gavazzi CTD10S4005AXXX split-core current transformer with 400 A primary current and 5 A secondary output for industrial current measurement applications.
£163.00
The Carlo Gavazzi CTD10S4005AXXX is a reliable split-core AC current transformer designed for accurate current measurement in industrial electrical systems, energy monitoring installations and power distribution equipment. As part of the proven Carlo Gavazzi CTD10S series, it provides a convenient solution for measuring electrical currents while allowing straightforward installation around existing busbars.
This current transformer provides a 400 A primary current rating with a 5 A secondary output, making it suitable for connection to standard electrical meters, monitoring devices and protection equipment. Its split-core design allows installation without disconnecting existing conductors, helping reduce downtime during system upgrades or maintenance.
With Class 1 accuracy, a compact split-core construction and a maximum busbar width of 51 mm, the CTD10S4005AXXX is designed for dependable current monitoring in industrial control panels, electrical distribution systems and energy management applications.
Current transformers such as the Carlo Gavazzi CTD10S4005AXXX provide a safe and efficient method of converting high electrical currents into measurable secondary signals for energy monitoring, metering and protection systems. Their split-core design allows 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 mounting arrangement and dependable measurement accuracy make it suitable for modern electrical infrastructure requiring reliable current feedback.
| Manufacturer | Carlo Gavazzi |
|---|---|
| Series | CTD10S |
| Model | CTD10S4005AXXX |
| Product type | Split-core AC current transformer |
| Primary current | 400 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 |
| Aperture diameter | 51 mm |
| Maximum busbar width | 51 mm |
| Housing material | Self-extinguishing ABS UL 94 V-0 |
| Protection rating | IP00 with sealable terminal covers; IP20 with terminal covers and wire terminals |
| Standard | EN61869-2 |
The CTD10S4005AXXX is used for measuring AC current in industrial electrical systems, energy monitoring installations and power distribution equipment.
This current transformer is designed for a 400 A primary current.
The transformer provides a standard 5 A secondary output for connection to compatible measurement equipment.
The CTD10S4005AXXX provides Class 1 accuracy for dependable current measurement.
The unit is typically installed in electrical panels and distribution systems using busbar mounting arrangements.
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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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
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...