Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
CTD2X1205AXXX – CTD-2X Current Transformer 120A
Carlo Gavazzi CTD2X1205AXXX solid-core current transformer with 120 A primary current, 5 A secondary output, Class 1 accuracy and a 24 mm cable aperture for industrial electrical measurement and energy monitoring.
£37.49
Why Choose the Carlo Gavazzi CTD2X1205AXXX Current Transformer?
The Carlo Gavazzi CTD2X1205AXXX is a compact and reliable solid-core current transformer (CT) designed for AC current measurement in industrial electrical installations, energy monitoring systems and power distribution equipment. As part of the Carlo Gavazzi CTD-2X series, it provides dependable current transformation for use with compatible energy meters, power analysers and electrical monitoring equipment.
This current transformer converts the current flowing through a primary cable or busbar into a proportional secondary current that can be safely measured by compatible instrumentation. Its solid-core construction provides a robust solution for permanent installations, while the stepped aperture accommodates both cables and common busbar sizes. Integrated DIN rail mounting and screw-terminal connections help simplify installation within electrical panels and switchboards.
With a rated primary current of 120 A and a 5 A secondary output, the CTD2X1205AXXX provides a transformation ratio of 120/5 A. It features Class 1 accuracy, a 24 mm cable aperture and support for busbars up to 32 mm wide, making it suitable for industrial current measurement and energy monitoring applications.
Key Advantages
- Robust solid-core current transformer designed for industrial AC measurement.
- 120 A rated primary current for electrical distribution and monitoring applications.
- 5 A secondary output compatible with standard industrial metering equipment.
- Class 1 accuracy for dependable current measurement.
- 24 mm cable aperture accommodates suitable primary conductors.
- Supports busbars up to 32 mm wide.
- Stepped opening supports common 30 × 10 mm and 25 × 20 mm busbars.
- Integrated DIN rail mounting facility simplifies installation in electrical panels.
Key Features
- Carlo Gavazzi CTD-2X series.
- 120 A rated primary current.
- 5 A rated secondary current.
- 24:1 current transformation ratio.
- Class 1 measurement accuracy.
- 2.75 VA rated burden at Class 1.
- 3.75 VA rated burden at Class 3.
- 24 mm hole diameter for cable installations.
- Maximum 32 mm busbar width.
- Stepped aperture suitable for 30 × 10 mm and 25 × 20 mm busbars.
- Integrated DIN rail mounting holder.
- Double set of secondary connection terminals.
- Screw-terminal secondary connections.
- Solid-core construction for permanent electrical installations.
- CE, cURus and CSA approvals.
Reliable Current Measurement for Electrical Systems
Current transformers such as the Carlo Gavazzi CTD2X1205AXXX allow AC current to be monitored without routing the full primary current directly through the connected measuring instrument. The transformer produces a proportional 5 A secondary current that can be measured by compatible energy meters, power analysers and electrical monitoring equipment.
The CTD-2X series is designed for electrical applications where dependable measurement, robust construction and flexible installation are important. Its 120/5 A transformation ratio, Class 1 accuracy, stepped conductor opening and solid-core design make the CTD2X1205AXXX particularly suitable for permanent energy management, power distribution and electrical monitoring installations.
Typical Applications
- Industrial electrical distribution panels.
- Energy monitoring and metering systems.
- Power analysers and electrical measuring equipment.
- Building energy management systems.
- Industrial machinery and automation panels.
- Electrical switchboards and distribution systems.
- Cable and busbar current measurement.
- Commercial and industrial power monitoring installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Mounting Type | Busbar, DIN rail, Panel / base | |
|---|---|---|
| Device Type | Solid-core CT | |
| Rated Primary Current (A) | 120 A | |
| Secondary Current / Output | 5 A | |
| Aperture (mm) | 32 mm | |
| Accuracy Class | Class 1 | |
| Rated Burden (VA) | 2.75 VA | |
| Manufacturer | Carlo Gavazzi | |
| Series | CTD-2X | |
| Model | CTD2X1205AXXX | |
| Product type | Solid-core current transformer | |
| Rated primary current | 120 A | |
| Rated secondary current | 5 A | |
| Transformation ratio | 120/5 A (24:1) | |
| Accuracy class | Class 1 | |
| Rated burden, Class 1 | 2.75 VA | |
| Rated burden, Class 3 | 3.75 VA | |
| Hole diameter | 24 mm | |
| Maximum busbar width | 32 mm | |
| Typical busbar sizes | 30 × 10 mm / 25 × 20 mm | |
| Construction | Solid core | |
| Primary connection | Through-feed cable or busbar | |
| Secondary connection | Screw terminals | |
| Mounting | DIN rail, panel or busbar mounting | |
| Approvals | CE, cURus and CSA | |
| EAN | 8030956040326 |
Frequently Asked Questions
What is the Carlo Gavazzi CTD2X1205AXXX used for?
The CTD2X1205AXXX is used to transform AC current into a proportional 5 A secondary current for electrical measurement, energy metering and power monitoring applications.
What is the primary current rating of the CTD2X1205AXXX?
The current transformer has a rated primary current of 120 A.
What secondary current does this current transformer provide?
The CTD2X1205AXXX provides a rated 5 A secondary output, giving it a transformation ratio of 120/5 A or 24:1.
What accuracy class is the CTD2X1205AXXX?
The CTD2X1205AXXX has Class 1 accuracy and a rated burden of 2.75 VA at Class 1.
What size conductor or busbar can the CTD2X1205AXXX accommodate?
The current transformer has a 24 mm cable aperture and supports busbars up to 32 mm wide, including common 30 × 10 mm and 25 × 20 mm busbar arrangements.
Trusted Industrial Current Measurement
Carlo Gavazzi CTD solid-core current transformers are designed to provide dependable current measurement for industrial energy monitoring, power distribution and automation systems, combining practical mounting options with robust construction for permanent electrical installations.
