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CTD4X5005AXXX – CTD-4X Current Transformer 500A
Carlo Gavazzi CTD4X5005AXXX is a Class 0.5 solid-core current transformer with a 500 A AC primary rating, 5 A secondary output and 51 mm aperture for industrial energy metering and electrical current monitoring.
£68.78
Why Choose the Carlo Gavazzi CTD4X5005AXXX Current Transformer?
The Carlo Gavazzi CTD4X5005AXXX is a robust solid-core AC current transformer designed for accurate current measurement in industrial energy metering, power monitoring and electrical distribution applications. As part of the Carlo Gavazzi CTD-4X Series, it converts a rated primary current of 500 A AC into a standard 5 A secondary output for connection to compatible energy meters, power analysers and measurement equipment.
With a transformation ratio of 500/5 A, the CTD4X5005AXXX enables high-current electrical circuits to be monitored using instrumentation equipped with standard 5 A current inputs. Its Accuracy Class 0.5 provides dependable measurement performance for industrial energy management, load monitoring and electrical metering systems.
The CTD4X5005AXXX features a large 51 mm conductor aperture and accommodates busbars up to 64 mm wide. Its stepped opening is suitable for substantial cables and busbars, while the solid-core construction, screw terminal connections and mounting flexibility make it a practical choice for permanent installations in switchboards, distribution panels and industrial electrical systems.
Key Advantages
- Accurate 500/5 A current transformation ratio for industrial measurement systems.
- 500 A rated primary current for high-current electrical loads.
- Standard 5 A secondary output for compatible meters and power analysers.
- Accuracy Class 0.5 for dependable current and energy measurement.
- 10 VA rated secondary apparent power.
- FS5 overcurrent limiting factor for measurement applications.
- Large 51 mm conductor aperture accommodates substantial power cables.
- Supports busbars up to 64 mm wide.
- Solid-core construction provides a robust permanent current sensing solution.
- Suitable for industrial energy metering, power monitoring and electrical distribution systems.
Key Features
- Carlo Gavazzi CTD-4X Series current transformer.
- Solid-core through-feed construction.
- 500 A AC rated primary current.
- 5 A AC rated secondary current.
- 500:5 current transformation ratio.
- 100:1 transformation ratio.
- Accuracy Class 0.5.
- 10 VA rated secondary apparent power.
- FS5 overcurrent limiting factor.
- 51 mm opening diameter.
- 64 mm maximum busbar width.
- Stepped opening suitable for power cables and busbars.
- Double set of connection terminals for convenient wiring.
- Screw terminal secondary connections.
- Suitable for DIN rail or screw mounting arrangements.
- Suitable for compatible Carlo Gavazzi energy meters and power monitoring equipment.
Reliable Current Measurement for Energy Monitoring
Current transformers such as the Carlo Gavazzi CTD4X5005AXXX allow high AC currents to be measured by transforming the primary current into a proportional secondary current that can be safely handled by standard electrical instrumentation. At its rated primary current of 500 A, the CTD4X5005AXXX provides a 5 A secondary output for compatible energy meters, power analysers and monitoring equipment.
The CTD-4X solid-core design is particularly suited to permanent installations in switchboards, distribution panels and industrial electrical systems. Its Class 0.5 accuracy, large conductor opening and support for substantial cables and busbars make the CTD4X5005AXXX a practical solution for accurate energy measurement, load monitoring and electrical power management.
Typical Applications
- Industrial energy metering systems.
- Electrical distribution boards and switchboards.
- Power and load monitoring systems.
- Industrial machinery electrical monitoring.
- Building energy management systems.
- Power analysers and multifunction meters.
- Factory and production facility energy monitoring.
- Commercial and industrial electrical installations.
- Busbar and cable current measurement up to 500 A AC.
Technical Specifications
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| Mounting Type | DIN rail, Panel / base | |
|---|---|---|
| Rated Primary Current (A) | 500 A | |
| Secondary Current / Output | 5 A | |
| Aperture (mm) | 51 mm | |
| Accuracy Class | Class 0.5 | |
| Rated Burden (VA) | 10 VA | |
| Device Type | Solid-core CT | |
| Manufacturer | Carlo Gavazzi | |
| Series | CTD-4X | |
| Model | CTD4X5005AXXX | |
| Product type | Solid-core AC current transformer | |
| Transformer type | Through-feed current transformer | |
| Rated primary current | 500 A AC | |
| Rated secondary current | 5 A AC | |
| Current ratio | 500/5 A | |
| Transformation ratio | 100:1 | |
| Accuracy class | 0.5 | |
| Rated secondary apparent power | 10 VA | |
| Overcurrent limiting factor | FS5 | |
| Opening diameter | 51 mm | |
| Maximum busbar width | 64 mm | |
| Maximum horizontal busbar | 64 × 20 mm or 51 × 43 mm | |
| Maximum vertical busbar | 51 × 31 mm | |
| Core type | Solid core | |
| Aperture type | Stepped | |
| Connection | Screw terminals | |
| Terminal arrangement | Double set of connection terminals | |
| Mounting | DIN rail / screw mounting | |
| EAN | 8030956039832 | |
| Application | AC current measurement and energy monitoring |
Frequently Asked Questions
What is the Carlo Gavazzi CTD4X5005AXXX used for?
The Carlo Gavazzi CTD4X5005AXXX is a solid-core current transformer used to measure high AC currents in industrial electrical systems and provide a standard secondary current for compatible energy meters, power analysers and monitoring equipment.
What is the current ratio of the CTD4X5005AXXX?
The CTD4X5005AXXX has a current transformer ratio of 500/5 A, meaning a rated primary current of 500 A produces a 5 A secondary output.
What accuracy class does the CTD4X5005AXXX provide?
The Carlo Gavazzi CTD4X5005AXXX provides Accuracy Class 0.5, making it suitable for accurate electrical current and energy measurement applications.
What is the aperture size of the CTD4X5005AXXX?
The current transformer has a 51 mm opening diameter for the primary conductor and accommodates busbars up to 64 mm wide.
What is the rated secondary apparent power of the CTD4X5005AXXX?
The CTD4X5005AXXX has a rated secondary apparent power of 10 VA and an overcurrent limiting factor of FS5.
Is the Carlo Gavazzi CTD4X5005AXXX a split-core transformer?
No. The CTD4X5005AXXX uses a solid-core construction, so the monitored cable or busbar must pass through the transformer opening during installation.
Trusted by Industrial Automation Professionals
Carlo Gavazzi CTD Series current transformers provide dependable current measurement for industrial energy management, power monitoring and electrical distribution systems, combining standard secondary outputs with robust solid-core construction and accurate measurement performance.
