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CTD9S5005AXXX – 500 A Primary current, 5A output 35×125 mm
Carlo Gavazzi CTD9S5005AXXX split-core current transformer with 500 A primary current, 5 A output and 35 × 125 mm aperture for industrial electrical measurement applications.
£127.35
Why Choose the Carlo Gavazzi CTD9S5005AXXX Current Transformer?
The Carlo Gavazzi CTD9S5005AXXX is a high-performance split-core AC current transformer designed for accurate current measurement in industrial electrical systems, energy monitoring equipment and automation applications. As part of the Carlo Gavazzi CTD-9S current transformer series, it provides reliable current transformation for high-current cable and bus-bar installations where flexible installation and precise measurement are required.
The CTD-9S series features a split-core construction that allows installation without disconnecting existing conductors, making it suitable for retrofit projects and new electrical installations. It includes isolated bus-bar fixing screws, double screw terminals supporting multiple wire connections and sealable terminal covers for secure and reliable operation in industrial environments.
With a 500 A primary current rating, 5 A secondary output and a 35 × 125 mm maximum window size, the CTD9S5005AXXX is ideal for industrial power monitoring, electrical distribution and energy measurement applications requiring dependable current sensing.
Key Advantages
- Reliable split-core AC current transformer designed for industrial applications.
- 500 A primary current rating for electrical measurement systems.
- 5 A secondary output compatible with standard current measurement equipment.
- 35 × 125 mm mounting aperture for larger cable and bus-bar installations.
- Split-core construction simplifies installation without conductor removal.
- Secure fixing screws and sealable terminals improve installation safety.
Key Features
- Carlo Gavazzi CTD-9S split-core current transformer series.
- 500 A rated primary current.
- 5 A rated secondary current.
- Class 1 accuracy at 2 VA maximum burden.
- Class 3 accuracy at 4 VA maximum burden.
- Split-core bus-bar type construction.
- 35 × 125 mm maximum window size.
- Up to ten isolated bus-bar fixing screws.
- Double screw terminals supporting up to eight wire connections.
- Sealable terminal block covers.
- Sealable split-core fixing screws.
Reliable Current Measurement for Industrial Systems
Current transformers such as the Carlo Gavazzi CTD9S5005AXXX provide a safe and accurate method of converting high primary currents into standard secondary measurement signals. This enables electrical meters, monitoring equipment and energy management systems to measure current while maintaining electrical isolation.
The CTD-9S series is designed for industrial installations where reliable measurement, straightforward maintenance and secure mounting are essential. Its split-core construction makes it especially suitable for retrofit applications where existing conductors cannot easily be disconnected.
Typical Applications
- Industrial energy monitoring systems.
- Electrical distribution panels.
- Power measurement and metering equipment.
- Automation and control systems.
- Electrical load monitoring applications.
- Commercial and industrial power installations.
Technical Specifications
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| Mounting Type | Busbar | |
|---|---|---|
| Rated Primary Current (A) | 500 A | |
| Secondary Current / Output | 5 A | |
| Aperture (mm) | 125 × 35 mm | |
| Accuracy Class | Class 1 | |
| Device Type | Split-core CT | |
| IP Rating | IP20 | |
| Manufacturer | Carlo Gavazzi | |
| Series | CTD-9S | |
| Model | CTD9S5005AXXX | |
| Product type | Split-core AC current transformer | |
| Primary current | 500 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 | |
| Insulation class | E (maximum 75 °C) | |
| Extended current rating | Refer to range specifications | |
| Security factor | FS ≤ 5 | |
| Mounting type | Bus-bar mounting | |
| Window size | 35 × 125 mm | |
| Housing material | Self-extinguishing ABS UL 94 V-0 | |
| Protection rating | IP00 without terminal covers / IP20 with sealable terminal covers | |
| Standards | EN61869-2 | |
| Working temperature | -25 °C to +60 °C | |
| Approvals | CE, cURus and CSA |
Frequently Asked Questions
What is the Carlo Gavazzi CTD9S5005AXXX used for?
The CTD9S5005AXXX is a split-core AC current transformer used for accurate current measurement in industrial monitoring, energy management and electrical distribution applications.
What is the primary current rating of this current transformer?
The Carlo Gavazzi CTD9S5005AXXX has a rated primary current of 500 A.
What secondary output does the CTD9S5005AXXX provide?
The transformer provides a standard 5 A secondary current output.
What is the aperture size of the CTD9S5005AXXX?
The current transformer has a 35 × 125 mm window suitable for larger cable and bus-bar installations.
What accuracy class does this current transformer provide?
The CTD9S5005AXXX provides Class 1 accuracy for reliable industrial current measurement applications.
Trusted by Industrial Electrical Engineers Worldwide
Carlo Gavazzi CTD-9S current transformers provide accurate current measurement, flexible split-core installation and reliable performance for modern industrial energy monitoring and electrical distribution applications.
