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CTD4X8005AXXX – CTD-4X Current Transformer 800A
Carlo Gavazzi CTD4X8005AXXX CTD-4X AC current transformer with 800 A primary rating and 5 A secondary output for industrial electrical measurement applications.
£72.17
Why Choose the Carlo Gavazzi CTD4X8005AXXX CTD-4X Current Transformer?
The Carlo Gavazzi CTD4X8005AXXX is a high-performance AC current transformer designed for accurate current measurement in industrial power distribution, energy monitoring and electrical automation applications. As part of the CTD-4X current transformer series, it provides reliable current conversion with an 800 A primary rating and 5 A secondary output for connection to energy meters, power analysers and industrial monitoring equipment.
This solid-core cable and bus-bar type current transformer is designed for flexible installation with DIN-rail, bus-bar and panel mounting options. The CTD-4X series combines compact construction, high insulation performance and Class 0.5 measurement accuracy for demanding industrial electrical systems.
With a 800 A primary current rating, 5 A secondary current output, 51 mm aperture and support for bus-bars up to 64 mm wide, the CTD4X8005AXXX provides dependable current transformation for industrial energy measurement and electrical monitoring applications.
Key Advantages
- Compact solid-core AC current transformer for industrial measurement applications.
- 800 A primary current rating suitable for high-current electrical monitoring systems.
- 5 A secondary output compatible with standard measuring instruments.
- Class 0.5 accuracy for reliable current measurement.
- Flexible installation with DIN-rail, bus-bar and panel mounting options.
- Suitable for energy meters, power analysers and industrial automation systems.
Key Features
- Carlo Gavazzi CTD-4X current transformer series.
- 800 A rated primary current.
- 5 A rated secondary current.
- Class 0.5 measurement accuracy.
- Solid-core cable and bus-bar current transformer design.
- Integrated DIN-rail mounting facility.
- Removable panel fixing clips.
- Maximum bus-bar size up to 64 × 20 mm horizontal or 51 × 31 mm vertical.
- Double screw terminals supporting multi-wire connections.
- Sealable terminal block covers for improved installation safety.
Reliable Current Measurement for Industrial Systems
Current transformers such as the Carlo Gavazzi CTD-4X series provide safe and accurate measurement of high electrical currents by converting primary current values into standard secondary outputs suitable for monitoring equipment. This allows industrial systems to analyse electrical performance without directly connecting sensitive instruments to high-current circuits.
The CTD4X8005AXXX combines accurate current transformation with robust mechanical construction and flexible mounting options, making it suitable for electrical distribution panels, machinery monitoring systems and industrial energy management installations.
Typical Applications
- Industrial energy monitoring systems.
- Electrical distribution panels.
- Power analysers and energy meters.
- Industrial automation control panels.
- Motor monitoring and protection systems.
- Electrical load measurement applications.
Technical Specifications
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| Mounting Type | Busbar, DIN rail, Panel / base | |
|---|---|---|
| Rated Primary Current (A) | 800 A | |
| Secondary Current / Output | 5 A | |
| Aperture (mm) | 64 mm | |
| Accuracy Class | Class 0.5 | |
| Device Type | Solid-core CT | |
| Manufacturer | Carlo Gavazzi | |
| Series | CTD-4X | |
| Model | CTD4X8005AXXX | |
| Product type | AC current transformer | |
| Primary current | 800 A | |
| Secondary current | 5 A | |
| Accuracy class | Class 0.5 | |
| Operating frequency | 45–65 Hz | |
| Maximum system voltage | 0.72 kV | |
| Rated insulation level | 3 kV / 1 min at 50 Hz | |
| Insulation class | Class E (maximum 75 °C) | |
| Short-time thermal current | Typical 100 × In / 1 s | |
| Dynamic current rating | 2.5 × Ith | |
| Extended current rating | 120% | |
| Security factor | FS ≤ 5 | |
| Hole diameter | 51 mm | |
| Maximum bus-bar width | 64 mm | |
| Mounting type | DIN rail, bus-bar and panel mounting | |
| Housing material | Self-extinguishing PA66 UL 94 V-0 | |
| Operating temperature | Refer to CTD-4X range specifications | |
| Standard | EN61869-2 |
Frequently Asked Questions
What is the Carlo Gavazzi CTD4X8005AXXX used for?
The CTD4X8005AXXX is used to measure AC current in industrial electrical systems and provide a reduced secondary current signal for monitoring equipment.
What is the primary current rating of this current transformer?
The unit has an 800 A primary current rating.
What secondary output does the CTD4X8005AXXX provide?
The current transformer provides a standard 5 A secondary current output.
How can this current transformer be mounted?
The CTD4X8005AXXX supports DIN-rail, bus-bar and panel mounting for flexible installation.
What accuracy class does this current transformer provide?
The device provides Class 0.5 accuracy for reliable electrical current measurement.
Trusted by Industrial Automation Professionals Worldwide
Carlo Gavazzi CTD-4X current transformers are widely used by engineers and system integrators to provide accurate current measurement, dependable monitoring and reliable integration into industrial electrical systems.
