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CTV4X400A333MV – Split core current transformer 400A primary
Carlo Gavazzi CTV4X400A333MV split-core current sensor with a 400 A primary current rating and 333 mV output for industrial and energy monitoring applications.
£42.22
Why Choose the Carlo Gavazzi CTV4X400A333MV Split-Core Current Sensor?
The Carlo Gavazzi CTV4X400A333MV is a compact and reliable split-core current sensor designed for accurate electrical current measurement in energy monitoring, power management and industrial automation systems. As part of the trusted Carlo Gavazzi CTV series, it provides a flexible solution for retrofit installations where existing conductors must be monitored without disconnecting cables.
This split-core current transformer features a practical opening and closing mechanism that enables quick installation around existing cables. The 333 mV secondary output allows direct connection to compatible Carlo Gavazzi energy analysers and power monitoring equipment, making it ideal for modern energy management applications.
With a 400 A primary current rating, Class 1 accuracy and a compact CTV4X housing, the CTV4X400A333MV is suitable for commercial and industrial electrical monitoring systems where reliable current measurement and simple installation are required.
Key Advantages
- Compact split-core current sensor designed for retrofit applications.
- 400 A primary current measurement capability for industrial energy monitoring.
- 333 mV secondary output compatible with Carlo Gavazzi monitoring devices.
- Fast installation without disconnecting existing electrical cables.
- Class 1 accuracy for dependable current measurement.
- Suitable for residential, commercial and industrial power monitoring applications.
Key Features
- Carlo Gavazzi CTV split-core current sensor series.
- 400 A rated primary current.
- 333 mV secondary output voltage.
- CTV4X split-core construction for simple retrofit installation.
- Maximum cable diameter up to 21 mm.
- Equivalent to Class 1 accuracy according to EN IEC 61869-2.
- IP20 protection rating.
- PA66 housing material for durable industrial use.
Reliable Current Measurement for Energy Monitoring
Split-core current sensors such as the Carlo Gavazzi CTV4X400A333MV allow engineers to monitor electrical loads without interrupting existing installations. The hinged split-core design simplifies installation in electrical panels and makes the sensor particularly effective for retrofit energy monitoring projects.
The CTV series is designed for use with compatible Carlo Gavazzi energy analysers, including solutions such as EM210 MV, EM271 and EM530 MV systems, helping users measure consumption, analyse performance and improve energy efficiency.
Typical Applications
- Industrial energy monitoring systems.
- Commercial building power measurement.
- Electrical distribution monitoring.
- Machine energy consumption analysis.
- Retrofit current transformer installations.
- Power management and automation systems.
Technical Specifications
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| Accuracy Class | Class 1 | |
|---|---|---|
| Device Type | Split-core CT | |
| Rated Primary Current (A) | 400 A | |
| Secondary Current / Output | 333 mV | |
| Aperture (mm) | 21 mm | |
| IP Rating | IP20 | |
| Manufacturer | Carlo Gavazzi | |
| Series | CTV Split-Core Current Sensors | |
| Model | CTV4X400A333MV | |
| Product type | Split-core current sensor | |
| Rated primary current | 400 A | |
| Secondary output | 333 mV | |
| Accuracy class | Class 1 | |
| Rated system voltage | 600 V AC | |
| Maximum continuous current | 1.2 × In | |
| Maximum cable diameter | 21 mm | |
| Secondary cable | 2 m, 24 AWG | |
| Protection rating | IP20 | |
| Housing material | PA66 | |
| Operating temperature | -40 to +65 °C | |
| Storage temperature | -45 to +80 °C | |
| Weight | approx. 200 g |
Frequently Asked Questions
What is the Carlo Gavazzi CTV4X400A333MV used for?
The CTV4X400A333MV is a split-core current sensor used for measuring electrical current in energy monitoring and industrial automation applications.
What current rating does this sensor support?
The sensor supports a 400 A primary current rating.
What output signal does the CTV4X400A333MV provide?
The sensor provides a 333 mV secondary output for connection to compatible energy monitoring equipment.
Can this current sensor be installed without disconnecting cables?
Yes, the split-core design allows installation around existing conductors without disconnecting cables, making it suitable for retrofit applications.
What monitoring equipment is compatible with this sensor?
The CTV4X400A333MV is designed for use with compatible Carlo Gavazzi energy analysers and monitoring systems.
Trusted by Energy Monitoring Professionals
Carlo Gavazzi CTV split-core current sensors are widely used by automation engineers and energy management professionals to provide accurate measurement, simple installation and reliable monitoring of electrical systems.
