CTD9V5005AXXX – 500 A Primary current, 5A output 125×35 mm
Carlo Gavazzi CTD9V5005AXXX solid-core current transformer with a 500 A primary current rating and 5 A secondary output for industrial current measurement applications.
SKU:CTD9V5005AXXXMPN:CTD9V5005AXXX
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Why Choose the Carlo Gavazzi CTD9V5005AXXX Current Transformer?
The Carlo Gavazzi CTD9V5005AXXX is a high-quality AC solid-core current transformer designed for accurate current measurement in industrial power monitoring, electrical metering and protection applications. As part of the Carlo Gavazzi CTD-9V current transformer series, it converts high primary currents into a standard 5 A secondary output for connection to measurement and monitoring equipment.
This current transformer features a vertical bus-bar mounting design with a compact 125 × 35 mm window format, making it suitable for integration into industrial switchboards, distribution panels and electrical control systems. The CTD-9V series provides dependable operation with robust construction and accurate current transformation performance.
With a rated primary current of 500 A and a 5 A secondary output, the CTD9V5005AXXX is designed for reliable AC current monitoring in industrial installations requiring accurate measurement and straightforward bus-bar mounting. It features a 36 mm aperture and supports compatible bus-bar installations up to 36 mm wide.
Key Advantages
Reliable solid-core AC current transformer for industrial measurement applications.
500 A primary current rating suitable for medium-current electrical systems.
5 A secondary output compatible with standard current measurement equipment.
36 mm aperture size for compatible bus-bar installations.
Class 0.5 accuracy for dependable current measurement performance.
Robust construction designed for industrial switchgear and power distribution applications.
Key Features
Carlo Gavazzi CTD-9V series current transformer.
500 A rated primary current.
5 A rated secondary current output.
Vertical mounting orientation for bus-bar installations.
36 mm hole diameter.
Maximum bus-bar width of 36 mm.
Operating frequency range of 48–62 Hz.
Designed for industrial energy monitoring and electrical measurement systems.
Reliable Current Measurement for Industrial Power Systems
Current transformers such as the Carlo Gavazzi CTD9V5005AXXX enable safe and accurate measurement of high electrical currents by reducing primary current levels to a standard secondary output. This allows connection to meters, controllers, protection devices and energy monitoring systems.
The CTD-9V series provides a dependable solution for industrial electrical installations, combining accurate current transformation, secure mounting and durable construction for use in modern power distribution and automation environments.
Typical Applications
Industrial energy monitoring systems.
Electrical switchboards and distribution panels.
Power metering and measurement equipment.
Industrial automation power monitoring.
Electrical protection and control systems.
Commercial and infrastructure energy management installations.
Technical Specifications
Manufacturer
Carlo Gavazzi
Series
CTD-9V
Model
CTD9V5005AXXX
Product type
AC solid-core current transformer
Primary current
500 A
Secondary current
5 A
Accuracy class
Class 0.5
Mounting type
Vertical bus-bar mounting
Window / hole diameter
36 mm
Maximum bus-bar width
36 mm
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)
Standards
EN61869-2
Frequently Asked Questions
What is the Carlo Gavazzi CTD9V5005AXXX used for?
The CTD9V5005AXXX is used to measure AC electrical current by converting a 500 A primary current into a standard 5 A secondary output for monitoring and measurement equipment.
What is the primary current rating of this current transformer?
The Carlo Gavazzi CTD9V5005AXXX has a rated primary current of 500 A.
What secondary output does the CTD9V5005AXXX provide?
The current transformer provides a standard 5 A secondary current output.
What mounting arrangement does this current transformer use?
The CTD9V5005AXXX uses a vertical bus-bar mounting design within the Carlo Gavazzi CTD-9V series.
What aperture size does this current transformer have?
The CTD9V5005AXXX features a 36 mm aperture suitable for compatible bus-bar installations.
Trusted by Industrial Power Engineers Worldwide
Carlo Gavazzi CTD current transformers are widely used by electrical engineers and automation professionals to deliver accurate current measurement, reliable monitoring and efficient energy management in industrial systems.
Manufacturer
Carlo Gavazzi
Series
CTD-9V
Model
CTD9V5005AXXX
Product type
AC solid-core current transformer
Primary current
500 A
Secondary current
5 A
Accuracy class
Class 0.5
Mounting type
Vertical bus-bar mounting
Window / hole diameter
36 mm
Maximum bus-bar width
36 mm
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)
Standards
EN61869-2
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...