Carlo Gavazzi CTD2X1501AXXX solid-core current transformer with 150 A primary current, 1 A secondary output, Class 0.5 accuracy and a 24 mm cable aperture for industrial electrical measurement and energy monitoring.
SKU:CTD2X1501AXXXMPN:CTD2X1501AXXX
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Why Choose the Carlo Gavazzi CTD2X1501AXXX Current Transformer?
The Carlo Gavazzi CTD2X1501AXXX is a compact and accurate solid-core current transformer (CT) designed for AC current measurement in industrial electrical installations, energy monitoring systems and power distribution equipment. As part of the Carlo Gavazzi CTD-2X series, it provides dependable current transformation for use with compatible energy meters, power analysers and electrical monitoring equipment.
This current transformer converts the current flowing through a primary cable or busbar into a proportional secondary current that can be safely measured by compatible instrumentation. Its solid-core construction provides a robust solution for permanent installations, while the stepped aperture accommodates both cables and common industrial busbar sizes. A double set of connection terminals and integrated DIN rail mounting facility help simplify installation within electrical panels and switchboards.
With a rated primary current of 150 A and a 1 A secondary output, the CTD2X1501AXXX provides a transformation ratio of 150/1 A. It features Class 0.5 accuracy, a 24 mm cable aperture and support for busbars up to approximately 32 mm wide, making it well suited to accurate industrial current measurement and energy monitoring applications.
Key Advantages
Robust solid-core current transformer designed for industrial AC measurement.
150 A rated primary current for electrical distribution and monitoring applications.
1 A secondary output for connection to compatible industrial metering equipment.
Class 0.5 accuracy for precise electrical measurement and energy monitoring.
24 mm cable aperture accommodates suitable primary conductors.
Supports busbars up to approximately 32 mm wide.
Stepped opening accommodates common 30 × 10 mm and 25 × 20 mm busbars.
Integrated DIN rail mounting facility simplifies installation in electrical panels.
Key Features
Carlo Gavazzi CTD-2X series.
150 A rated primary current.
1 A rated secondary current.
150:1 current transformation ratio.
Class 0.5 measurement accuracy.
24 mm hole diameter for cable installations.
Maximum busbar width of approximately 32 mm.
Stepped aperture suitable for 30 × 10 mm and 25 × 20 mm busbars.
50 / 60 Hz operating frequency.
Maximum system voltage of 0.72 kV.
Rated insulation level of 3 kV / 1 min at 50 Hz.
Security factor ≤5.
Double set of secondary connection terminals.
Screw-terminal secondary connections.
Integrated DIN rail mounting facility.
Solid-core construction for permanent electrical installations.
Reliable Current Measurement for Electrical Systems
Current transformers such as the Carlo Gavazzi CTD2X1501AXXX allow AC current to be monitored without routing the full primary current directly through the connected measuring instrument. The transformer produces a proportional 1 A secondary current that can be measured by compatible energy meters, power analysers and electrical monitoring equipment.
The CTD-2X series is designed for electrical applications where accurate measurement, robust construction and flexible installation are important. Its 150/1 A transformation ratio, Class 0.5 accuracy, stepped conductor opening and solid-core design make the CTD2X1501AXXX particularly suitable for permanent energy management, power distribution and electrical monitoring installations.
Typical Applications
Industrial electrical distribution panels.
Energy monitoring and metering systems.
Power analysers and electrical measuring equipment.
Building energy management systems.
Industrial machinery and automation panels.
Electrical switchboards and distribution systems.
Cable and busbar current measurement.
Commercial and industrial power monitoring installations.
Technical Specifications
Manufacturer
Carlo Gavazzi
Series
CTD-2X
Model
CTD2X1501AXXX
Product type
Solid-core current transformer
Rated primary current
150 A
Rated secondary current
1 A
Transformation ratio
150/1 A (150:1)
Accuracy class
Class 0.5
Hole diameter
24 mm
Maximum busbar width
32 mm
Opening height
approx. 25.5 mm
Typical busbar sizes
30 × 10 mm / 25 × 20 mm
Operating frequency
50 / 60 Hz
Maximum system voltage
0.72 kV
Rated insulation level
3 kV / 1 min at 50 Hz
Security factor
≤5
Construction
Solid core
Primary connection
Through-feed cable or busbar
Secondary connection
Screw terminals
Mounting
DIN rail, panel or busbar mounting
Dimensions (H × W × D)
approx. 86 × 56 × 42 mm
EAN
8030956041415
Frequently Asked Questions
What is the Carlo Gavazzi CTD2X1501AXXX used for?
The CTD2X1501AXXX is used to transform AC current into a proportional 1 A secondary current for electrical measurement, energy metering and power monitoring applications.
What is the primary current rating of the CTD2X1501AXXX?
The current transformer has a rated primary current of 150 A.
What secondary current does this current transformer provide?
The CTD2X1501AXXX provides a rated 1 A secondary output, giving it a transformation ratio of 150/1 A or 150:1.
What accuracy class is the CTD2X1501AXXX?
The CTD2X1501AXXX has Class 0.5 accuracy, making it suitable for accurate industrial current measurement and energy monitoring applications.
What size conductor or busbar can the CTD2X1501AXXX accommodate?
The current transformer has a 24 mm cable aperture and supports busbars up to approximately 32 mm wide, including common 30 × 10 mm and 25 × 20 mm busbar arrangements.
Trusted Industrial Current Measurement
Carlo Gavazzi CTD solid-core current transformers are designed to provide dependable current measurement for industrial energy monitoring, power distribution and automation systems, combining accurate measurement with practical installation options and robust construction.
Manufacturer
Carlo Gavazzi
Series
CTD-2X
Model
CTD2X1501AXXX
Product type
Solid-core current transformer
Rated primary current
150 A
Rated secondary current
1 A
Transformation ratio
150/1 A (150:1)
Accuracy class
Class 0.5
Hole diameter
24 mm
Maximum busbar width
32 mm
Opening height
approx. 25.5 mm
Typical busbar sizes
30 × 10 mm / 25 × 20 mm
Operating frequency
50 / 60 Hz
Maximum system voltage
0.72 kV
Rated insulation level
3 kV / 1 min at 50 Hz
Security factor
≤5
Construction
Solid core
Primary connection
Through-feed cable or busbar
Secondary connection
Screw terminals
Mounting
DIN rail, panel or busbar mounting
Dimensions (H × W × D)
approx. 86 × 56 × 42 mm
EAN
8030956041415
No documents available for this product.
Delivery
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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
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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...