Carlo Gavazzi CTD10S12005AXXX split-core current transformer with 1200 A primary current and 5 A secondary output designed for industrial measurement and energy monitoring systems.
SKU:CTD10S12005AXXXMPN:CTD10S12005AXXX
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Why Choose the Carlo Gavazzi CTD10S12005AXXX Current Transformer?
The Carlo Gavazzi CTD10S12005AXXX is a high-performance split-core AC current transformer designed for accurate measurement of large electrical currents in industrial power monitoring, energy management and automation systems. As part of the reliable Carlo Gavazzi CTD10S series, it provides safe conversion of high primary currents into a standard secondary current signal for connection to meters, monitoring equipment and protection devices.
The CTD10S12005AXXX features a 1200 A primary current rating and a 5 A secondary output, making it suitable for industrial switchboards, electrical distribution systems and energy monitoring installations. Its split-core construction allows easier installation around existing conductors and busbars without requiring complete circuit disconnection.
Designed for demanding industrial applications, the CTD10S12005AXXX provides Class 1 accuracy, a 51 mm aperture and busbar mounting capability, delivering reliable current measurement for modern electrical infrastructure.
Key Advantages
1200 A primary current measurement capability for high-current applications.
5 A secondary output compatible with standard measuring instruments.
Split-core design simplifies installation and maintenance.
Class 1 accuracy for dependable industrial measurement.
Suitable for energy monitoring and electrical distribution systems.
Reliable Carlo Gavazzi construction for industrial environments.
Key Features
Carlo Gavazzi CTD10S current transformer series.
1200 A rated primary current.
5 A secondary current output.
Split-core AC current transformer design.
51 mm aperture diameter.
Busbar mounting design for industrial installations.
Double screw terminal connections.
Sealable terminal block cover design.
Reliable Current Measurement for Industrial Power Systems
Current transformers such as the Carlo Gavazzi CTD10S12005AXXX provide safe measurement of high electrical currents by reducing primary current levels to a standard secondary signal suitable for meters and monitoring equipment. This enables industrial systems to measure energy consumption, monitor electrical loads and improve power management.
The CTD10S series is designed for industrial installations where accurate measurement, straightforward maintenance and reliable long-term operation are required. Its split-core construction provides a practical solution for retrofitting and upgrading existing electrical systems.
Typical Applications
Industrial energy monitoring systems.
Electrical distribution panels.
Power measurement and monitoring equipment.
Motor load measurement systems.
Industrial automation installations.
Electrical protection and metering applications.
Technical Specifications
Manufacturer
Carlo Gavazzi
Series
CTD10S
Model
CTD10S12005AXXX
Product type
Split-core AC current transformer
Rated primary current
1200 A
Rated secondary current
5 A
Accuracy class
Class 1
Maximum burden
15 VA at Class 1
Hole diameter
51 mm
Maximum busbar width
51 mm
Frequency range
48–62 Hz
Maximum system voltage
0.72 kV
Insulation level
3 kV / 1 min at 50 Hz
Housing material
ABS, UL 94 V-0 self-extinguishing
Protection rating
IP20 with sealable terminal block covers
Mounting type
Busbar mounting
Window size
51 × 127 mm
Standards
EN 61869-2
Approvals
CE, cURus and CSA
Frequently Asked Questions
What is the Carlo Gavazzi CTD10S12005AXXX used for?
The CTD10S12005AXXX is used for measuring high AC currents in industrial electrical systems, energy monitoring equipment and automation applications.
What is the primary current rating of this current transformer?
The Carlo Gavazzi CTD10S12005AXXX has a rated primary current of 1200 A.
What secondary output does the CTD10S12005AXXX provide?
The current transformer provides a standard 5 A secondary output for connection to compatible measuring and monitoring devices.
What type of current transformer is this?
The CTD10S12005AXXX is a split-core AC current transformer designed for easier installation around existing conductors and busbars.
Where is the CTD10S12005AXXX typically installed?
The unit is typically installed in industrial switchboards, distribution systems and energy monitoring installations.
Trusted by Industrial Measurement Professionals
Carlo Gavazzi CTD series current transformers are widely used in industrial energy monitoring and automation systems to provide accurate, reliable current measurement for modern electrical installations.
Manufacturer
Carlo Gavazzi
Series
CTD10S
Model
CTD10S12005AXXX
Product type
Split-core AC current transformer
Rated primary current
1200 A
Rated secondary current
5 A
Accuracy class
Class 1
Maximum burden
15 VA at Class 1
Hole diameter
51 mm
Maximum busbar width
51 mm
Frequency range
48–62 Hz
Maximum system voltage
0.72 kV
Insulation level
3 kV / 1 min at 50 Hz
Housing material
ABS, UL 94 V-0 self-extinguishing
Protection rating
IP20 with sealable terminal block covers
Mounting type
Busbar mounting
Window size
51 × 127 mm
Standards
EN 61869-2
Approvals
CE, cURus and CSA
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
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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Customers supported
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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...