CTD9V12505AXXX - 1250 A Primary current, 5A output 125x35 mm

CTD9V12505AXXX – 1250 A Primary current, 5A output 125×35 mm

Carlo Gavazzi CTD9V12505AXXX solid-core current transformer with 1250 A primary current, 5 A output and 36 mm aperture for industrial electrical measurement applications.

SKU: CTD9V12505AXXXMPN: CTD9V12505AXXX
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Why Choose the Carlo Gavazzi CTD9V12505AXXX Current Transformer?

The Carlo Gavazzi CTD9V12505AXXX is a high-performance solid-core AC current transformer designed for accurate current measurement in industrial electrical systems, energy monitoring equipment and power distribution applications. As part of the Carlo Gavazzi CTD-9V current transformer series, it provides reliable current transformation for high-current cable and bus-bar installations requiring dependable measurement performance and secure integration.

The CTD-9V series is a vertical mounting solid-core current transformer range designed for demanding industrial installations. It features bus-bar mounting capability, isolated fixing screws, double screw terminals supporting multiple wire connections and sealable terminal covers for reliable operation in industrial environments.

With a 1250 A primary current rating, 5 A secondary output, 36 mm hole diameter and 36 mm maximum bus-bar width, the CTD9V12505AXXX is suitable for industrial power monitoring, electrical distribution and energy measurement applications requiring accurate current sensing.

Key Advantages

  • High-performance solid-core AC current transformer designed for industrial applications.
  • 1250 A primary current rating for demanding electrical measurement systems.
  • 5 A secondary output compatible with standard current measurement equipment.
  • 36 mm aperture size suitable for cable and bus-bar installations.
  • Secure vertical mounting design for industrial electrical systems.
  • Class 0.5 accuracy for precise current measurement applications.

Key Features

  • Carlo Gavazzi CTD-9V current transformer series.
  • 1250 A rated primary current.
  • 5 A rated secondary current.
  • Class 0.5 accuracy for measurement applications.
  • Vertical mounting solid-core construction.
  • 36 mm hole diameter.
  • 36 mm maximum bus-bar width.
  • Up to ten isolated bus-bar fixing screws.
  • Double screw terminals supporting multiple wire connections.
  • Sealable terminal block covers.

Reliable Current Measurement for Industrial Systems

Current transformers such as the Carlo Gavazzi CTD9V12505AXXX provide a safe and accurate method of converting high primary currents into standard secondary measurement signals. This enables electrical meters, monitoring equipment and energy management systems to measure current while maintaining electrical isolation.

The CTD-9V series is designed for industrial installations where reliable measurement, robust construction and secure mounting are essential. Its high-current capability makes it suitable for electrical distribution equipment and energy management systems.

Typical Applications

  • Industrial energy monitoring systems.
  • Electrical distribution panels.
  • High-current power measurement equipment.
  • Automation and control systems.
  • Electrical load monitoring applications.
  • Commercial and industrial power installations.

Technical Specifications

Manufacturer Carlo Gavazzi
Series CTD-9V
Model CTD9V12505AXXX
Product type Solid-core AC current transformer
Primary current 1250 A
Secondary current 5 A
Accuracy class Class 0.5
Rated secondary apparent power 8 VA
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)
Extended current rating 120%
Security factor FS ≤ 5
Mounting type Vertical bus-bar mounting
Hole diameter 36 mm
Maximum bus-bar width 36 mm
Housing material Self-extinguishing ABS UL 94 V-0
Protection rating IP00 without terminal covers / IP20 with sealable terminal covers
Standards EN61869-2
Working temperature -25 °C to +60 °C

Frequently Asked Questions

What is the Carlo Gavazzi CTD9V12505AXXX used for?

The CTD9V12505AXXX is a solid-core AC current transformer used for accurate measurement of high electrical currents in industrial monitoring, energy management and electrical distribution applications.

What is the primary current rating of this current transformer?

The Carlo Gavazzi CTD9V12505AXXX has a rated primary current of 1250 A.

What secondary output does the CTD9V12505AXXX provide?

The transformer provides a standard 5 A secondary current output.

What is the aperture size of the CTD9V12505AXXX?

The current transformer has a 36 mm hole diameter and supports bus-bars up to 36 mm wide.

What accuracy class does this current transformer provide?

The CTD9V12505AXXX provides Class 0.5 accuracy for reliable industrial current measurement applications.

Trusted by Industrial Electrical Engineers Worldwide

Carlo Gavazzi CTD-9V current transformers provide accurate current measurement, reliable high-current performance and dependable integration into modern industrial energy monitoring and electrical distribution systems.

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