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SDH Type CT Current Transformer

  • Frequency:50/60Hz
  • Rated Input:1A-5000A
  • Rated Output:1A , 5A
  • Rated Voltage:0.72KV(AC)
  • Case:PC/UL94-V0
  • Bobbin:PBT
  • Core:Silicon steel

CT Transformer, SDH Models for Accurate Current Measurements,also known as a Current Transformer, is a cutting-edge device designed to accurately measure currents within specific ranges, ranging from 150A to an impressive 8000A. The SDH models have been developed using advanced technology and are designed to meet the requirements of AC circuits with a rated voltage below 720V and a frequency range of 50-60Hz. This state-of-the-art device plays a vital role in detecting, controlling, displaying and recording the operation of various electrical systems, protecting them from potential damage.

The SDH models have exceptional accuracy and reliability in capturing current readings, ensuring accurate monitoring and analysis of electrical loads. By providing real-time data on current flow, the transformer helps protect against overloads, short circuits and other potentially harmful conditions, ultimately protecting valuable equipment from damage and ensuring uninterrupted operation.

It is worth noting that the CT transformer SDH model is widely used in various environments, including but not limited to mining transformers. Its adaptability and versatility allow for seamless integration into different settings, making it an invaluable asset in various industries and sectors.

Equipped with advanced features and a robust design, CT Transformer SDH models exemplify efficiency and effectiveness in current measurement. Its intuitive interface and user-friendly controls make installation, operation and maintenance easy, ensuring that experts and non-experts alike can benefit from its features. Additionally, the device incorporates advanced data recording and logging mechanisms for comprehensive analysis and historical reference for future evaluation.

In conclusion, the CT Transformer SDH model is a reliable and indispensable tool for monitoring and protecting electrical systems. With its wide measurement range, compatibility with AC circuits, and ability to sense, control, display, and record operational data, the transformer ensures the safety and longevity of critical equipment while supporting the needs of diverse industries, including mining operations .

Features:

  • The structure of the self-locking, safe, easy to install, portable.
  • Wide inner window, allowing clamping of big cables or bus-bars.
  • Wide range of sizes to accommodate all the existing installations.

Applications:

  • Current measurement, monitoring and protection for electrical wiring and equipment.
  • Current and power measurement for electric motors, lighting, air compressor, heating and ventilation system,air-condition equipment and automation-control system.
  • Current, power and energy monitoring device.
  • Relay protection device.
Electrical Parameter Mechanical Parameter
Frequency 50/60Hz Case PC/UL94-V0
Rated Input 1A-5000A Bobbin PBT
Measuring range 5%In-120%In Core Silicon steel
Rated Output 1A , 5A Internal structure Screw
Rated Voltage 0.72KV(AC) Construction -25℃~+75℃
Dielectric strength 3.0KV/1mA/1min Operating Humidity ≤85%
Insulation Resistance DC500V/100MΩ min Output Connection Terminal
Model Primary / Secondary Busbar Hole Dimensions(mm) Rated Burden (VA) Accuracy Class Rated Voltage
SDH-40 100/5A~600/5A φ=40mm 2.5~10 0.2 0.5S 0.5 1.0 0.72KV(AC)
SDH-50 200/5A~800/5A φ=50mm 5~10 0.2 0.5S 0.5 1.0 0.72KV(AC)
SDH-60 300/5A~1200/5A φ=60mm 5~10 0.2 0.5S 0.5 1.0 0.72KV(AC)
SDH-80 750/5A~2000/5A φ=80mm 5~15 0.2 0.5S 0.5  1.0 0.72KV(AC)
SDH-100 1000/5A~3000/5A φ=100mm 10~30 0.2 0.5S 0.5  1.0 0.72KV(AC)
SDH-120 1500/5A~4000/5A φ=120mm 20~30 0.2 0.5S 0.5  1.0 0.72KV(AC)
SDH-150 3000/5A~8000/5A φ=150mm 30 0.2 0.5S 0.5 1.0 0.72KV(AC)
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-40 150/5A 2.5 5 50/60
200/5A 5 5 50/60
250/5A 5 5 50/60
300/5A 5 5 50/60
400/5A 5 5 50/60
500/5A 10 10 50/60
600/5A 10 10 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-50 200/5A 5 5 50/60
250/5A 5 5 50/60
300/5A 5 5 50/60
400/5A 5 5 50/60
500/5A 5 5 50/60
600/5A 10 10 50/60
750/5A 10 10 50/60
800/5A 10 10 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-60 300/5A 5 5 50/60
400/5A 5 5 50/60
500/5A 5 5 50/60
600/5A 5 5 50/60
750/5A 5 5 50/60
800/5A 10 10 50/60
1000/5A 10 10 50/60
1200/5A 10 10 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-80 750/5A 5 5 50/60
800/5A 5 5 50/60
1000/5A 10 10 50/60
1200/5A 10 10 50/60
1500/5A 10 10 50/60
1600/5A 10 10 50/60
2000/5A 15 15 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-100 1000/5A 10 10 50/60
1200/5A 20 10 50/60
1500/5A 20 10 50/60
2000/5A 20 10 50/60
2500/5A 30 30 50/60
3000/5A 30 30 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-120 1500/5A 20 30 50/60
1600/5A 20 30 50/60
2000/5A 20 30 50/60
2500/5A 20 30 50/60
3000/5A 20 30 50/60
4000/5A 20 30 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-130 1500/5A 20 30 50/60
2000/5A 20 30 50/60
2500/5A 20 30 50/60
3000/5A 20 30 50/60
4000/5A 20 30 50/60
5000/5A 20 30 50/60
6000/5A 20 30 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-150 2000/5A 20 30 50/60
2500/5A 20 30 50/60
3000/5A 20 30 50/60
4000/5A 20 30 50/60
5000/5A 20 30 50/60
6000/5A 20 30 50/60
7000/5A 20 30 50/60
8000/5A 20 30 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-180 3000/5A 20 30 50/60
4000/5A 20 30 50/60
5000/5A 20 30 50/60
6000/5A 20 30 50/60
7000/5A 20 30 50/60
8000/5A 20 30 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-200 3000/5A 20 30 50/60
4000/5A 20 30 50/60
5000/5A 20 30 50/60
6000/5A 20 30 50/60
7000/5A 20 30 50/60
8000/5A 20 30 50/60
Type Ratio(A) Burden(VA) Frequency(Hz)
class:0.5 class:1.0
SDH-220 4000/5A 20 30 50/60
5000/5A 20 30 50/60
6000/5A 20 30 50/60
7000/5A 20 30 50/60
8000/5A 20 30 50/60

SDH-50

SDH Type CT Current Transformer-heyi

SDH-60

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SDH-80

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SDH-100

SDH Type CT Current Transformer-heyi

SDH-120

SDH Type CT Current Transformer-heyi

SDH-130

SDH Type CT Current Transformer-heyi

SDH-150

SDH Type CT Current Transformer-heyi

SDH-180

SDH Type CT Current Transformer-heyi

SDH-200

SDH Type CT Current Transformer-heyi

SDH-220

SDH Type CT Current Transformer-heyi

Install Method

SDH Type CT Current Transformer-heyi

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