Window-Type Current Transformer SDH for Busbar up to 220mm
The SDH series is a low-voltage window-type current transformer designed for busbar applications. With an inner diameter up to 220*80 mm, it easily fits large busbars and cables. Offering multiple outputs (5A, 1A, mA, mV) and accuracy classes from 1.0 to 0.2S, it ensures precise current measurement for metering, monitoring, and protection in smart grid, industrial, and building applications.
Key Selling Points
- Wide Measurement Range: Handles primary currents from 0 to 10000 A, suitable for high-current busbar systems.
- Multiple Output Options: Choose 5A or 1A standard outputs, or millivolt/milliamp signals for direct interface with monitoring devices.
- High Accuracy Classes: Available in 1.0, 0.5, 0.5S, 0.2, and 0.2S, ensuring reliable metering and protection.
- Robust Insulation: ABS/PC housing and pure copper enameled wire provide reliable insulation safety.
- Easy Installation: Window-type design allows direct mounting over busbars without disconnection.
- Customizable Options: Housing material, color, accuracy, output, capacity, and OEM logo can be tailored to project needs.
Technical Specifications
| Model | SDH |
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| Type | Low Voltage Window-Type / Busbar-Type Measuring CT |
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| Measurement Range | 0–10000 A |
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| Output | 5 A / 1 A / mA / mV |
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| Accuracy | 1.0 / 0.5 / 0.5S / 0.2 / 0.2S |
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| Inner Diameter | 0–220*80 mm |
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Models and Options
The SDH series is available with customizable housing material (ABS/PC), housing color, accuracy class, output signal, capacity, and OEM logo printing. This flexibility allows seamless integration into various switchgear and monitoring systems.
Materials and Structure
The transformer features ABS/PC plastic housing, silicon steel sheets or nanocrystalline core materials, and pure copper enameled wire windings. This construction ensures stable accuracy and reliable insulation performance.
Applications
Ideal for smart grid and switchgear panels, smart buildings & data centers, and energy monitoring for large-scale industrial facilities. Suitable for current measurement, energy metering, load monitoring, and protection.
Customization
OEM/ODM services available. Customize ratio, housing material, color, accuracy, output, and capacity. Contact us with your requirements.
Case Study
Our CTs have been supplied for power distribution projects, switchgear retrofits, and commercial building energy monitoring in multiple countries, improving measurement accuracy and reducing installation difficulty. (10-year export experience)
FAQ
Q: What is the maximum inner diameter available?
A: The maximum inner diameter is 220*80 mm, allowing fit over large busbars.
Q: Can I get a custom accuracy class?
A: Yes, accuracy classes include 1.0, 0.5, 0.5S, 0.2, and 0.2S. We can customize to your requirement.
Q: What output options are available?
A: Outputs of 5A, 1A, mA, and mV are available.
Q: Is OEM logo printing supported?
A: Yes, OEM logo printing is supported.
Q: What is the minimum order quantity?
A: MOQ is 1 unit for standard samples, 10 units for bulk orders.
Q: How do you ensure quality?
A: We are ISO 9001:2015 certified and our products undergo metrological verification.
Inquiry Information
Contact us at bethy@heyiele.com or +86 13968747975 for pricing and delivery details. Accept T/T, PayPal, Alibaba, etc.
Image Filename and Alt Suggestions
Image file: sdh-busbar-ct-0-220mm.jpg
Alt: SDH Busbar Current Transformer - 220mm window - front view
