JDZ18-10R HV Voltage Transformer from China's Jinhand Electrical complies with GB/T 20840.1,3 and IEC 61869-1,3. As a leading manufacturer and factory supplier, our versatile product line meets diverse industry needs, operating reliably in -5℃ to +40℃ at 50/60Hz.
1.Adherence to Standards:Complies with GB/T 20840.1, 3 and IEC 61869-1, 3 standards, ensuring high safety and reliability.
2.Wide Temperature Range:Operates effectively in a broad ambient temperature range of -5℃ to +40℃, making it versatile for various environments.
3.Multiple Insulation Levels:Provides insulation options of 12/42/75 kV and 7.2/30/60 kV, allowing customization based on specific application requirements.
| Rated voltage ratio | Accuracy class | Rated output | Limit output |
| 6/0.1/0.1 | 0.2/0.2 | 15/15 | 300 |
| 6/0.1/0.22 | 0.2/3 | 20/300 | 300 |
| 10/0.1/0.1 | 0.2/0.2 | 15/15 | 300 |
| 10/0.1/0.22 | 0.2/3 | 20/300 | 300 |
1.Power Factor Optimization:Features a power factor of cosφ = 0.8, which enhances energy efficiency during operation.
2.Frequency Versatility:Capable of operating at rated frequencies of 50 Hz or 60 Hz, facilitating easy integration into different electrical systems.
1.Flexible Dual-Winding Configuration: Offers multiple secondary winding combinations e.g.,6/0.1/0.1,10/0.1/0.22,etc., simultaneously meeting high-precision measurement and protection functional requirements, achieving "one device, two uses."
2.High Accuracy and High Output Capacity: Measurement accuracy reaches 0.2 class, rated output 15-20VA, and limit output up to 300VA, suitable for various demanding electrical environments.
3.Full-Frequency Compatibility: Supports 50Hz and 60Hz dual-frequency operation, adapting to different grid standards worldwide for plug-and-play use.
1.Energy-Efficient Design: Power factor reaches cosφ = 0.8, significantly reducing system reactive power loss and improving overall energy efficiency.
2.Long-Life, Maintenance-Free Structure: Uses fully enclosed epoxy resin casting technology, with durable and stable insulation performance, greatly reducing later maintenance costs and failure rates.
1.Lightweight and Compact Design: Compact structure and flexible installation, suitable for integration into various switchgear and power distribution systems.
2.Global Standard Packaging: Features triple protection against shock, moisture, and corrosion, supporting safe long-distance transportation. Already stably supplied to over 30 countries worldwide.
1.Strong Wide-Temperature Adaptability: Operating temperature range from -5°C to +40°C, capable of stable performance in various climatic environments.
2.Multiple Insulation Protections: Offers two insulation level options: 12/42/75 kV and 7.2/30/60 kV, with excellent overvoltage resistance and environmental adaptability.
1.Fully Automated Production Line: Employs advanced processes such as CNC winding, vacuum casting, and constant temperature curing, ensuring high product consistency and stable performance.
2.Strict Quality Control System: Each unit undergoes multiple tests including power frequency withstand voltage, partial discharge, and accuracy verification, complying with both GB/T and IEC certifications.
1.Independent Dual-Accuracy Outputs: Secondary windings can achieve different accuracy classes independently (e.g., 0.2 class + 3 class), flexibly adapting to various application scenarios such as metering, monitoring, and protection.
2.Low Magnetic Loss and Low Temperature Rise Design: Optimized magnetic circuit structure and cooling system result in low operational temperature rise, suitable for installation in high-density electrical cabinets.
1.Use of Environmentally Friendly Materials: Insulation materials comply with international environmental standards, are non-toxic and harmless, supporting sustainable development.
2.System Energy Efficiency Improvement: Low-loss design helps reduce overall reactive power loss in the grid, supporting the construction of green power systems.
1.Industry-Leading Manufacturer: Jinhand Electric has over a decade of professional R&D and production experience, with products exported worldwide and holding multiple domestic and international certifications.
2.Strong Customization Capability: Supports flexible customization of voltage ratios, insulation levels, output combinations, etc., with quick response to customers' personalized needs.
3.High Cost-Effectiveness Supply: Leveraging economies of scale and a mature supply chain, we provide competitive pricing while ensuring outstanding quality.
Q: Is this product suitable for new energy power plants?
A: Yes, the JDZ18-10R, with its high accuracy, wide temperature adaptability, and strong insulation characteristics, is well-suited for voltage measurement and protection in new energy power plants such as photovoltaic and wind power stations.
Q: Can the dual secondary windings be used simultaneously for metering and protection?
A: Yes. For example, in the model with specifications 10/0.1/0.22kV, the 0.1kV winding (0.2 class) is suitable for metering, while the 0.22kV winding (3 class) is suitable for protection or monitoring.
Q: Is customization for special environments supported?
A: Yes. Customized product versions for special environments such as high altitude, high humidity, and high pollution can be provided based on customer requirements.
1.Comprehensive Technical Consultation: Provides product selection, system integration, and installation guidance services.
2.Rapid After-Sales Response: 18-month product warranty, with technical issues responded to within 24 hours.
3.Global Logistics Support: Assists in arranging sea, air, and land transportation, and provides full-process logistics tracking services.
1."The JDZ18-10R has performed excellently in several of our overseas substation projects. The dual-winding design greatly simplifies the system structure, and its operation is stable and reliable."
2."We have collaborated with Jinhand for many years. Their product quality is consistent, delivery is timely, and after-sales service is professional. They are a trustworthy long-term partner."
Having gone through more than a decade of innovation-focused development, Jinhand is now one of the prominent manufacturers and suppliers of electrical equipment in China. Our factory employs various advanced technologies and equipment, and we welcome you to buy our top-quality, competitively priced China-made products.
Address
No. 188, Wei 15th Road, Yueqing City, Wenzhou City, Zhejiang Province, China
