Jinhand Electric Co., Ltd. is a China-based manufacturer and supplier dedicated to innovation, continuously launching new products that meet market demands. Our LZZBJ9-10C1 Electrical Current Transformer utilizes advanced materials, significantly extending the equipment's lifespan. As a trusted factory, we prioritize quality and performance in our electrical solutions, ensuring they meet the highest standards for reliability and efficiency across various applications. With a commitment to customer satisfaction, we strive to provide innovative products that enhance operational effectiveness in the power distribution industry.
1.Standards Compliance:Adheres to GB 20840.1, 2 and IEC 61869-1, 2 standards, ensuring reliability and safety in performance.
2.Versatile Operating Temperature:Functions effectively in a wide ambient temperature range of -5℃ to +40℃, suitable for various environments.
3.Flexibility in Current Ratings：Offers rated secondary current options of 5 A or 1 A, allowing customization for different application needs.
| Rated primary current | Short-time thermal current | Rated dynamic current | Class combination | Rated secondary output | Surface creepage distance | Weight | |||
| 0.2(S) 0.5S | 5P10 10P10 | 5P15 10P15 | 5P20 10P20 | ||||||
| 5-150 | 10011n | 25011n | 0.2(S)/5(10)P0.5(S)/5(10)P0.2(S)/0.2(S)0.2(S)/0.5(S)0.2(S)/0.5(S)/ 5(10)P | 10 | 15 | 15 | 15 | 245 | 19 |
| 200-300 | 31.5 | 80 | |||||||
| 400 | 45 | 112.5 | |||||||
| 500-600 | 63 | 130 | |||||||
| 800 | 80 | 160 | 15 | 20 | 20 | ||||
| 1000-1250 | |||||||||
| 1500-3150 | 100 | ||||||||
1.High Insulation Levels：Rated insulation levels of 12/42/75 kV provide excellent electrical performance and safety assurance.
2.Frequency Compatibility：Supports rated frequencies of 50 Hz or 60 Hz, making it adaptable to different electrical systems.
3.Reliable Performance：Designed to maintain consistent performance across a variety of operating conditions and requirements.
1.High Voltage Insulation Class: Rated insulation level of 12/42/75 kV, suitable for medium and high voltage transmission and distribution systems with ample safety margin.
2.Multiple Accuracy Classes Available: Supports various accuracy and protection combinations, including 0.2(S), 0.5(S), 5P10, 5P15, 5P20, 10P10, 10P15, 10P20, meeting metering, measurement, and protection application requirements.
3.Wide Range of Primary Currents: Offers primary currents from 5A to 3150A in multiple selections to suit different load systems.
4.Strong Environmental Adaptability: Stable operation in ambient temperatures ranging from -5℃ to +40℃.
1.High-Precision Metering Output: 0.2 or 0.5 class high-precision signal output provides reliable data support for energy metering, reducing economic losses from measurement errors.
2.High Dynamic and Thermal Stability: Withstands short-time thermal currents up to 100 kA and dynamic currents up to 250 kA, enduring system short-circuit impacts and extending equipment service life.
3.Modular Combination Design: Integrates multiple accuracy and protection windings in one device, reducing installation quantity and maintenance points.
1.Compact and Lightweight Design: Optimized structure reduces overall weight, facilitating transportation and installation. Supports vertical or horizontal mounting.
2.Standardized Installation Interface: Provides mounting plates or bracket interfaces compatible with mainstream switchgear and distribution systems.
3.Global Shipping Experience: Products exported to over 30 countries, supporting various logistics methods and export packaging.
1.Fully Sealed Cast Insulation: Epoxy resin vacuum casting ensures moisture, pollution, and corrosion resistance, suitable for humid, coastal, or industrial polluted environments.
2.High Mechanical Strength Design: Reinforced internal structure for earthquake and impact resistance, suitable for long-distance transportation and harsh conditions.
3.Low Partial Discharge Characteristics: Excellent insulation structure design ensures low partial discharge levels and long-term operational reliability.
1.Fully Automated Casting Production Line: Ensures uniform and dense insulation layers without bubbles or cracks.
2.Precision Winding and Turn Control: Uses CNC winding equipment to ensure winding consistency and improve electrical performance.
3.Comprehensive Electrical Testing: Includes ratio, polarity, error, withstand voltage, and partial discharge tests to ensure each product meets standards.
1.Multi-Winding Independent Magnetic Circuit Design: Each winding is shielded to minimize mutual interference, ensuring clean output signals.
2.Optional Outdoor Design (if required): Enhanced insulation and UV-resistant housing available for outdoor installation.
3.Smart Monitoring Interface Provision: Some models support add-on digital output modules for easy integration into smart grid systems.
1.Low-Loss Core Materials: Uses high-permeability, low-loss silicon steel sheets or nanocrystalline materials to reduce no-load losses.
2.Eco-Friendly Production Processes: Insulation materials comply with environmental standards; exhaust gases and wastewater are treated during production.
3.Long Service Life Design: Fully sealed structure delays insulation aging; product design life ≥30 years.
1.Specialized High Voltage Transformer Manufacturer: Experienced in designing and mass-producing transformers for 10kV and above voltage levels.
2.Complete Certifications and Approvals: Products pass State Grid access tests with full type test reports.
3.Rich Project Experience: Widely used in substations, power plants, industrial distribution, and other fields.
4.One-Stop Service Support: Provides full-process services including selection, drawing confirmation, installation guidance, and after-sales maintenance.
Q1: How to select the appropriate accuracy and protection class combination?
A: For metering, 0.2S or 0.5S is recommended; for protection, choose 5P or 10P classes based on system short-circuit current. We can assist with selection based on your system parameters.
Q2: Can it be used outdoors or in plateau areas?
A: Standard products are for indoor use. Outdoor or plateau applications require customization, including enhanced insulation, anti-condensation, and UV-resistant designs.
Q3: How is accuracy ensured with high primary currents?
A: We use segmented winding and optimized magnetic circuit designs to ensure accuracy within 5% to 120% of the rated current range.
1.Technical Support Response: 24-hour technical consultation replies, with remote or on-site guidance available.
2.Training and Documentation: Provides product manuals, installation videos, debugging guides, and on-site training upon request.
3.Fast Delivery Capability: Standard models are stocked for quick shipment; non-standard products delivered as agreed.
Over ten years of innovation-driven development has enabled Jinhand to become one of China’s foremost manufacturers and suppliers of electrical equipment. Our factory has embraced various advanced technologies and machinery, and we invite you to procure our high-quality, reasonably priced products made in China.
Address
No. 188, Wei 15th Road, Yueqing City, Wenzhou City, Zhejiang Province, China
