33kv 2500kVA Transformer Three Phase Distribution Electrical Transformer Oil Immersed Transformer Step up Transformer

Product Description

Our Advantages

Jiangsu Xinhong Electrical Equipment Co., Ltd. is a large-scale enterprise integrating research and development, manufacturing, trade, and service functions, with industrial electrical equipment as its main focus. Its main products cover the following major categories:

Power Transformers , Electronic Transformer , Electric Transformer , Oil Immersed Transformer , Distribution Transformer ,Dry Type Transformer
Power transformers are key devices in power systems for transforming voltage and transmitting electric energy. The power transformers produced by Jiangsu Xinhong Electrical Equipment Co., Ltd. feature high efficiency, low losses, and high reliability. They are widely used in various power systems, industrial enterprises, and new energy projects, effectively enhancing the stability and safety of electric power transmission.

High and Low Voltage Complete Sets of Equipment
High and low voltage complete sets of equipment are important devices in power systems for distributing, controlling, and protecting electric energy. The company's high and low voltage complete sets of equipment include switchgear cabinets and distribution cabinets. These products are compact in structure, stable in performance, and easy to operate, meeting the needs of different users. They are widely used in industrial, commercial, and residential building fields.

Container-Type Substations
Container-type substations are factory-prefabricated, compact indoor and outdoor distribution equipment that integrates high-voltage switchgear, power transformers, and low-voltage distribution devices according to certain wiring schemes. The container-type substations produced by Jiangsu Xinhong Electrical Equipment Co., Ltd. have the advantages of small size, easy installation, reliable operation, and simple maintenance. They are suitable for urban power grid transformation, residential areas, commercial centers, industrial enterprises, and other places.

Prefabricated Cabin-Type Substations
Prefabricated cabin-type substations are a new type of substation with the advantages of short construction period, small land occupation, and strong environmental adaptability. The prefabricated cabin-type substations produced by Jiangsu Xinhong Electrical Equipment Co., Ltd. adopt advanced design concepts and manufacturing processes, meeting the needs of different environments and application scenarios. They are widely used in new energy power generation, urban rail transit, industrial parks, and other fields.

High and Low Voltage Harmonic Control Devices
With the continuous development of power systems, harmonic problems are becoming increasingly prominent, severely affecting the safe operation of power equipment and electric power quality. The high and low voltage harmonic control devices produced by Jiangsu Xinhong Electrical Equipment Co., Ltd. can effectively suppress harmonics in power systems, improve electric power quality, and ensure the stable operation of power equipment. They are suitable for various industrial enterprises and power systems.

Jiangsu Xinhong Electrical Equipment Co., Ltd. has won a good reputation and extensive market recognition in the field of electrical equipment with its advanced technology, high-quality products, and comprehensive after-sales service.

Core Advantages

1. Energy-Efficient Design

• Premium Silicon Steel Core: Made with brand-new, high-quality silicon steel sheets, our transformers significantly reduce operational losses, minimize energy waste, and operate with low noise levels, providing a quiet and efficient working environment.
• High-Quality Winding Materials: Using heat-resistant enameled wire ensures excellent conductivity and stability even under high load conditions, reducing line losses and extending the transformer's lifespan.

2. Flexible Customization

• Diverse Voltage Configurations: Available in a wide range of high-voltage options (6kV, 6.3kV, 10kV, 10.5kV, 11kV, 20kV, 35kV, etc.) and low-voltage options (0.4kV, 400V, 415V, etc.), our transformers can be customized to meet specific local requirements.
• Multiple Connection Options: Support for various connection symbols such as Dyn11 and Yyn0, catering to different electrical connection needs in various applications.

3. High Reliability and Safety

• Wavy Oil Tank Design: The unique wavy-wall oil tank structure automatically compensates for changes in transformer oil volume due to temperature fluctuations. This eliminates the need for an additional oil reservoir, reduces equipment costs, and lowers the overall height of the transformer, saving installation space.

• Advanced Safety Devices: Equipped with highly sensitive pressure relief valves and precise glass thermometer sockets. Optional alarm terminals and gas relays are also available to ensure comprehensive safety during operation.

4. Environmental and Economic Benefits

• Eco-Friendly Oil-Immersed Cooling: The oil-immersed cooling method provides excellent heat dissipation and stable operation while minimizing environmental impact.
• High Cost-Performance Ratio: With advanced manufacturing processes and strict quality control, our transformers offer high performance at competitive prices, providing customers with cost-effective power solutions.

 

Product Parameters

nominal  capacity	high  voltage side	High voltage  tap range	low  voltage side	Connection  group labeling	No- load loss	Load Loss	No-load  current	Short Circuit  Impedance
30KVA	11KV 10.5KV 10KV 6.3KV 6KV	±5 ±2×2.5%	0.4KV 0.69KV	Dyn11 Yyn0	100W	630/600W	2.3%	4%
50KVA					130W	910/870W	2.0%	4%
63KVA					150W	1090/1040W	1.9%	4%
80KVA					180W	1310/1250W	1.9%	4%
100KVA					200W	1580/1500W	1.8%	4%
125KVA					240W	1890/1800W	1.7%	4%
160KVA					280W	2310/2200W	1.6%	4%
200KVA					340W	2730/2600W	1.5%	4%
250KVA					400W	3200/3050W	1.4%	4%
315KVA					480W	3830/3650W	1.4%	4%
400KVA					570W	4520/4300W	1.3%	4%
500KVA					680W	5410/5150W	1.2%	4%
630KVA					810W	6200W	1.1%	4.5%
800KVA					960W	7500W	1.0%	4.5%
1000KVA					1150W	10300W	1.0%	4.5%
1250KVA					1360W	12000W	0.9%	4.5%
1600KVA					1640W	14500W	0.8%	4.5%
2000KVA					1960W	19800W	0.8%	5%
2500KVA					2310W	23000W	0.7%	5%

Explore the Oil-immersed Transformers Product Details:
Oil-immersed transformers represent the epitome of electrical engineering, widely adopted in power systems for efficient voltage conversion and seamless power transmission. Crafted to meet the demands of high current and large capacity, these transformers provide unparalleled stability and reliability, ensuring optimal performance in power systems.

 

Understanding Model Meaning:

 

Product characteristics

1. Winding Structure:
Our transformers feature a high-voltage winding with a multi-layer cylindrical, continuous or connecting continuous structure, enhancing shock distribution, minimizing magnetic leakage, and offering high mechanical strength alongside robust short-circuit resistance.

2. Superior Iron Core Design:
We employ high-quality cold rolled grain oriented silicon steel sheets with a full diagonal seam stacking method, which substantially reduces no-load loss and minimizes no-load current for an efficient operation.

3. Enhanced Fastening and Anti-Loosening:
Core and windings are meticulously fastened with precision measures; equipped with self-locking anti-loosening nuts to ensure stability during transportation. Our non-hanging center structure is designed to absorb vibrations, while fastening nuts guarantee long-term operational integrity.

4. Advanced Vacuum Processing:
With vacuum drying of coils and cores, alongside vacuum-filtered oil injection, we ensure minimal moisture presence within the transformer, enhancing its longevity and performance.

5. Ingenious Oil Tank Design:
The oil tank features a corrugated sheet with a breathing function, adept at compensating for oil volume changes due to temperature variations, eliminating the need for an oil storage cabinet and effectively reducing the transformer's height.

6. Additional Features:
Boasting a beautiful appearance and compact size, our transformers require minimal installation space, making them the ideal maintenance-free solution for modern power systems.
These transformers are essential in power plants, substations, industrial and mining enterprises, as well as rural power grids, ensuring efficient power distribution across diverse applications.

 

Company Profile

 

Welcome to Jiangsu Xinhong transformer manufacturing facility, where innovation meets tradition to deliver the highest quality power transformers for a wide range of applications.  Established with a vision to revolutionize the power transmission industry, our factory has grown to become a leading name in the production of reliable, efficient, and environmentally friendly transformers.  Our journey is marked by continuous improvement, technological advancement, and a deep commitment to customer satisfaction.

Our factory is equipped with four specialized workshops, each dedicated to different stages of transformer production. This setup allows us to handle everything from core manufacturing to final assembly and testing under one roof. Our production lines are capable of producing transformers with rated capacities ranging from 50kVA to an impressive 3000kVA. Whether it's a small distribution transformer for residential use or a large power transformer for industrial applications, we have the capacity and expertise to meet diverse needs.
From adjusting voltage levels to modifying the physical dimensions of the transformer, our team of engineers works closely with clients to deliver transformers that perfectly fit their specifications.  Our flexible production lines can quickly adapt to different orders, ensuring that each customer receives a product tailored to their exact needs.

 

Packaging & Shipping

Packaging & Shipping

 

After Sales Service

Routine Inspection Protocols: Frequent checks of the oil level and oil insulation strength are crucial; promptly addressing any issues by replacing transformer oil ensures continued performance.
Ensuring Stable Operations: It is imperative to prevent overload and short-circuit situations, safeguarding the transformer for stable, long-term operation.
Critical Safety Considerations: Prior to installation, ensure adequate plant ventilation and fire safety measures are in place, adhering strictly to technical specifications for accurate and safe installation.



 

FAQ

1. Are you a trading company or manufacturer?
We proudly operate as a professional factory with a decade of experience specializing in high and low voltage switchgears, substations, transformers, cable distribution boxes, and a variety of electrical equipment, including vacuum circuit breakers and load break switches, catering to diverse electrical needs.
Our esteemed factory proudly serves as the premier supplier for the State Grid Corporation of China, showcasing our commitment to quality and reliability.
2. Do you accept customized service?
We provide exceptional OEM/ODM services, allowing you to imprint your logo on the product. Our expert technical and quotation teams are dedicated to offering a project solution that perfectly aligns with your drawings and specifications.
3. What is your MOQ?
Our minimum order quantity is just 1 piece, ensuring flexibility and accessibility for all clients.
4. How long is your delivery lead time?
Delivery timelines are contingent upon your specific product requirements and order quantity. Typically, we ensure swift delivery within 5 to 10 working days.
5. How do you resolve quality issues?
To address any quality concerns, please provide detailed photographs of the issues. Our technical and quality assurance team will thoroughly analyze the situation and deliver a comprehensive solution within 2 days to guarantee your satisfaction.
6. What are your payment terms?
We require a 30% T/T deposit in advance, with the remaining 70% payable before shipment. We also accept payments via Western Union and L/C for your convenience.