Modular Oil Immersed Distribution Transformer
Rated Volume Quantity:25000KVA
High Voltage:35KV
Low Voltage:3.15KV/3.3KV/6.3KV/6.6KV/10.5KV
No-Load Loss:11900W
Load Loss:94000W
No-load electricity:0.25%
Short circuit resistance:10%
Products Description
Different Voltage Outputs
The 25,000 kVA transformer utilizes advanced electromagnetic conversion technology, allowing it to receive input voltages of 110 kV and 220 kV and output at 35 kV, 10 kV, or 0.4 kV. This accommodates both medium- and low-voltage equipment, ensuring smooth device operation.
Optimized Power Usage
With its multiple power distribution capabilities, the transformer can supply numerous circuits simultaneously. It assesses the power demand of the region to ensure balanced distribution-avoiding both overload and underload-while keeping all systems operating efficiently.
Electricity Modernization
Its voltage stabilization functions, combined with the ability to actively manage reactive power in low-voltage areas, make it a powerful stabilizing force for the entire system. The transformer can quickly respond to peak loads and grid fluctuations, maintaining the overall stability of the power infrastructure.
Protection System
Electromagnetic technology allows the transformer to isolate electrical faults, serving as a safeguard. Additionally, the system is equipped with protective mechanisms to prevent voltage or current from exceeding safe thresholds and can automatically disconnect the power supply in case of abnormal operation.
Products Parameters
| Model number | S13-25000-N×3 |
| Rated volume quantity(KVA) | 25000 |
| High voltage(KV) | 35/38.5 |
| High voltage tap range(KV) | ±5% or ±2×2.5% |
| Low voltage(KV) | 3.15/3.3/6.3/6.6/10.5 |
| Connection group label | ynd11 |
| No-load loss(W) | 11900 |
| Load loss(W) | 94000 |
| No-load electricity(%) | 0.25 |
| Short circuit resistance(%) | 10 |
Company production enviroment
Our factory & quipment




Our transformer production combines automation equipment with the exquisite craftsmanship of experienced technicians, from winding, assembly to insulation treatment, each process is strictly controlled by an experienced technical team.The workshop environment has constant temperature and humidity, in line with ISO 9001 international quality management standards, to ensure that the product performance is stable, safe and durable. Transparent and visualized production processes. We are committed to using technology to improve efficiency and provide customers with zero-defect industrial power solutions.
Products Export
Foreign exhibition




International Exhibition Validates Our Strength
As a leading enterprise in China's power equipment manufacturing sector, Kechang Electric showcased its core product portfolio and technical solutions at the 2024 Tashkent International Energy Exhibition in Uzbekistan, reinforcing our presence in the Central Asian market.
Exhibition Highlights
- Professional Recognition: Engaged in technical exchanges with over 80 professionals from Central Asian power utilities and industrial clients
- Proven Adaptability: Demonstrated product performance in extreme temperature conditions through live equipment demonstrations
- Service Commitment: Established ongoing technical communication channels with local partners during the event
Client Testimonial
"Kechang Electric's climate-specific protection designs and service framework impressed us during in-depth discussions at the exhibition."
- Procurement Manager, Industrial Zone, Uzbekistan
Our Advantages
✓ Global Expertise: Products deployed across 6 Central Asian countries, supporting over 50 projects
✓ Rapid Support: Bilingual technical assistance (English/Russian) with response solutions delivered within 48 hours
✓ Quality Assurance: All equipment undergoes rigorous cyclic testing at temperatures ranging from -30°C to 50°C
International Clients Inspecting Our Facilities

Uzbekistan customers visit the factory of transformer

Nepalese Clients Participate in Power Control Equipment Testing

Pakistani Clients Tour Our Product Showroom
Project Case




Fan limited liability company capacity expansion project
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