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20KV 2500KVA Dry Type Transformer

The 20KV 2500KVA Dry Type Transformer is a robust solution for high-voltage environments, engineered to excel in both industrial and commercial settings. Its oil-free design enhances fire safety while reducing energy losses and minimizing maintenance needs, ensuring a reliable power supply. In parallel, our three-phase epoxy-resin dry-type transformers comply with IEC726 and GB/T10228-1997 standards, offering a compact, lightweight design that delivers low noise, superior moisture resistance, excellent mechanical strength, and flame retardancy. Additionally, their strong overload capability and low partial discharge characteristics make them ideal for demanding power transmission and distribution systems—especially in heavy load centers and areas with rigorous fire protection requirements.

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Product Accessories

Enhance the efficiency and reliability of your 20kV 2500kVA dry type transformer with our premium suite of high-performance accessories, each designed to boost operational efficiency, elevate safety standards, and enable seamless integration within your power distribution network.

Standard Accessories:

Bidirectional Trolley: Featuring omni-directional wheels and an integrated locking system, this trolley offers effortless maneuverability and precise placement during installation and maintenance.

Temperature Sensors: Incorporating a minimum of three high-precision PT100 sensors, these devices continuously monitor winding temperatures to deliver real-time data that safeguards against overheating and preserves operational stability.

Temperature Control Unit: Fully integrated into the transformer’s protection and monitoring architecture, this unit ensures precise temperature regulation, thereby significantly enhancing system reliability.

Lifting Lugs: Expertly positioned lifting lugs simplify handling and transport, ensuring safe and efficient movement during installation and routine servicing.

Neutral Terminal: A conveniently accessible neutral terminal on the low-voltage side facilitates straightforward grounding, further reinforcing overall system safety.

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Product Specifications

Rated Voltage

20KV

Capacity

2500KVA（2.5MVA）

Phase Configuration

three-phase

Standards Compliance

Meets IEC 60076 ANSI and IEEE standards

Cooling Mechanism

Adopts a passive cooling design that leverages natural airflow to efficiently remove heat, eliminating the need for auxiliary cooling systems while maintaining optimal thermal performance.

Insulation System

Integrates a specialized blend of high-performance epoxy resin with finely milled quartz, ensuring superior moisture resistance and enhanced fire protection for a truly maintenance-free operation.

Core Construction

Engineered with precision, the core is built from advanced cold-rolled silicon steel with high magnetic efficiency, significantly reducing energy losses and boosting overall performance.

Winding Design

Features robust copper windings shielded by durable epoxy insulation, crafted to endure high short-circuit forces and ensure long-term reliability under demanding conditions.

Insulation Class

Utilizes premium Class F insulation materials that reliably support continuous operation at elevated temperatures, withstanding conditions up to 155°C.

Maximum Winding Temperature Rise

Optimized to maintain a controlled winding temperature increase, limiting the maximum rise to 105°C above ambient even during full-load operations.

Product Applications

Economy is more affordable

Supplies stable, consistent electricity for process automation and heavy machinery operations.

Heavy Industrial Manufacturing
Delivers reliable power for office towers and retail centers with high energy demands.

Urban Commercial Complexes
Ensures uninterrupted, low-noise power essential for IT infrastructure and server farms.

Critical Data Centers
Powers hospitals, universities, and government buildings with stringent safety and reliability standards.

Institutional Facilities

Product Advantages

Enhanced Safety

Oil-free design minimizes fire risks and environmental hazards.

Cost-Effective Efficiency

Low energy losses and minimal maintenance lower long-term operational costs.

Robust and Compact Build

Engineered for durability and reliable performance in challenging conditions while saving installation space.

WellDone Power Transformer Plan Drawing

FAQ

What range of transformer products do you offer and which standards do they meet?

We manufacture a diverse array of transformers including Oil-Immersed Distribution Transformers, Dry Type Transformers, Power Transformers, Three Phase Pad Mounted Transformers, Single Phase Pad Mounted Transformers, Substation Transformers, and Pole Mounted Transformers. Our technical team, with nearly 20 years of industry experience, ensures that our designs comply with international standards such as ANSI, IEEE, DOE, CSA, AS, AZS, GOST, IEC, and more. Additionally, many of our products have obtained UL, cUL, and CSA certifications, affirming their safety and performance in global markets.
How do you ensure the quality and reliability of your transformers?

Our transformers are produced under a rigorous quality management system covering every stage from material selection to final testing. Each product comes with a minimum 24-month warranty, ensuring long-term safety and reliability. This commitment to quality has earned the trust of global customers and leading industry players.
What are your production lead times, customization options, and global market reach?

For standard models, our production lead time is typically 10 to 25 days, and we offer flexible OEM/ODM services for customized projects. We also tailor packaging solutions to meet specific customer requirements. Our transformers are exported worldwide—including North America, Europe, South America, Australia, Asia, and Africa—with successful partnerships involving renowned companies. For more details or personalized support, please contact us via email or WhatsApp.