Yawei Transformer proudly presents the 500 kVA Dry Type Cast Resin Transformer, a high-quality three-phase industrial power transformer designed for industrial, commercial, utility, and infrastructure applications worldwide. Engineered to deliver superior performance, energy efficiency, and long-term reliability, this transformer is ideal for clients seeking safe, fire-resistant, eco-friendly, and low-maintenance electrical solutions.
The 500 kVA Dry Type Cast Resin Transformer is manufactured using state-of-the-art cast resin insulation technology, providing excellent dielectric strength and mechanical durability. Its dry type design eliminates oil, reducing fire hazards and environmental risks, while enabling safe indoor or semi-outdoor installations. Capacities are fully customizable, ranging from 100 kVA to 10000 kVA, and high-voltage applications are supported up to 35 kV, making this transformer adaptable to projects of all scales.
500 kVA Dry Type Cast Resin Transformer Technical Specifications
| Parameter | Specification |
|---|---|
| Transformer Model | 500 kVA Dry Type Cast Resin Transformer |
| Rated Capacity | 500 kVA (Customizable, 100–10000 kVA) |
| Primary Voltage | 11 kV / 13.2 kV / 15 kV / 20 kV / up to 35 kV |
| Secondary Voltage | 480 V / 400 V / 230 V (standard), other low-voltage configurations available |
| Transformer Type | Three Phase Dry Type, Cast Resin Insulation |
| Cooling Method | Air Natural (AN), Air Forced (AF) optional |
| Winding Configuration | Grounded Wye/Wye, Delta/Wye, or other vector groups |
| Voltage Regulation | Off-circuit tap changer standard, On-load Tap Changer (OLTC) optional |
| Insulation System | Epoxy Cast Resin, Fire-Resistant, Eco-Friendly |
| Standards Compliance | IEC, ANSI, IEEE, GB/T (China) |
| Installation Type | Indoor or semi-outdoor |
| Operating Temperature | -25°C to +40°C (customizable) |
| Humidity Tolerance | Up to 95% RH |
| Noise Level | < 55 dB |
| Applications | Industrial plants, commercial buildings, utility substations, renewable energy projects |
| Global Markets | USA, Canada, UK, Germany, France, Spain, Italy, Australia, Mexico, Argentina, Brazil |
| Manufacturer | Yawei Transformer, Factory Direct Supply, Custom Design, Wholesale Options |



Overview and Key Features
Premium Three Phase Dry Type Cast Resin Design
The 500 kVA Dry Type Cast Resin Transformer features a three-phase configuration with cast resin insulation, offering high dielectric strength, fire resistance, and low maintenance. This dry type design ensures environmental safety, eliminates the need for oil, and is suitable for indoor installations in industrial plants, commercial complexes, or utility substations.Flexible Voltage and Capacity Options
Supporting 480V, 400V, 230V, 11kV, 13.2kV, 15kV, 20kV, and high-voltage configurations up to 35 kV, the transformer is highly adaptable to regional electrical standards. Capacity ranges from 100 kVA to 10000 kVA, making the 500 kVA Dry Type Cast Resin Transformer suitable for small-scale industrial applications, medium commercial installations, and large utility networks.Global Standards Compliance
Designed and manufactured according to IEC, ANSI, IEEE, and GB/T standards, this transformer meets international safety and performance requirements, ensuring suitability for North America, Europe, South America, and Asia-Pacific markets.B2B Ready – Customizable and Wholesale Options
Yawei Transformer provides factory-direct supply, customizable design, and wholesale options, allowing clients to specify custom voltages, capacities, insulation classes, or enclosures to meet their project needs. This makes it an ideal solution for industrial buyers, electrical contractors, and utility providers seeking reliable and scalable power solutions.Energy Efficiency and Low Maintenance
The dry type design reduces energy losses compared to traditional oil-immersed transformers. With low maintenance requirements, minimal fire risk, and eco-friendly construction, the transformer is a cost-effective long-term investment.Wide Range of Applications
Industrial Plants: Heavy machinery, chemical production, manufacturing lines, mining operations
Commercial Complexes: High-rise buildings, hospitals, hotels, shopping malls, office towers
Utility & Infrastructure: Distribution substations, metro and railway systems, airports, water treatment plants
Renewable Energy Projects: Solar farms, wind farms, microgrids
Indoor or Semi-Outdoor Installation
The transformer is suitable for indoor or semi-outdoor installations. Its cast resin insulation provides excellent resistance to humidity, dust, and partial weather exposure, making it versatile for multiple installation scenarios.Advanced Safety Features
Fire-resistant cast resin insulation
Short-circuit and overload tolerance
Low noise operation (<55 dB)
High mechanical and dielectric strength
Global Market and Supply
Yawei Transformer supplies the 500 kVA Dry Type Cast Resin Transformer to major markets worldwide, including:
North America: USA, Canada, Mexico
Europe: UK, Germany, France, Spain, Italy, Sweden
South America: Argentina, Brazil, Chile
Asia-Pacific & Oceania: Australia, New Zealand, Southeast Asia
Why Choose Yawei Transformer?
Factory Manufacturer: Direct supply from China
Customizable Designs: Voltage, capacity, enclosure, cooling options
B2B Ready: Wholesale, bulk orders, project-specific solutions
Certified Quality: IEC, ANSI, IEEE compliance
Global Service: Support in USA, Canada, Europe, South America, Australia
Proven Track Record: Thousands of installations worldwide with excellent performance


Applications and Use Cases
Industrial Applications:
Reliable power for manufacturing plants, chemical industries, steel mills, and heavy-duty operations.
Commercial Applications:
Ideal for office buildings, hospitals, hotels, and retail complexes requiring continuous, safe, and efficient power.
Utility and Infrastructure:
Supports medium-voltage distribution networks, substations, railway systems, airports, and water treatment plants.
Renewable Energy Projects:
Compatible with solar and wind farms, microgrids, and other renewable installations, ensuring energy efficiency and reliability.
Technical Advantages
Fire-resistant cast resin insulation eliminates oil hazards
Eco-friendly, low-maintenance design reduces operating costs
Wide voltage and capacity range ensures global adaptability
Compliance with international standards (IEC, ANSI, IEEE) ensures acceptance in multiple markets
Customizable options allow project-specific solutions
High-voltage support up to 35 kV for industrial and utility applications
Ordering and Customization
Custom voltages: Low, medium, and high voltage options
Custom capacities: 100–10000 kVA
Cooling options: Air Natural (AN), Air Forced (AF)
Enclosure options: Indoor, semi-outdoor, IP-rated
Bulk orders / wholesale: Competitive pricing for large projects
Global delivery: Logistics, customs, and installation support
Conclusion
The 500 kVA Dry Type Cast Resin Transformer from Yawei Transformer is a versatile, reliable, and globally compliant solution for industrial, commercial, utility, and renewable energy applications. With wide voltage support (480V–35 kV), customizable capacity (100–10000 kVA), factory-direct supply, and global distribution, it is ideal for projects demanding high reliability, energy efficiency, and safety.
By choosing Yawei Transformer, clients receive premium quality, fully customizable solutions, and worldwide support, making this transformer a top choice for modern power distribution networks.


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