12-15 2025 | By:
The 1600kVA 20kV / 400V cast resin dry-type transformer is an ideal solution for European commercial, industrial, and renewable energy projects. Known for its safety, reliability, and environmental friendliness, this transformer is widely used in applications where fire resistance, low maintenance, and durability are critical.
This article covers the transformer’s key advantages, specifications, applications, and procurement considerations, providing a comprehensive guide for engineers, EPC contractors, and procurement professionals.
Oil-free design eliminates the risk of oil leakage and fire hazards.
Windings are encapsulated with epoxy resin, offering moisture and pollution resistance.
Complies with IEC 60076, EN standards, and other international certifications.
Low no-load losses and high efficiency improve overall system performance.
The transformer’s average service life exceeds 25 years.
Full life-cycle maintenance costs are approximately 30% of comparable oil-immersed transformers.
High mechanical strength and durability ensure stable operation under heavy loads.
Resistant to short circuits, overloads, and environmental challenges.
100% oil-free, making it suitable for indoor installations and environmentally sensitive areas.
Minimal maintenance reduces operational costs and environmental impact.
| Parameter | Value |
|---|---|
| Capacity | 1600 kVA |
| Primary Voltage | 20 kV |
| Secondary Voltage | 400 V |
| Cooling Type | AN / AF (Air Natural / Air Forced) |
| Insulation Class | F / H optional |
| Standards | IEC 60076, EN 50588, ISO certified |
Tip: 20kV / 400V is the most common European specification, widely used in commercial buildings, factories, and renewable energy projects.
The 1600kVA 20kV / 400V cast resin dry-type transformer is suitable for:
Commercial complexes
Hospitals and schools
Renewable energy grid connections (solar, wind)
High-rise buildings
Industrial plants and factory distribution rooms
Its oil-free, maintenance-free, and fire-resistant design makes it particularly suitable for densely populated areas and environments with strict safety and environmental requirements.
When purchasing a 1600kVA cast resin dry-type transformer, consider:
Request Type Test Reports: Verify compliance with IEC/EN standards.
Inspect Manufacturer’s Production: Check resin casting process, coil quality, and assembly.
Evaluate Life-Cycle Cost: Consider total cost, including maintenance and energy losses.
Clarify Warranty Terms: Ensure warranty covers performance and reliability.
Choose Reputable Manufacturers: Prefer manufacturers with export qualifications to reduce costs and ensure quality.
By following these steps, buyers can maximize economic benefits while ensuring reliable power supply.
Fire Safety: Oil-free and F1 rated
Environmentally Friendly: No oil leakage, low noise
Low Maintenance: Minimal operational costs
Durable: Long service life, resistant to moisture and dust
Standards Compliant: IEC, EN, ISO certifications
The 1600kVA 20kV / 400V cast resin dry-type transformer combines reliability, efficiency, and safety, making it a top choice for European projects.
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