200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer
Feb 02, 2026
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200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer is a reliable medium-voltage distribution solution designed for industrial, utility, and infrastructure power systems.
As a professional transformer manufacturer, GNEE supplies oil-filled ground-mounted transformers with copper windings on both HV and LV sides, ensuring low losses, stable operation, and long service life.
From factories and substations to renewable energy and utility distribution networks, this transformer is widely used where 33kV primary voltage and 415V secondary voltage are required. GNEE provides full technical support, flexible customization, and strict quality control from design to delivery.
Who We Are – GNEE Transformer Manufacturer
GNEE is a professional manufacturer and exporter of oil-filled power and distribution transformers, with years of experience serving global industrial and utility clients.
We integrate design, manufacturing, testing, and export services under one roof, enabling us to deliver reliable transformers that comply with IEC, ANSI, and GB standards.
Our 200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer is factory-produced with high-grade materials, advanced winding technology, and rigorous testing to ensure safe and stable operation in harsh environments.

Factory overview image – Transformer production workshop and testing area
200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer – Key Features
The 200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer is engineered for performance, durability, and easy installation.
Main Technical Advantages
- Copper windings (Cu/Cu) for both HV and LV sides, reducing electrical losses
- Oil-immersed cooling (ONAN) for efficient heat dissipation
- Ground-mounted structure, suitable for outdoor and substation installation
- Low noise and high short-circuit withstand capability
- Stable voltage regulation for industrial and utility applications
This transformer design ensures high efficiency under continuous load, making it ideal for long-term operation in demanding power systems.

Transformer exterior image – Ground-mounted oil-filled transformer with radiator fins
Applications of 200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer
The 200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer is widely applied across multiple sectors requiring reliable medium-voltage distribution.
Typical Application Scenarios
- Industrial plants and manufacturing facilities
- Utility and rural power distribution networks
- Renewable energy projects (solar & wind substations)
- Infrastructure projects and commercial power systems
Its robust design and copper winding structure make it suitable for both indoor substations and outdoor ground-mounted installations.
Technical Parameters of 200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer
| Parameter | Specification |
|---|---|
| Rated Capacity | 200 kVA |
| Primary Voltage | 33 kV |
| Secondary Voltage | 415 V |
| Frequency | 50 / 60 Hz |
| Winding Material | Copper (HV & LV) |
| Cooling Method | ONAN (Oil Natural Air Natural) |
| Installation Type | Ground-mounted |
| Insulation Medium | Mineral Transformer Oil |
| Vector Group | Dyn11 (optional) |
| Standards | IEC / ANSI / GB |
| Temperature Rise | As per IEC standard |
| Protection Level | Customizable |
Why Choose GNEE 200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer
Choosing GNEE means choosing factory-direct supply, stable quality, and professional service.
GNEE Advantages
- Direct manufacturer with competitive factory pricing
- Custom voltage, vector group, and enclosure options
- Strict factory testing before shipment
- Rich export experience with global customers
- Technical support from pre-sale to after-sale
Each 200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer is tested for insulation resistance, voltage ratio, no-load loss, load loss, and oil quality before delivery.
Conclusion
The 200 kVA 33/415 Cu/Cu Oil Filled Groundmount Transformer from GNEE is a dependable solution for medium-voltage power distribution, offering high efficiency, long service life, and stable performance.
If you are looking for a reliable transformer manufacturer with customization capability and competitive pricing, contact GNEE today to get your quotation and technical support.
👉 Send us your inquiry now – our engineers are ready to assist you.

