GNEE 30KVA Three-phase Oil Filled Transformers

Jan 29, 2026

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GNEE 30KVA Three-phase Oil Filled Transformers are designed to deliver stable, efficient, and reliable power distribution for small-capacity industrial and commercial applications. As a compact yet robust solution, the 30KVA three-phase oil filled transformer plays a critical role in auxiliary power systems, control circuits, and localized distribution networks.

 

Within the first stage of system planning, selecting GNEE 30KVA Three-phase Oil Filled Transformers ensures safe voltage transformation, excellent insulation performance, and long-term operational stability. These transformers are engineered to meet diverse installation environments while maintaining consistent output under continuous load conditions.

 

GNEE is a manufacturer, founded in 2008, specializing in oil filled transformers and industrial power equipment. With strong R&D capability, strict quality control, and OEM/ODM services, we provide 30KVA three-phase oil filled transformers that comply with IEC, GB, and other international standards.

 

Product Overview of GNEE 30KVA Three-phase Oil Filled Transformers

GNEE 30KVA Three-phase Oil Filled Transformers utilize high-quality insulating oil for both cooling and electrical insulation. This design enhances heat dissipation and dielectric strength, making the transformer suitable for long-term operation.

 

Key product features include:

  • Compact oil-filled tank structure
  • High-grade silicon steel core with low losses
  • Copper or aluminum windings (optional)
  • ONAN cooling for stable temperature control
  • These features ensure consistent performance and extended service life.

 

oil filled transformer

GNEE 30KVA three-phase oil filled transformer – factory-finished product

 

Advantages of GNEE 30KVA Three-phase Oil Filled Transformers

 

Compared with other small-capacity transformers, GNEE 30KVA three-phase oil filled transformers offer several practical advantages:

  • Excellent heat dissipation under continuous load
  • Strong overload tolerance and voltage stability
  • Reliable insulation performance in harsh environments
  • Cost-effective solution for small power demands

These advantages make them a preferred choice for industrial auxiliary power and decentralized distribution systems.

 

oil filled transformer
Oil tank, radiator, and bushing details of oil filled transformer

 

Typical Applications of GNEE 30KVA Three-phase Oil Filled Transformers

 

A GNEE 30KVA three-phase oil filled transformer is widely used in:

  • Industrial control panels and automation systems
  • Small manufacturing plants and workshops
  • Commercial buildings and service facilities
  • Pump stations, monitoring, and auxiliary equipment

 

Its three-phase configuration ensures balanced load distribution and efficient power utilization.

 

Technical Parameters of GNEE 30KVA Three-phase Oil Filled Transformers

Item Specification
Rated Capacity 30 kVA
Transformer Type Three-phase Oil Filled Transformer
Rated Voltage (HV) 6 kV / 10 kV / 11 kV (customizable)
Rated Voltage (LV) 0.4 kV
Frequency 50 / 60 Hz
Cooling Method ONAN
Phase Three-phase
Connection Group Dyn11 / Yyn0 (optional)
Insulation Level IEC / GB compliant
Temperature Rise ≤ 65K
Applicable Standards IEC 60076 / GB / ANSI (optional)

 

Why Choose GNEE 30KVA Three-phase Oil Filled Transformers

As an experienced manufacturer, GNEE controls the entire production process-from material selection and core assembly to oil filling and final testing. Our 30KVA three-phase oil filled transformers are designed to meet project-specific voltage ratios, connection groups, and installation conditions.

 

We focus on delivering reliable products that reduce operational risk and total ownership cost for our customers.

 

Conclusion

GNEE 30KVA Three-phase Oil Filled Transformers provide a dependable and cost-effective solution for small-capacity three-phase power distribution. With excellent insulation, stable performance, and long service life, they are well suited for industrial and commercial applications.

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👉 Contact GNEE today to get professional support and a competitive quotation for your 30KVA three-phase oil filled transformer.

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