500 KVA Cast Resin Dry Type Transformer

Henan GNEE Electric Co., Ltd. is one of the leading manufacturers and suppliers of 500 kva cast resin dry type transformer in China, also supports customized service with low price. Welcome to buy discount 500 kva cast resin dry type transformer for sale here from our factory. If you have any enquiry about pricelist, please feel free to email us.

 

A 500 kVA Cast Resin Dry Type Transformer is a type of transformer that uses epoxy resin to encapsulate its windings, eliminating the need for insulating oil. This design significantly improves safety and environmental performance.

 

Key Structural Features of 500 kVA Cast Resin Dry Type Transformer

• Vacuum cast epoxy resin insulation
• High-quality silicon steel core
• Compact and modular structure
• Non-flammable and explosion-proof design

Unlike oil-filled transformers, dry type transformers are ideal for indoor installations where fire safety is a priority.

 

At GNEE, our engineering team focuses on minimizing "Partial Discharge," a common cause of insulation failure in dry-type units. Our 500 kVA cast resin dry type transformer is manufactured under a strict vacuum environment, ensuring that the resin fully penetrates the windings without leaving air pockets. This precision results in a partial discharge level of less than 10pC, significantly extending the operational life of the equipment.

 

Additionally, our 500 kVA cast resin dry type transformer designs feature high mechanical strength. The cast resin structure effectively encapsulates the windings, providing rigid support that can withstand the massive mechanical stresses generated during short-circuit events. For facilities that experience fluctuating loads, our units offer the durability needed to maintain continuous operation.

 

 

To assist in your procurement process, we have outlined the standard technical parameters for our 500 kVA cast resin dry type transformer. We offer custom configurations for voltage ratios, IP ratings, and cooling systems.

 

Parameter	Specification Details
Rated Capacity	500 kVA
Insulation Type	Cast Resin (Epoxy)
Primary Voltage	6kV, 10kV, 11kV, 20kV, 33kV, 35kV
Secondary Voltage	0.4kV, 0.415kV, 0.6kV
Cooling Type	AN (Air Natural) / AF (Air Forced)
Insulation Class	Class F (155°C) or Class H (180°C)
Partial Discharge	≤ 10 pC
Enclosure Rating	IP00, IP20, IP23 (Customizable)
Short Circuit Impedance	4% or 6% (Standard)
Core Material	High-Permeability Silicon Steel

 

 

The versatility of the 500 kVA cast resin dry type transformer makes it suitable for a wide range of specialized industries.

 

Because it requires minimal clearance and no specialized fire-suppression systems (like those needed for oil units), it is frequently installed in:

• High-Rise Commercial Buildings: Where space is at a premium and fire safety codes are extremely strict.
• Data Centers: Where clean, reliable power is required without the risk of flammable liquids.
• Hospitals and Laboratories: Where environmental safety and low noise levels are critical for patient care.
• Metros and Underground Tunnels: Where ventilation is limited, and smoke emission must be minimized.

 

By choosing a 500 kVA cast resin dry type transformer from GNEE, project managers can ensure their facility meets all local building codes while maintaining a compact footprint.

 

 

Efficiency is a core pillar of GNEE's manufacturing philosophy. Our 500 kVA cast resin dry type transformer is designed with high-quality, grain-oriented silicon steel cores to reduce no-load losses. When equipped with Forced Air (AF) cooling fans, the unit can handle a temporary overload of up to 40%, providing a vital safety margin during peak demand periods without damaging the insulation.

 

Maintenance requirements for the 500 kVA cast resin dry type transformer are remarkably low. Unlike oil-immersed units that require regular oil testing and filtration, dry-type units only require periodic visual inspections and cleaning of the cooling vents to remove dust. This "fit and forget" characteristic makes them highly attractive for facilities with limited on-site maintenance staff.

 

 

Choosing GNEE means choosing transparency and quality. As a dedicated 500 kVA cast resin dry type transformer manufacturer, we subject every unit to a battery of tests before it leaves our facility. This includes impulse tests, temperature rise tests, and sound level measurements to ensure full compliance with IEC and IEEE standards.

 

Our global logistics network ensures that your 500 kVA cast resin dry type transformer arrives on-site safely and on schedule. We provide comprehensive documentation, including test reports and installation manuals, to facilitate a smooth commissioning process.

 

Advantages of GNEE's Service:

• Expert Engineering: Tailored designs to match your specific load profile.
• Premium Materials: Only the highest grade epoxy resins and copper/aluminum conductors.
• Fast Lead Times: Optimized production schedules to meet your project deadlines.
• Global Support: Technical assistance available for international installations.

 

 

When choosing between dry type and oil-filled transformers, understanding their differences is essential.

 

Safety Comparison

Dry type transformers are safer due to their fire-resistant properties.

 

Installation Environment

Dry type transformers are suitable for indoor use, while oil-filled transformers are typically installed outdoors.

 

Maintenance Differences

Dry type transformers require less maintenance compared to oil-filled units.

 

 

The 500 kVA Cast Resin Dry Type Transformer is an ideal solution for modern power systems that demand safety, efficiency, and environmental protection. With proven performance and advanced manufacturing, GNEE ensures reliable operation for various applications.

Request A Quote

 

👉 Contact GNEE today to get a customized 500 kVA Cast Resin Dry Type Transformer solution and enhance your power system safety and efficiency!

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