20 kV Three-phase Epoxy Resin Cast Dry-type Distribution Transformer

• Junengda 20 kV Three-phase Epoxy Resin Cast Dry-type Distribution Transformer  Overview>>>

Junengda’s 20 kV Three-Phase Epoxy Resin Cast Dry-Type Distribution Transformer is engineered for superior performance in modern power systems. Designed with advanced epoxy resin insulation technology, this transformer ensures exceptional fire resistance, moisture protection, and environmental safety, making it ideal for indoor installations such as industrial plants, commercial complexes, and renewable energy projects.

• Junengda 20 kV Three-phase Epoxy Resin Cast Dry-type Distribution Transformer Technical Specifications>>>

Rated Capacity(KVA)	Voltage Combination and Decomposition Ranges			Vector Group	No-load Loss(w)	Load Losses at Different Insulation System Temperatures(kW)			No-load current (%)	Short Circuit Impedance(%)
	High Voltage Tap Range（kv）	Tap Changing Scope（%）	Low Voltage (kv)			130 ℃(B) (100 ℃)	155 ℃(F) (120 ℃)	180 ℃(H) (145 ℃)
30	6 6.3 6.6 10 10.5 11	7.5	0.4	Dyn11 Yyn0	0.15	0.67	0.71	0.76	2	4
50					0.215	0.94	1	1.07	2
80					0.295	1.29	1.38	1.48	1.5
100					0.32	1.48	1.57	1.69	1.5
125					0.375	1.74	1.85	1.98	1.3
160					0.43	2	2.13	2.28	1,3
200		10			0.495	2.37	2.53	2.71	1.1
250					0.575	2.59	2.76	2.96	1.1
315					0.705	3.27	3.47	3.73	1
400					0.785	3.75	3.99	4.28	1
500					0.93	4.59	4.88	5.23	1
630					1.07	5.53	5.88	6.29	0.85
630					1.04	5.61	5.96	6.4	0.85	6
800					1.21	6.55	6.96	7.46	0.85
1 000					1.41	7.65	8.13	8.76	0.85
1 250					1.67	9.1	9.69	10.3	0.89
1 600					1.96	11	11.7	12.5	0.85
2 000					2.44	13.6	14.4	15.5	0.7
2 500					2.88	16.1	17.1	18.4	0.7
1 600					1.96	12.2	12.9	13.9	0.85	8,0
2 000					2.44	15	15.9	17.1	0.7
2 500					2.88	17.7	18.8	20.2	0.7

• Junengda 20 kV Three-phase Epoxy Resin Cast Dry-type Distribution Transformer  Features>>>

Certified for Global Compliance

Junengda’s transformer meets stringent international standards, including IEC 60076 and GB 6450, ensuring safety and reliability. Its design is certified for low losses and minimal environmental impact, aligning with global energy efficiency regulations.

Preferred in Diverse Markets

This product is widely exported to Southeast Asia, the Middle East, Africa, and South America. Its adaptability to tropical climates and industrial environments makes it a top choice for emerging economies.

Versatile Application Scenarios

Ideal for commercial complexes, industrial parks, and renewable energy systems, the transformer excels in fire-sensitive areas like metro stations and oil refineries. Its robust design supports both urban infrastructure and remote power distribution networks.

Advanced Structural Materials

Featuring epoxy resin insulation, the transformer offers superior resistance to moisture, dust, and corrosion. The seamless cast resin structure ensures noiseless operation and enhanced thermal stability for long-term performance.

Smart System Integration

Equipped with real-time temperature monitoring and fault detection, the transformer optimizes grid reliability. Its low-maintenance design and efficient cooling system reduce operational costs while maximizing uptime.

Future-Ready Energy Solutions

Engineered for compatibility with smart grids and renewable energy integration, Junengda’s transformer supports sustainable power transitions. Its modular design allows easy scalability for evolving energy demands.

• Junengda 20 kV Three-phase Epoxy Resin Cast Dry-type Distribution Transformer  advantage>>>

Unmatched Safety and Fire Resistance

Engineered with flame-retardant epoxy resin insulation, Junengda’s transformer eliminates fire hazards associated with oil leaks or explosions. Its non-flammable structure ensures safe operation in high-risk environments like industrial plants, commercial complexes, and densely populated areas, aligning with stringent international safety standards.

Exceptional Operational Stability

The epoxy resin casting technology enhances mechanical strength and environmental resistance, protecting against moisture, dust, and corrosion. Junengda’s design ensures stable performance even in harsh conditions, minimizing downtime and extending service life.

Low Maintenance and Cost Efficiency

Free from oil-related upkeep, Junengda transformers drastically reduce maintenance needs. The robust, sealed construction eliminates risks of leaks or aging components, lowering long-term operational costs and ensuring hassle-free reliability.

Space-saving and Versatile Installation

With a compact, lightweight design, Junengda’s dry-type transformer integrates seamlessly into switchgear rooms or confined spaces, optimizing space utilization. Its adaptability suits diverse settings, from urban substations to renewable energy grids.

Eco-friendly and Energy-efficient

Junengda prioritizes sustainability. The oil-free design prevents soil and air pollution, while advanced core materials reduce energy losses, achieving high efficiency and compliance with global environmental regulations.

Superior Energy Efficiency

Designed with low-loss silicon steel and precision engineering, Junengda transformers maximize energy savings, meeting stringent energy efficiency benchmarks. This translates to reduced operational costs and a smaller carbon footprint.

 

Why Choose Junengda?

Junengda’s   20kV Three-phase Epoxy Resin Cast Dry-type Distribution Transformer embodies innovation, safety, and sustainability. Trusted in diverse applications—renewable energy systems, smart grids, and urban infrastructure—it empowers clients to achieve efficient, future-ready power distribution.

 

 

• Junengda 20 kV Three-phase Epoxy Resin Cast Dry-type Distribution Transformer  Case>>>

1.In Sweden

a coastal wind farm integrated Junengda transformers to optimize energy transmission within turbine nacelles. Designed for compact spaces and extreme humidity, these transformers ensure stable power conversion, reducing transmission losses by 15% while withstanding salt spray corrosion—a critical requirement for offshore wind applications.

2.In Spain

a solar power plant in Andalusia adopted Junengda’s transformers for their superior heat dissipation and fire-resistant epoxy resin insulation. The units operate seamlessly in high-temperature environments, maintaining consistent performance even during peak solar generation. Their dust-proof IP23 enclosures further enhance durability in arid regions, aligning with the plant’s sustainability goals.

3.In South African

For industrial applications, a South African mining facility utilized Junengda transformers to power heavy machinery. The transformers’ robust design, featuring reinforced mechanical structures and anti-vibration capabilities, ensures uninterrupted operation in rugged terrains. Their low maintenance requirements and compliance with IEC standards minimized downtime, boosting productivity by 20%.

4.In Vietnam

an urban smart grid project deployed Junengda’s transformers to enhance energy distribution in high-rise complexes. The transformers’ noise levels below 50 dB and compact footprint allowed seamless integration into densely populated areas, while their energy-efficient design reduced grid losses by 12%, supporting the city’s green urbanization initiatives.

• Junengda 20 kV Three-phase Epoxy Resin Cast Dry-type Distribution Transformer  FAQ>>>

1. What are the key safety features of Junengda’s dry-type transformer?

Junengda’s 20 kV Three-Phase Epoxy Resin Cast Dry-Type Transformer is designed with non-flammable insulation materials, eliminating fire and explosion risks associated with oil-filled transformers. Its epoxy resin casting ensures superior moisture, dust, and corrosion resistance, making it ideal for high-risk environments like industrial plants, commercial buildings, and underground facilities.

2. How does Junengda ensure energy efficiency in this transformer?

Our dry-type transformer uses high-quality silicon steel cores and advanced epoxy resin technology to minimize no-load and load losses. Compliant with global energy efficiency standards, it reduces operational costs and supports sustainable power distribution, aligning with eco-friendly initiatives.

3. What environments is this transformer suitable for?

Junengda’s epoxy resin cast transformer excels in harsh conditions, including high humidity, extreme temperatures, and polluted areas. It is widely used in data centers, hospitals, metro systems, and renewable energy projects due to its robust design and IP54 protection rating.

4. How does Junengda address noise reduction in this product?

The transformer features low-noise design with optimized magnetic flux distribution and vibration-dampening materials, ensuring sound levels below 60 dB. This makes it perfect for noise-sensitive applications like residential complexes and urban substations.

5. What maintenance does the Junengda dry-type transformer require?

With no oil or liquid coolant, our transformer requires minimal maintenance. Routine checks for dust removal, ventilation, and temperature monitoring (via built-in sensors) are sufficient. Junengda’s epoxy resin encapsulation also prevents insulation degradation, extending service life.

6. Can this transformer handle overload conditions?

Yes. Junengda’s design includes thermal protection systems and reinforced windings to withstand short-term overloads. The epoxy resin insulation maintains stability under high thermal stress, ensuring reliability during peak demand.

7. Why choose Junengda over other dry-type transformer brands?

Junengda combines decades of expertise with cutting-edge manufacturing. Our transformers are certified for global safety and performance standards, backed by 24/7 technical support. Customizable options, including voltage ratings and cooling methods (AN/AF), cater to diverse project needs.

8. How does Junengda ensure product durability?

The epoxy resin casting provides exceptional mechanical strength and resistance to thermal cycling, ensuring long-term operation even in fluctuating loads. Junengda’s transformers undergo rigorous testing, including partial discharge and impulse tests, to guarantee reliability.

9. Is the Junengda transformer environmentally friendly?

Absolutely. Free from oils and toxic substances, our dry-type transformers produce zero emissions. They comply with RoHS and REACH regulations, making them a sustainable choice for green energy projects and eco-conscious industries.

10. What after-sales services does Junengda offer?

Junengda provides comprehensive support, including installation guidance, remote monitoring solutions, and expedited spare parts delivery. Our global service network ensures prompt assistance to maximize uptime and operational efficiency.