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Junengda 6.6 KV Oil-Immersed Transformer Overview>>>
Junengda’s 6.6kV three-phase oil-immersed transformer is a robust solution for efficient power distribution and transmission. Engineered to step up/down voltages with precision, it ensures reliable performance under heavy loads and harsh environments, ideal for industrial, commercial, and utility networks.
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Junengda 6.6 KV Oil-Immersed Transformer Technical Specifications>>>
| Rated Capacity(KVA) | Voltage Combination and Decomposition Ranges | Vector Group | No-load Loss(w) | Load Loss(w) | No-load current
(%) |
Short Circuit Impedance(%) | ||
| High Voltage Tap Range（kv） | Tap Changing Scope（%） | Low Voltage
(kv) |
||||||
| 30 | 6.6 | ±2×2.5 ±5 |
0.4 | Dyn11 Yzn11 Yyn0 |
100 | 630/600 | 1.50 | 4.0 |
| 50 | 130 | 910/870 | 1.30 | |||||
| 63 | 150 | 1090/1040 | 1.20 | |||||
| 80 | 180 | 1310/1250 | 1.20 | |||||
| 100 | 200 | 1580/1500 | 1.10 | |||||
| 125 | 240 | 1890/1800 | 1.10 | |||||
| 160 | 280 | 2310/2200 | 1.00 | |||||
| 200 | 340 | 2730/2600 | 1.00 | |||||
| 250 | 400 | 3200/3050 | 0.90 | |||||
| 315 | 480 | 3830/3650 | 0.90 | |||||
| 400 | 570 | 4520/4300 | 0.80 | |||||
| 500 | 680 | 5410/5150 | 0.80 | |||||
| 630 | Dyn11 Yyn0 |
810 | 6200 | 0.60 | 4.5 | |||
| 800 | 980 | 7500 | 0.60 | |||||
| 1000 | 1150 | 10300 | 0.60 | |||||
| 1250 | 1360 | 12000 | 0.50 | |||||
| 1600 | 1640 | 14500 | 0.50 | |||||
| 2000 | 1940 | 18300 | 0.40 | 5.0 | ||||
| 2500 | 2290 | 21200 | 0.40 | |||||
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Junengda 6.6 KV Oil-Immersed Transformer Feature>>>
Global Application
Ideal for power generation enterprises and industrial/mining sectors, ensuring stable voltage conversion in heavy-load environments.
Proven Reliability
Rigorously tested in over 50 countries and regions, guaranteeing performance in diverse climates and grid conditions.
Strategic Market Reach
Widely sold in Southeast Asia, Middle East, Africa, South America, and beyond, supporting developing markets’ energy needs.
Compliance with Standards
Meets IEC 60076 series, IEC 6013, IEC 60214-1, IEC 60296, GB1094 series, GB/T6451-2015, GB/T7597-2007 – ensuring safety and compatibility with global grids.
Durable Design
Built to withstand extreme conditions, with oil-immersed insulation for optimal heat dissipation and long-term reliability.
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Junengda 6.6 KV Oil-Immersed Transformer Advantage>>>
Superior Cooling Efficiency
Utilizing advanced oil-immersed insulation, our transformers achieve optimal heat dissipation, minimizing energy loss and enhancing operational stability even under heavy loads. The oil-cooled design ensures consistent performance in high-temperature environments.
Robust and Durable Construction
Built with high-quality grain-oriented silicon steel cores and precision-wound copper windings, Junengda transformers reduce no-load losses and withstand harsh conditions, including voltage fluctuations and mechanical stress.
Enhanced Safety Features
Featuring flame-retardant insulation oil with a flash point exceeding 300°C, our transformers significantly reduce fire risks and comply with international safety standards.
Eco-Friendly and Energy-Saving
Designed for sustainability, our 6.6kV oil immersed transformers minimize carbon footprint through low energy consumption and compatibility with renewable energy integration. The eco-friendly oil ensures biodegradability and reduces environmental impact.
Low Maintenance Costs
With a sealed tank design and anti-leak technology, Junengda transformers require minimal upkeep. Their extended lifecycle and resistance to insulation aging translate to reduced downtime and operational costs.
Why choose Junengda?
Junengda’s 6.6kV Oil Immersed Transformer combines innovation with reliability, offering a cost-effective solution for modern power needs. Contact us today to optimize your energy infrastructure with our high-performance transformers!
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Junengda 6.6kV Oil-Immersed Transformer case >>>
Industrial Power Solutions in Southeast Asia
In Vietnam’s manufacturing hubs, Junengda’s 6.6kV transformers power heavy-duty production lines, ensuring stable voltage conversion for machinery under high-temperature conditions. With low no-load loss (≤0.3kW) and 98%+ efficiency, these units reduce energy costs while meeting IEC 60076 standards for industrial reliability.Technical specifications vary depending on the rated capacity.
Mining Projects in Africa
In Cameroon’s mining sector, our transformers withstand harsh environments, delivering stable power to extraction sites. The high-strength silicon steel core and short-circuit resistance features ensure durability, even under fluctuating loads, compliant with GB1094 standards.
Renewable Energy Integration in South America
In Brazilian solar farms, Junengda’s 6.6kV units efficiently step up voltages for grid connection. Their eco-friendly insulation and noise suppression technology align with sustainable energy goals, proving ideal for renewable applications.
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Junengda 6.6 KV Oil-Immersed Transformer FAQ>>>
1. What is a 6.6kV oil immersed transformer used for?
Junengda’s 6.6kV oil immersed transformer efficiently distributes power in rural, industrial, and commercial grids. Its oil-cooled design ensures stable performance under high-load conditions.
2. Why choose Junengda’s 6.6kV oil immersed transformer?
Our transformers feature superior heat dissipation, robust construction, and extended lifespan. Junengda prioritizes safety, efficiency, and compliance with global standards like IEC.
3. How to maintain a 6.6kV oil immersed transformer?
Regularly check oil levels, insulation quality, and temperature. Junengda provides detailed maintenance guides to ensure optimal transformer performance.
4. Are Junengda transformers environmentally friendly?
Yes! Our 6.6kV oil immersed transformers use biodegradable oil and comply with eco-friendly regulations, minimizing environmental impact.
5. What safety features do Junengda transformers include?
Built-in pressure relief, corrosion-resistant tanks, and flame-retardant materials ensure safe operation. All units undergo rigorous testing for reliability.
6. Can I customize a 6.6kV oil immersed transformer?
Junengda offers tailored solutions for voltage, capacity, and mounting. Contact us to design a transformer matching your project needs.
7. How energy-efficient are your transformers?
Junengda’s advanced core materials reduce no-load losses, ensuring high efficiency for long-term energy savings.
8. What’s the lifespan of a Junengda 6.6kV oil immersed transformer?
With proper maintenance, our transformers operate reliably for 25+ years, even in harsh environments.