Yuantong Electric Full Series Power Transformers & Power Transmission Solutions
TransformerDescription
【Company Overview】 Jiangsu Yuantong Electric Co., Ltd. (since 1991) is a national high-tech enterprise specializing in the R&D, manufacturing, and sales of power transformers. With 300+ employees and annual sales revenue of approximately USD 60 million, our products are exported to North America, Europe, Southeast Asia, Africa, and many Belt & Road countries. We are committed to providing reliable, efficient, and customized power transmission and distribution solutions to global customers. 【Full Product Portfolio】 I. UHV & High-Voltage Power Transformers 1. Converter Transformer (HVDC) - Capacity: Up to 610 MVA - Voltage: Valve side up to +1100 kV, Grid side up to +800 kV - Features: Withstands mixed AC/DC conditions, strong harmonic tolerance, high reliability - Applications: Long-distance bulk HVDC transmission, asynchronous grid interconnection, renewable energy integration 2. AC Power Transformer - Capacity: Up to 1,500,000 kVA - Voltage: Up to 1000 kV - Features: High reliability, low loss, low noise, low temperature rise, low partial discharge - Applications: Grid transmission & distribution, hydro/thermal power step-up, industrial & mining power supply II. Medium-Voltage Distribution Transformers (Oil-immersed) 1. Oil-immersed Distribution Transformer (Silicon Steel / Amorphous Alloy) - Capacity: 30 - 3150 kVA - Voltage: Up to 35 kV - Features: Low loss, low noise, strong short-circuit & overload endurance - Applications: Urban/rural grids, commercial buildings, data centers, industrial enterprises 2. Oil-immersed Power Transformer (Full-sealed / On-load Tap Changer) - Capacity: 30 kVA to 180,000 kVA - Voltage: 10 kV / 20 kV / 35 kV / 110 kV full series - Applications: Power plants, substations, large-scale infrastructure III. Medium-Voltage Distribution Transformers (Dry-type) 1. Dry-type Distribution Transformer (Epoxy Resin Cast) - Capacity: 30 - 25,000 kVA - Voltage: 10 kV / 20 kV / 35 kV full series - Energy Efficiency: Level 1 / 2 / 3 - Applications: Civil buildings, public facilities, digital infrastructure, new energy distribution 2. Dry-type Amorphous Alloy Transformer - Capacity: 30 - 4,000 kVA (10kV) / Up to 2,500 kVA (20-35kV) - Features: Ultra-low no-load loss, energy-saving and eco-friendly - Applications: Strict energy-consumption scenarios IV. Special Transformers & Reactors 1. Oil-immersed Reactor - Voltage: Up to 1000 kV - Features: Compact structure, high reliability, low vibration, low noise - Functions: Reactive power compensation, short-circuit current limiting, harmonic suppression, system stability 2. Dry-type Shunt Reactor (BKSC / BKSG) - Voltage: 10 kV / 20 kV / 35 kV full series V. Box-type Substation (Prefabricated Substation) 1. European-style Substation (YB Series) - Capacity: 30 - 4,000 kVA - Voltage: 10 - 35 kV - Applications: Civil buildings, industrial parks, digital infrastructure, new energy systems 2. American-style Substation (ZGS Series) - Capacity: 30 - 4,000 kVA - Voltage: 10 - 35 kV VI. Pole-mounted Transformer - Features: Simple structure, compact size, light weight, low cost, easy installation & maintenance - Applications: Residential areas, commercial buildings, small industrial equipment, rural grids, street lighting 【Core Strengths】 ✓ Over 30 years of deep industry experience with mature R&D and manufacturing capabilities ✓ 22 invention patents, continuously leading in technical innovation ✓ Custom designs strictly in accordance with international standards (IEC, IEEE, etc.) ✓ New 53,000㎡ intelligent factory in 2025 with automated production and logistics ✓ Annual Capacity: 3,960 Dry-type + 2,250 Oil-immersed + 285 Box Substations (significantly increasing with new plant) ✓ Key Clients: State Grid, China Southern Power Grid, Top 5 Power Generation Groups, large industrial enterprises