1. Introduction – Reliable 110 kV Power Transformers for Modern Grids
Yawei Transformer manufactures 110 kV 電源變壓器 with capacities ranging from 20 to 315 MVA, engineered for utility substations, transmission networks, and critical power grid applications. These oil-immersed high-voltage transformers are designed to provide reliable, efficient, and long-lasting power transfer under extreme electrical, thermal, and environmental conditions.
Our 110 kV platform supports utility modernization, grid expansion, and renewable energy integration. With compliance to ANSI, IEEE, and IEC standards, Yawei Transformers are suitable for North American, European, and global utility projects. Factory-direct supply, wholesale options, and fully custom designs ensure every customer can source exactly what their grid or project requires.
2.10 kV Power Transformer Technical Specifications
| 參數 | 規格 |
|---|---|
| 額定電壓 | Up to 110 kV (design capability up to 500 kV) |
| 額定容量 | 20–315 MVA (full product range 15–1200 MVA) |
| 變壓器類型 | Oil-immersed High Voltage Power Transformer |
| 階段 | 三相 (可依需求提供單相) |
| 冷卻方式 | ONAN / ONAF / OFAF（可自訂） |
| 隔熱系統 | Full oil-paper insulation |
| 繞線配置 | Delta/Wye、Wye/Wye 或自訂向量群組 |
| 頻率 | 50 Hz / 60 Hz |
| 點選切換器 | Off-circuit tap changer or On-Load Tap Changer (OLTC) |
| 阻抗電壓 | 10–15% standard, customizable |
| Short-Circuit Withstand | 25–30 kA |
| 噪音水平 | ≤75 dB |
| 保護 | Buchholz relay, temperature sensors, pressure relief device |
| Standards Compliance | IEC / ANSI / IEEE |
| 安裝 | Outdoor, utility substations, transmission networks |
| 供應模式 | Factory direct, OEM/ODM, custom orders |
3. Brand Excellence – Why Choose Yawei Transformer
Yawei Transformer is recognized globally for its high-voltage power transformer solutions. With decades of engineering and manufacturing experience, Yawei delivers transformers that combine reliability, efficiency, and durability. Our focus on innovation, research, and strict quality control ensures that every transformer can withstand long-term operational challenges in utility and industrial grids.
Our factory-direct model provides full traceability, competitive pricing, and stable delivery schedules, making us a trusted partner for utilities, EPC contractors, and infrastructure developers worldwide.
4. Wide Range of Applications
Our 110 kV transformers are tailored for:
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Utility substations and regional distribution networks
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Transmission network modernization and expansion
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Industrial substations with high-load or critical power needs
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Renewable energy integration and transmission corridors
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Grid interconnection points and national power networks
By offering solutions for both new construction and capacity upgrades, Yawei Transformers help utilities meet growing demand while improving grid reliability.
5. Manufacturing Excellence and Factory Capabilities
Yawei Transformer operates state-of-the-art production facilities capable of producing transformers up to 500 kV and 1200 MVA. Every stage of manufacturing is strictly monitored, including:
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Large-capacity core cutting, stacking, and core annealing
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精密繞線與絕緣成型工場
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Vacuum drying, oil-filling, and sealing systems
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Routine, type, and special testing laboratories
Our manufacturing excellence ensures uniform quality, low loss, and long service life for every transformer. Factory-direct production enables competitive wholesale pricing, reliable supply, and full project traceability.
6. Custom Engineering for Project-Specific Requirements
Yawei Transformer provides tailored solutions for unique project needs:
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Customized voltage ratios, impedance, and tap changer designs
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Special insulation, low-loss cores, and noise reduction options
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Adaptation for extreme climates, high-humidity, or coastal environments
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Compliance with ANSI / IEEE or IEC standards
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OEM/ODM services for contractors and industrial clients
This flexibility allows our transformers to support utility, industrial, and transmission projects anywhere in the world.
7. Testing and Quality Assurance
Every 110 kV transformer undergoes comprehensive testing to ensure reliability and compliance with international standards:
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Routine electrical and mechanical tests
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Type tests for full operational verification
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Special tests for insulation integrity, short-circuit withstand, and thermal performance
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Partial discharge and acoustic testing for long-term stability
Strict quality control ensures every transformer performs reliably under high-load conditions and extreme environmental factors.
8. Price and Value Proposition
Yawei Transformers offer exceptional value through:
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Factory-direct pricing and competitive wholesale options
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Reduced maintenance and operational costs due to high reliability
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Energy-efficient design lowering long-term energy losses
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Flexible supply options for single units or complete fleets
Investing in a Yawei transformer ensures maximum operational uptime, reduced lifecycle costs, and high ROI for utility and industrial customers.
9. International Project Experience
Yawei Transformer has successfully delivered 110 kV transformers to:
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北美公用變電站
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European transmission network upgrades
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Southeast Asian industrial grids
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Middle Eastern infrastructure projects
Our global logistics, compliance documentation, and on-site coordination expertise guarantee smooth project execution, from manufacturing to commissioning.
10. Sustainability and Efficiency
Yawei 110 kV transformers are designed with energy efficiency and environmental responsibility in mind:
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Low-loss core and winding materials reduce operational energy consumption
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Advanced cooling systems optimize thermal efficiency
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Noise reduction technology for urban and industrial deployment
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Long-life insulation systems minimize environmental impact and replacement frequency
11. Landmark Projects and Case Studies
Yawei Transformer has delivered key 110 kV transformer projects demonstrating advanced engineering capabilities:
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Fully customized 110 kV transformers for regional transmission upgrades
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Integration with renewable energy grids, ensuring stable high-voltage delivery
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Long-term operation in high-load industrial substations with minimal maintenance
These projects highlight Yawei’s ability to meet stringent technical, regulatory, and environmental requirements for utility and industrial clients worldwide.
12. Full Product Portfolio – Supporting 15–1200 MVA and Up to 500 kV
Beyond the 20–315 MVA 110 kV range, Yawei Transformer provides:
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Voltages up to 500 kV
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Capacities from 15–1200 MVA
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Solutions for utility, transmission, and industrial applications
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Single-unit supply or full transformer fleet procurement
This ensures customers can source all power transformer needs from one trusted manufacturer, simplifying supply chain management and project execution.
13. Why Partner with Yawei Transformer
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Leading global manufacturer and supplier of high-voltage transformers
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Full range of 110 kV power transformers 20–315 MVA
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Custom engineering, OEM/ODM, and wholesale solutions
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Proven reliability, efficiency, and long service life
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International project experience and technical support
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Competitive factory-direct pricing and stable delivery
14. Contact and Ordering Information
Contact Yawei Transformer today for detailed specifications, quotes, or custom engineering consultations. Our team provides support throughout the project lifecycle, from design to installation and commissioning.
From 110 kV, 20–315 MVA transformers to customized high-voltage solutions up to 500 kV, Yawei Transformer delivers reliable, efficient, and future-ready power transformers worldwide.
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