Yonder converter duty transformers are suitable for complex power conversion systems. We offer transformers up to a rating of up to 25kVA in our range of turnkey solution for Hydrogen Generation
We utilise the latest design, measurement, and testing tools to ensure each transformer meets and exceeds the latest industry standards, as well as operational and customer specifications. Our in-house capabilities include multi-secondary, star and extended-delta transformer design. Our converter transformers are manufactured after carefully performing seismic analysis and short circuit calculation.
Specification | Yonder Offers |
Input | 6.6 kV, 11 kV, 22 kV, 33 kV |
Connection | Primary, star, delta or extended delta connection |
Output | 2 – 27 secondary windings (up to 64 in exceptional requirements) |
Vector group | -25 degrees to +25 degrees (5-degree variations) Extended delta on LV windings create different angles
|
Voltage Pulses | Through use of different angles, different number of pulses can be achieved (12-48 pulses) |
Type | Oil type Dry type, VPI (upto 10 MVA) |
Cooling | Natural cooling (ONAN) or forced cooling (AF) or Oil-filled Transformers Air cooling with directed air flow for Dry Type Transformers* |
Efficiency | 99% for large transformers 98% for transformers up to 1 kVA |
Harmonics Control | Copper shield between HV and LV windings to contain harmonics to secondary load and not reflecting on primary |
Winding Material | Copper foil as a conductor in LV winding or thinner conductor to keep Eddy current loss limited |
Tap Changers | Off-circuit tap links can be provided on HV side |
Converter transformers play a pivotal role in high-voltage direct current (HVDC) systems, ensuring efficient power conversion and seamless energy transmission. At YonderH2, our transformers are engineered to meet the demanding requirements of modern industries, offering unmatched reliability, precision, and durability. Designed to handle high electrical stress and ensure optimal performance, these transformers are vital components in enabling renewable energy systems, long-distance power transmission, and large-scale industrial applications.
Our power converters and rectifier transformers utilize cutting-edge technology and superior materials to deliver exceptional performance, even under the most challenging conditions. YonderH2’s focus on innovation and sustainability ensures that our solutions are not only efficient but also environmentally friendly. Designed to meet modern energy demands, our systems incorporate advanced high-frequency components and robust insulation designs that minimize energy losses. These technologies also contribute to reducing the carbon footprint of power systems, making them a trusted choice for industries transitioning to greener energy solutions.
We implement multi-layer insulation systems, efficient core designs, and optimized winding configurations that help reduce eddy current losses and improve thermal performance. Moreover, our units are built to withstand harmonic distortion, voltage fluctuations, and load variability, ensuring a stable and consistent output even in fluctuating industrial environments.
At YonderH2, we understand that every project is unique, which is why we offer tailored power converter, IGBT rectifiers, HVDC transformers, power transformers, and rectifier transformer solutions designed to meet your specific needs. From renewable energy projects to industrial applications requiring precise DC voltage regulation, our team of experts collaborates with you to design and deliver solutions that align with your operational goals. With YonderH2’s proven track record and commitment to quality, our systems are a dependable choice for enhancing energy efficiency and powering a sustainable future.
Our engineering teams bring decades of expertise to projects across diverse sectors such as chemical processing, steel manufacturing, data centers, mining, and offshore wind energy. We work closely with OEMs and system integrators to ensure full compatibility and integration with existing infrastructure, thereby reducing downtime and maximizing return on investment.
Safety and durability are cornerstones of YonderH2’s product design philosophy. Our converter transformers undergo rigorous type testing, including short-circuit withstand tests, temperature rise analysis, impulse voltage testing, and partial discharge assessments to guarantee compliance with international standards such as IEC, ANSI, and IEEE. We use oil-immersed and dry-type designs depending on the application, with advanced cooling systems that support continuous operation under heavy electrical load.
In addition to high-efficiency conversion capabilities, our transformers offer enhanced fault tolerance and overload protection, ensuring system stability during abnormal events. Remote monitoring and diagnostics features allow for real-time health assessment, enabling predictive maintenance and minimizing unplanned outages.
YonderH2 remains committed to driving the transformation of industrial and energy landscapes through high-performance transformers. As the global demand for reliable and sustainable power infrastructure grows, we continue to invest in R&D to deliver smarter, cleaner, and more resilient solutions.
Whether you’re upgrading aging infrastructure, expanding capacity, or developing greenfield projects, our advanced converter transformers provide the foundation for high-efficiency, low-loss, and future-proof energy systems. Partner with YonderH2 and power your progress with confidence.
Yonderh2’s converter transformers are designed for complex power conversion systems, offering:
By utilizing different vector group angles and extended delta connections on LV windings, Yonderh2’s transformers can achieve various pulse configurations, including 12, 24, and 48 pulses, enhancing power quality and reducing harmonics.
Yonderh2 offers:
Yes, Yonderh2 provides tailored solutions, including customizable input voltages (6.6 kV to 33 kV), primary connections (star, delta, or extended delta), and secondary windings, to meet diverse project requirements.
These transformers are designed and tested to internationally recognized standards, including IEC, IEEE, UL, and CE, ensuring global compliance and reliability.
Yonderh2 utilizes advanced design, measurement, and testing tools, including seismic analysis and short circuit calculations, to ensure each transformer meets and exceeds industry standards and customer specifications.
Yonder DC Power Supplies are designed and manufactured for MW-scale hydrogen production.
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Yonder DC Power Supplies are designed and manufactured for MW-scale hydrogen production.