30kVA Rectifier Transformer
Capacity: 30kVA
Delivery Year: 2023
Country: Ireland
Key Advantages:
The Rectifier Transformer is designed for high-load rectification scenarios, meeting Ireland’s demand for stable DC output in its power systems.
This Oil-Immersed Transformer features a fully sealed structure, adapting to humid environments and reducing maintenance frequency.
CE-certified and compliant with EU safety standards, it was successfully delivered in collaboration with a leading international power company.
Have questions? GNEE sales representatives are available for live chat now
Send E-mail: sales@gneeelectric.com
Tel: +8615824687445
Henan GNEE Electric Co., Ltd. is one of the most reliable manufacturers and suppliers of 30kva rectifier transformer in China. If you're going to buy customized 30kva rectifier transformer made in China, welcome to get quotation from our factory. Quality products and reasonable price are available.
Product Overview
Our 30kVA Rectifier Transformer is a specialized Oil-Immersed Transformer engineered for industrial rectification applications. As a high-performance Power Transformer, it efficiently converts AC to DC power for sectors such as electricity, metallurgy, and renewable energy. Its oil-cooled cooling system (Oil-Immersed Transformer) ensures low-temperature operation during continuous use, extending service life. Compared to traditional Power Transformers, this Rectifier Transformer optimizes harmonic suppression, significantly reducing energy consumption and supporting sustainable energy goals.
Products parameter
| ated capacity (kVA) | High voltage(KV) | Voltage Combination | Connective group label | No-load loss(KW) | Load loss (KW) |
No-load current(%) | Short circuit impedance (%) | Weight (KG) | ||
| High pressure tap range | Low voltage(KV) | Weight of oil | Total weight | |||||||
| 30 | 20/10 | ±5*2.5% ±2*2.5% |
0.4 | Dyn11 | 0.09 | 0.66 | 2.1 | 5.5 | 180 | 420 |
| 50 | 0.13 | 0.96 | 2.0 | 150 | 495 | |||||
| 63 | 0.15 | 1.145 | 1.9 | 170 | 560 | |||||
| 80 | 0.18 | 1.37 | 1.8 | 190 | 635 | |||||
| 100 | 0.2 | 1.65 | 1.6 | 215 | 710 | |||||
| 125 | 0.24 | 1.98 | 1.5 | 250 | 840 | |||||
| 160 | 0.29 | 2.42 | 1.4 | 285 | 945 | |||||
| 200 | 0.33 | 2.86 | 1.3 | 340 | 1125 | |||||
| 250 | 0.4 | 3.35 | 1.2 | 390 | 1295 | |||||
| 315 | 0.48 | 4.01 | 1.1 | 445 | 1475 | |||||
| 400 | 0.57 | 4.73 | 1.0 | 515 | 1712 | |||||
| 500 | 0.68 | 5.66 | 1.0 | 6.0 | 460 | 1995 | ||||
| 630 | 0.81 | 6.82 | 0.9 | 565 | 2450 | |||||
| 800 | 0.98 | 8.25 | 0.9 | 635 | 2765 | |||||
| 1000 | 1.15 | 11.33 | 0.7 | 840 | 3650 | |||||
| 1250 | 1.35 | 13.2 | 0.7 | 970 | 4220 | |||||
| 1600 | 1.63 | 15.95 | 0.6 | 1105 | 4800 | |||||
| 2000 | 1.95 | 19.14 | 0.6 | 1205 | 5240 | |||||
| 2500 | 2.34 | 22.22 | 0.5 | 1300 | 5650 | |||||
Features of Rectifier Transformer
High Adaptability Design
The Rectifier Transformer is optimized for pulsed rectifier loads, minimizing eddy current losses. This Oil-Immersion Transformer uses natural oil convection cooling, ensuring stable performance under high loads-outperforming conventional Power Transformers in temperature stability.
Compact Structure
Despite being an Oil-Immersed Transformer, we reduced its size through advanced lamination design while using low-loss silicon steel sheets to achieve world-leading energy efficiency. Noise levels are 20% lower than traditional Power Transformers, meeting industrial quietness Safety and Reliability
Equipped with pressure relief valves, oil-level monitoring, and explosion-proof membranes, this Rectifier Transformer ensures safe operation in extreme conditions. The Oil-Immersed Transformer uses fire-resistant insulation oil, complying with global environmental regulations.


Technical Advantages
Core Performance Breakthrough
Our Rectifier Transformer employs digital winding technology and new insulation materials, significantly enhancing overload capacity-supporting 200% rated load for 30 minutes, surpassing traditional Power Transformer standards. This Oil-Immersion Transformer improves heat dissipation efficiency by 35%, extending equipment lifespan.
Intelligent Compatibility
This Rectifier Transformer integrates seamlessly with SCADA systems for real-time data monitoring. Compared to conventional Power Transformers, its voltage regulation range expands to ±10%, enabling flexibility in varying input voltage conditions.
Rigorous Testing Standards
Every unit undergoes IEC 60076-7 certification, including short-circuit endurance, lightning surge, and partial discharge tests. This Oil-Immersed Transformer uses double-sealed oil tanks to maintain insulation performance even in high-humidity environments like Ireland's climate.


Product Testing
Comprehensive lifecycle testing includes:
Load Capacity Test: 120-hour continuous full-load operation validated temperature rise, confirming the Oil-Immersed Transformer's cooling efficiency.
Insulation Withstand Test: Successfully passed 3x rated voltage tests, ensuring safety under harsh power grid conditions.
Harmonic Suppression Test: Simulated 15th-order harmonics showed voltage fluctuations below 2%, outperforming standard Power Transformer benchmarks.
Why choose us?
GNEE Group:
Global Transformer Supply Chain Integration Expert (2008 - Present)
Founded in 2008, GNEE Group has undergone fifteen years of deep industry cultivation, successfully transforming from a regional trader to a global supply chain management expert. As a pioneer in the integration of the steel industry chain, the group has established a full-cycle value system that spans raw material procurement, production coordination, logistics optimization, and terminal services, setting an innovative operational benchmark in the global transformer distribution sector. In the era of Industry 4.0, GNEE Group is accelerating towards its goal of becoming a global integrator oftransformer industry value through digital restructuring and green supply chain construction.
SGS certification certificate

Production environment

Packaging & Shipping

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