| Brand | ROCKWILL |
| Model NO. | 230kV 245kV 275kV 330kV Class Core-type oil-immersed power transformer Original Manufacturer |
| Rated capacity | 400000kVA |
| Primary voltage | 363kV |
| Secondary voltage | 10.5kV |
| Methods of regulation | N/A |
| Winding type | Double Winding |
| Series | SF/SFS Series |
Overview
A trailblazer in China's power transformer industry, we have been dedicated to the intelligent manufacturing of high-end power transformer equipment for decades, and defined industry benchmarks with our core patented technologies.
Premium Durability: Superior insulation and mechanical resilience allow for extended system life and overall system reliability.reducing the frequency of outages.
Certified Quality: Oil-immersed power transformers are manufactured, tested and delivered in our accordance with all applicable standards (ANSI, IEEE) maintaining US compliance which simplifies service and retrofitting.
Energy Efficient: Designed to accommodate heavier base loading for extended periods of time with low energy loss and minimal partial discharge for optimized energy savings.
This power transformer is fully compliant with international standards including IEC 60076-1, IEEE C57.12.00, ANSI C57.12.90, AS/NZS 60076.5 and EN 61558-1. It meets quality requirements and is widely adaptable to the operational needs of power grids in multiple overseas regions.
The voltage classes of some of these Power Transformer include 6kV, 6.3kV, 6.6kV, 6.9kV, 7.2kV, 10kV, 10.5kV, 11kV, 11.5kV, 12kV, 13.2kV, 13.8kV, 14.5kV, 14.4kV, 15kV, 15.5kV, 15.6kV, 17.5kV, 20kV, 21.9kV, 22kV, 24kV, 30kV, 33kV, 33.5kV, 34.5kV, 35kV, 36kV, 38kV, 38.5kV, 40.5kV, 44kV, 45kV, 46kV, 66kV 69kV.72.5kV 88kV 110kV 115kV 123kV 125kV 126kV 132kV 138kV 145kV 150kV 154kV 161kV 170kV 220kV 225kV 230kV 245kV 275kV 330kV 345kV 363kV 380kV 400kV 500kV Power transformers of voltage ，and aboveand customization is available.
Feature
Core-type structure ensures low loss & high efficiency for 230kV/245kV/275kV/330kV oil-immersed transformers
Original manufacturer of 230–330kV class core-type oil-immersed power transformers | IEEE/IEC compliant
Robust core-type design for 230kV/245kV/275kV/330kV oil-immersed transformers—excellent overload capacity
Customizable 230–330kV core-type oil-immersed power transformers from original factory | Grid-compatible
Weatherproof core-type oil-immersed transformers (230kV/245kV/275kV/330kV class) for long-term outdoor operation
Original manufacturer’s core-typeoil-immersed power transformers—low noise & stable performance
Operating condition
1.working temperature：-30℃~40℃
2.Relative humidity: ＜90% (25℃)
3.No corrosive gas, no obvious dirt, etc.
4.Altitude: ＜1000m
Applications:
The 330kV power transformers that are primarily used in high-voltage transmission networks and bulk power distribution to efficiently transfer electricity over long distances. These power transformers commonly found in major utility substations, large industrial complexes, and renewable energy hubs.
If you need to know about more parameters , Please check the model selection manual.↓↓↓
