| Brand | ROCKWILL |
| Model NO. | 110kV 123kV 132kV 145kV Class Core-type oil-immersed High Voltage power transformer |
| Rated capacity | 90000kVA |
| Primary voltage | 121kV |
| Secondary voltage | 6.3kV |
| Methods of regulation | On Load Voltage Regulating |
| Winding type | Three Winding |
| Series | SF/SFS Series |
Overview
As a pioneer in China's power transformer industry, we have specialized in the R&D and manufacturing of power transformer equipment for decades, and established industry standards with core 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
Solving the dual challenges of tropical heat and humidity
Resistant to salt fog corrosion, suitable for offshore / coastal power applications
Fully sealed design, preventing sand and dust from affecting voltage regulation accuracy
Operable in wide temperature range: -40°C to +60°C, handling extreme temperature variations
Anti-vibration structural design, suitable for mobile or vibrating environments
Salt Spray, Dust and Vibration Resistant
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 110kV 123kV 132kV 145kV power transformers that are primarily used in high-voltage transmission and substation applications to step up or step down voltage for efficient power distribution. Common applications include utility grid substations, large industrial plants, renewable energy integration (wind and solar farms), and heavy infrastructure projects.
If you need to know about more parameters , Please check the model selection manual.↓↓↓
