Dry Type Transformer
SC(B) Series 110 kV Cast Resin Dry-Type Power Transformer
- Voltage
- 110 kV
- Rated Power
- Up to 40,000 kVA
- Standards
- GB, IEC, IEEE
Utility substations, large industrial facilities, renewable generation.
POWER A MORE SUSTAINABLE TOMORROW
Reliable Transformer
Solutions for
The Future
Design and manufacture power transformers, distribution transformers and substations up to 500 kV, serving customers in 80+ countries.
18+
Years of experience
20,000+
MVA annual capacity
80+
Countries delivered
Trusted by engineering teams at
18+
Years of experience
20,000+
MVA annual capacity
80+
Countries delivered
Trusted by engineering teams at
Our Flagship Products:
Power Transformers
Engineered to meet your project requirements.
- Global Standards IEC / IEEE
- Short Lead Time 3 months
- Worldwide Support Local partners
Product Portfolio
Four platforms. One project-led selection process.
Oil Immersed Transformer
500 kV Three Phase Oil-Immersed Power Transformer
- Voltage
- 500 kV
- Rated Power
- Specified per project
- Standards
- IEC, IEEE/ANSI
EHV transmission substations, utility grid projects, large renewable collector stations and grid interconnection projects.
Pad Mounted Transformer
Up to 66 kV Three Phase Pad-Mounted Transformer (10 MVA)
- Voltage
- Up to 66 kV
- Rated Power
- Up to 10 MVA
- Standards
- GB, IEC, IEEE, UL, CE, ASTA
Distribution substations, renewable collector stations, industrial parks, commercial complexes.
Compact Substation
Up to 35 kV Prefabricated Compact Substation with Oil-Immersed Transformer
- Voltage
- Up to 35 kV
- Rated Power
- Up to 5,000 kVA
- Standards
- GB, IEC, IEEE, UL, CE, ASTA
Urban distribution, industrial parks, utility distribution networks.
/ Industry Applications
View all applications
Powering the markets that power the world.
From utility-scale solar plants to hyperscale data centers, our transformers serve the industries where reliability is non-negotiable.
/ UTILITY
Utility Grid
Start an RFQ
/ RENEWABLE
Solar / PV Plants
Start an RFQ
/ RENEWABLE
Wind Farms
Start an RFQ
/ CRITICAL
Data Centers
Start an RFQ
/ STORAGE
BESS / Energy Storage
Start an RFQ
/ INDUSTRIAL
Seawater Desalination
Start an RFQ
/ INDUSTRIAL
Industrial / Mining
Start an RFQ
/ INFRASTRUCTURE
Rail & Metro
Start an RFQ
Factory
Factory
120,000 m² of precision manufacturing.
Review factory processes and project-specific testing requirements.
Certifications & Type Tests
Certificate and test documents.
Review the published certificate scans and model-specific test records. Confirm the manufacturer, product designations, ratings and destination requirements against the complete documents and their scope.
Review certificate scopeDry Type
UL
Certificate of Compliance — Transformers, Distribution, Dry Type, Over 600 V (Component)
UL
Power and General-purpose Transformers, Dry Type
DEKRA
Type Test Certificate of Dielectric Tests — SCLB-1000/22
UDEM
Attestation Certificate — Dry Type Power Transformer
ASTA
Type Test Certificate — Cast Resin Dry-Type Transformers
Oil Immersed
CAC
Attestation of Conformity — Oil Immersed Transformer
UL
Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 600 V
UL
Certificate of Compliance — Liquid-filled Type, Over 600 V
UL / CUL
Certificate of Compliance — Transformers, Distribution, Liquid-filled, Over 750 V (Canada)
CAC
Attestation of Conformity — Oil Immersed Transformer
About Ruibian
Half a million MVA shipped. Built for critical power.
We design, manufacture and verify power and distribution transformers and substations up to 500 kV for utility, renewable, data center and industrial projects.
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New facility
Built a 60,000 m² factory and added an oil-immersed transformer line.
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110 kV capability
Obtained the 110 kV type test report and entered the 110 kV supplier ranks.
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First 110 kV epoxy resin cast dry-type
First 110 kV class three-phase epoxy resin cast insulated dry-type power transformer in China.
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UL · CSA · IEEE · IEC · DEKRA · ASTA
Review factory processes and project-specific testing requirements.
Certificate and test references
US · BTC / Crypto Mining
USA Bitcoin Mining
High-density power for a continuous, high-load mining operation.
KE · Utility Grid
Kenya Africa Utility
Reliable distribution for the Kenyan utility network.
CA · Mining
Canada Golden Mining
Rugged, enclosed power suited to a demanding mining environment.
AE · Industrial / Plant
UAE Middle East Plant
Uninterrupted, fire-safe indoor power for the plant's production loads.
CN · Solar / PV
SHENERGY Xinjiang 2GW Photovoltaic Project
Expected annual DC-side generation of roughly 800 million kWh and about 600,000 tonnes of CO₂ avoided each year.
SA · Desalination
KSA Seawater Desalination Project
Reliable power for the desalination plant operating in a demanding desert environment.
MY · Data Center
Malaysia Data Center Project
The substations form the computing-power backbone of the data-centre campus and support Malaysia's broader AI-hub development.
Case Study · BTC / Crypto Mining
USA Bitcoin Mining
3,250 kVA × 30 setsCapacity
34.5 / 0.415 kVVoltage
BTC / Crypto MiningSector
USLocation
Challenge
A large Bitcoin mining facility in the USA required high-density pad-mounted transformers for a continuous, high-load operation.
Solution
Supplied 30 sets of 3,250 kVA pad-mounted transformers rated 34.5/0.415 kV for a U.S. Bitcoin mining facility.
Outcome
High-density power for a continuous, high-load mining operation.
Case Study · Utility Grid
Kenya Africa Utility
1,600 kVA × 8 setsCapacity
11 / 0.433 kVVoltage
Utility GridSector
KELocation
Challenge
Utility distribution project in Kenya, Africa, requiring oil-immersed transformers for the grid.
Solution
Supplied 8 sets of 1,600 kVA Oil Immersed Transformers rated 11/0.433 kV.
Outcome
Reliable distribution for the Kenyan utility network.
Case Study · Mining
Canada Golden Mining
1,500 kVA × 13 setsCapacity
6.6 / 0.6 kVVoltage
MiningSector
CALocation
Challenge
The Golden Mining project in Canada required robust, enclosed cast-resin transformers for a harsh industrial environment.
Solution
Supplied 13 sets of 1,500 kVA cast-resin transformers with IP44 enclosures for a Canadian mining project.
Outcome
Rugged, enclosed power suited to a demanding mining environment.
Case Study · Industrial / Plant
UAE Middle East Plant
5,000 kVA × 4 setsCapacity
6.6 / 11 kVVoltage
Industrial / PlantSector
AELocation
Challenge
Project located at the UAE Middle East-Plant, an industrial power facility requiring cast-resin transformers for indoor installation.
Solution
Supplied 4 sets of 5,000 kVA Cast Resin Transformers rated 6.6/11 kV.
Outcome
Uninterrupted, fire-safe indoor power for the plant's production loads.
Case Study · Solar / PV
SHENERGY Xinjiang 2GW Photovoltaic Project
2 GW project · 1,998 MVA substationsCapacity
36.5 kV / 0.8 kVVoltage
Solar / PVSector
CNLocation
Challenge
A photovoltaic project in Hoboksar County, Tacheng, Xinjiang, with 2 million kilowatts total installed capacity (DC-side 616.07 MWp, AC-side 498.9 MW), adopting a "photovoltaic + ecological management" model to turn desertified land into green-energy generation.
Solution
Ruibian (Jiangsu) Electric Power Co., Ltd. supplied Compact Prefabricated Substations totalling 1,998 MVA (1.998 GVA), equipped with oil-immersed transformers — primary 36.5 kV / secondary 0.8 kV — compliant with IEEE/IEC standards.
Outcome
Expected annual DC-side generation of roughly 800 million kWh and about 600,000 tonnes of CO₂ avoided each year.
Case Study · Desalination
KSA Seawater Desalination Project
60 MVA · transformers to 9,000 kVACapacity
34.5 kVVoltage
DesalinationSector
SALocation
Challenge
Developed by the Saudi Arabian Gas Field Development Company, a key Saudi infrastructure project supporting gas-field production and local energy and water demand by converting seawater into usable freshwater for surrounding industrial production and water needs.
Solution
Ruibian (Jiangsu) Electric Power Co., Ltd. supplied 60 MVA of oil-immersed transformers (each up to 9,000 kVA, max primary side 34.5 kV), installed in harsh desert environments and compliant with IEEE/IEC/ANSI/NEMA standards.
Outcome
Reliable power for the desalination plant operating in a demanding desert environment.
Case Study · Data Center
Malaysia Data Center Project
240 MW project · 150 MVA transformersCapacity
Data CenterSector
MYLocation
Challenge
A data centre at Senai Tech Park in Johor, Malaysia, plans to expand capacity to 240 MW — a key driver for Malaysia to overtake Singapore in data-centre capacity and support global tech enterprises, accelerating Malaysia's rise as a Southeast Asian AI hub.
Solution
A subsidiary of Ruibian (Jiangsu) Electric Power Co., Ltd. supplied safe, reliable, stable Compact Prefabricated Substations equipped with oil-immersed transformers totalling 150 MVA.
Outcome
The substations form the computing-power backbone of the data-centre campus and support Malaysia's broader AI-hub development.
