Our Low Loss Energy Efficient Dry Type Transformer delivers exactly that. With efficiency ratings exceeding 98.5%, these transformers reduce no-load losses by 40-60% compared to conventional designs. Our SCB series models (SCB11-SCB18) feature advanced grain-oriented silicon steel cores and precision winding technology. Rated from 30KVA to 31500KVA, they operate flawlessly at altitudes up to 4000m and temperatures from -40°C to +40°C. Backed by 18 patents and manufactured with over 120 sets of advanced equipment, our transformers meet ISO9001, ISO14001, and OHSAS45001 standards. You'll benefit from our 15 senior engineers' expertise and proven track record in major projects like Xuzhou Rail Transit and XCMG Group installations.
You face real challenges: rising electricity costs, fire safety concerns, and strict environmental regulations. We understand.
Traditional oil-filled units pose contamination risks. They require constant maintenance. They limit installation options.
Our solution changes everything.
These transformers use air cooling with epoxy or Nomex insulation. No oil means no fire hazards. You can install them directly at load centers—in basements, on rooftops, near sensitive equipment.
The technology speaks for itself:
Your facility stays safe. Your energy bills drop. Your maintenance team thanks you.

Here's what you're getting with each unit:
| Parameter | Specification |
|---|---|
| Product Model | SCB11, SCB12, SCB13, SCB14, SCB18 |
| Type | Dry-type |
| Phase | Three Phase |
| Frequency | 50Hz / 60Hz |
| Cooling Method | AN (Air Natural) / AF (Air Forced) |
| Rated Capacity | 30KVA – 31500KVA |
| Primary Voltage | 10 / 20 / 35kV |
| Secondary Voltage | 0.22 – 1.14kV |
| Vector Group | Dyn11 / Yyn0 / Yd11 |
| Insulation Class | F / H (optional) |
| Winding Material | Copper / Aluminum |
| Core Material | Grain-oriented Silicon Steel |
| Design Standard | IEC60076 / ANSI / IEEE / GB / CSA |
| Certifications | ISO9001 |
| Operating Altitude | ≤4000m |
| Ambient Temperature | -40°C ~ +40°C |
| Humidity | ≤95% |
Exceptional Moisture Resistance
Your transformer operates normally at 100% humidity. After shutdown, it restarts immediately. No pre-drying needed. This saves hours of downtime.
Safety First Design
Non-flammable. Fire-resistant. Zero pollution. You can place it right where you need power most. Insurance premiums stay lower. Peace of mind comes standard.
Superior Efficiency Performance
The numbers matter:
A Low Loss Energy Efficient Dry Type Transformer typically achieves power factors better than 0.98 at rated load. Your electrical system runs cleaner. Equipment lasts longer.
True Maintenance-Free Operation
Installation is straightforward. Operating costs stay low. No oil sampling. No filtration. No disposal headaches.
Over 30 years of operational life, you'll save 60-80% on maintenance compared to oil-filled alternatives.
Industrial Facilities
Manufacturing plants face harsh conditions. High temperatures. Corrosive atmospheres. Dust. Our transformers handle it all.
Chemical processing facilities benefit from explosion-proof designs. Mining operations appreciate the 99%+ efficiency under variable loads. Data centers rely on the superior power quality with less than 3% total harmonic distortion.
We've proven this at XCMG Group factory upgrades and GCL Photovoltaic Industrial Park installations.
Commercial Buildings
High-rise offices have limited space. Hospitals demand absolute reliability. Schools need safety.
Our transformers are 30-40% smaller than oil-filled equivalents. They fit in tight electrical rooms. Rooftop installations work perfectly.
Fire safety codes in urban areas mandate dry-type units. We've installed them at Xinhuai Central Complex and Xuzhou High-speed Railway East Station.
Renewable Energy Projects
Solar and wind farms operate in remote locations. Environmental resilience is crucial. Our transformers withstand temperature cycling, moisture, and UV exposure while maintaining 98.7%+ efficiency.
They integrate seamlessly into grid systems. Energy harvesting stays optimal. Your renewable investment performs better.
We don't just manufacture transformers. We build reliability into every component.
Our quality process covers:
We operate under ISO9001 quality management standards. The "zero defects" philosophy guides every technician. With our professional quality inspection laboratory, nothing leaves the facility unless it meets specifications.

Our team includes:
This expertise translates into your competitive advantage.
We've invested in what counts: technology and equipment.
Over 120 sets of advanced machinery power our production:
These aren't just machines. They're the foundation of consistent quality.
Each unit undergoes rigorous testing:
You receive documentation proving every parameter meets your specifications.

Q: How quickly will this transformer pay for itself?
Based on lifecycle cost analysis and IEEE 57.120 standards, payback periods range from 3-7 years. Energy savings of 25-40% combine with reduced maintenance costs. Over 25 years, you'll save 15-30% in total ownership costs compared to conventional transformers.
Q: Can it handle extreme temperatures?
Absolutely. Our units operate in ambient temperatures up to 50°C per IEC 60076-11 standards. At 40°C ambient, full rating is maintained. At 50°C, derating to 87% capacity applies. Thermal testing confirms stable operation across the entire range.
Q: What maintenance is actually required?
Minimal. Annual visual inspections take minutes. Biennial thermographic surveys check hot spots. Every five years, comprehensive testing includes insulation resistance and partial discharge measurement per IEC 60076-18. Compare this to oil-filled transformers requiring annual oil analysis and filtration.
Q: How does it affect power quality?
Voltage regulation stays between 2-4% compared to 4-6% for conventional designs. This comes from reduced impedance and optimized magnetic circuits. Harmonic distortion remains below 3% THD per IEEE 519 standards. Specialized designs for non-linear loads achieve below 1.5% THD.
Q: What about operation in humid environments?
Excellent moisture resistance is built in. The transformer operates normally at 100% humidity. After shutdown, you can restart immediately without pre-drying procedures. This eliminates downtime that oil-filled units experience.
Q: Does forced-air cooling really allow 150% loading?
Yes. The AF cooling configuration provides enhanced heat dissipation. Under forced-air conditions, the transformer safely operates at 150% of rated load. This gives you flexibility during peak demand periods without equipment damage.
We've delivered results where it matters most.
Municipal Engineering:
Commercial Real Estate:
Industrial Installations:
Each project demonstrates our commitment: deliver high-quality solutions on time, every time.

Technology first. Service paramount. Integrity fundamental.
This isn't marketing language. It's how we operate daily.
We prioritize your interests through:
With over 20 years of industry experience, we understand your challenges. You need reliable power. You face budget constraints. You must meet efficiency regulations.
We deliver solutions addressing all three.
Ready to reduce Low Loss Energy Efficient Dry Type Transformer energy costs while improving safety? Let's discuss your specific requirements. Email us at tuojie@electricinchina.com for customized solutions and detailed technical specifications.







