Low Loss Energy Efficient Dry Type Transformer

1.Dry transformer, core and windings air-cooled, insulated with epoxy, varnish, or Nomex.
2.Temperature control via BWDK thermometer; alarms and trips on high temp.
3.Reliable temperature protection system.
4.High reliability confirmed in operation.
5.CE, CSIT, Southern & State Grid prequal, CNNC supplier, digital green low-carbon.
Product Description
Details

Low Loss Energy Efficient Dry Type Transformer

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.

What Makes Our Energy-Efficient Dry Type Transformers Different?

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:

  • Load losses reduced by 25-40%
  • Superior thermal management with Class F/H insulation (155°C-180°C continuous operation)
  • Temperature rise limited to just 65K for windings
  • Sound levels below 50dB at 1 meter

Your facility stays safe. Your energy bills drop. Your maintenance team thanks you.

Dry type transformer

Technical Specifications

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%

Core Advantages That Save You Money

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:

  • Minimal partial discharge
  • Low acoustic emissions
  • Excellent heat dissipation
  • 150% rated load capacity under forced-air cooling

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.

Real-World Applications

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.

Quality You Can Trust

We don't just manufacture transformers. We build reliability into every component.

Our quality process covers:

  • Raw material procurement with strict vendor qualification
  • Incoming inspection with advanced testing equipment
  • Production monitoring at each manufacturing stage
  • Finished product testing per international standards
  • Warehousing controls preventing damage
  • Delivery verification ensuring safe transport
  • Installation support for optimal performance

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.

Certificate

Our team includes:

  • 15 senior engineers with decades of transformer design experience
  • Over 30 intermediate technicians managing production
  • 17 senior technicians performing precision assembly

This expertise translates into your competitive advantage.

Why Manufacturing Capabilities Matter?

We've invested in what counts: technology and equipment.

Over 120 sets of advanced machinery power our production:

  • CNC automatic winding machines for precision coil formation
  • CNC static vacuum casting machines ensuring perfect insulation
  • Automatic foil winding equipment for low-loss conductor placement
  • Microcomputer-controlled gradient curing furnaces optimizing resin properties

These aren't just machines. They're the foundation of consistent quality.

Each unit undergoes rigorous testing:

  • Lightning impulse withstand voltage up to 125kV
  • Temperature rise verification under full load
  • Sound level measurement
  • Efficiency validation at multiple load points
  • Partial discharge testing below specified limits

You receive documentation proving every parameter meets your specifications.

PRODUCTION WORKSHOP

FAQ

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.

Proven Project Experience

We've delivered results where it matters most.

Municipal Engineering:

  • Xuzhou Rail Transit Network Control Center (dual-circuit design for absolute safety)
  • Xuzhou High-speed Railway East Station (uninterrupted power for critical infrastructure)
  • Xuzhou New Health Hospital Phase I (medical-grade reliability)

Commercial Real Estate:

  • Huaihai Xintiandi Phases 7-8 (compact installation in space-limited environments)
  • Xuzhou Fantawild Adventure (high-capacity for entertainment loads)
  • Tianyu Yayuan project (top quality assessment results)

Industrial Installations:

  • XCMG Group factory power upgrades (completed ahead of schedule)
  • GCL Photovoltaic Industrial Park (specialized renewable integration)
  • Huaihai Biomedical Industrial Park (clean power for sensitive processes)

Each project demonstrates our commitment: deliver high-quality solutions on time, every time.

CUSTOMER CASE

Our Service Philosophy

Technology first. Service paramount. Integrity fundamental.

This isn't marketing language. It's how we operate daily.

We prioritize your interests through:

  • Continuous R&D investment for innovative solutions
  • Tailored product configurations matching your specific requirements
  • Complete transformer solutions beyond just equipment supply
  • Assistance procuring complementary electrical products
  • Technical support throughout equipment lifecycle

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.

Contact Us

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.

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