The SCB14 10kV-35kV Energy Efficient Dry Type Transformer gives you reliable enterprise-level performance when you need a transformer for important tasks. Our advanced production plant makes these units to very high standards: no-load losses are 15-20% lower than in previous generations; efficiency reaches 98.5% at full load; and thermal performance with class F insulation supports a life of 30 years or more. Our production line has over 120 sets of high-tech tools, such as CNC static vacuum casting machines and microcomputer-controlled gradient curing ovens. It is backed by 18 patents and a team of 15 top engineers. Following ISO9001 standards, each unit goes through strict quality control. This makes sure that you get transformers that are protected against IP20 to IP23, can handle short-circuits up to 20 times their rated current, and are manufactured with the goal of having no defects.
You don't have to worry about oil leaks or fire risks anymore. Our dry type design doesn't use any insulating oil at all, so it's safe to place straight at load centres. This transformer works reliably at 100% humidity and doesn't need to be pre-dried before it can be used again. These units can be put in basements, on roofs, or even in computer rooms without having to set up complicated fire control systems.
Your power bills are important. That's why the cores of this transformer are made of high-permeability grain-oriented silicon steel. The low-loss winding design goes beyond IEC 60076 standards, which will save you a lot of money on operating costs. With 98.5% efficiency at full load and better heat reduction, you'll be able to tell the difference.
Your time is important. Our approach cuts down on upkeep needs by 70% compared to oil-filled transformers, which need to have oil sucked out, filtered, and leaks fixed on a regular basis. Simple eye checks, connection checks, and thermal scans are all part of the annual maintenance. That's it.
When there isn't much room, you need gear that fits. When compared to standard units, our transformers take up 30% less room when they are installed. They are easy to set up in substations in cities, business buildings, and factories where every square meter is important.

| Parameter | Specification |
|---|---|
| Product Model | SCB11, SCB12, SCB13, SCB14, SCB18 |
| Type | Dry-type |
| Phase | Three Phase |
| Frequency | 50Hz / 60Hz |
| Cooling Method | AN / AF |
| 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 |
| Altitude | ≤4000m |
| Ambient Temperature | -40°C ~ +40°C |
| Humidity | ≤95% |
You can count on excellent cooling performance during peak demand periods. The SCB14 10kV-35kV Energy Efficient Dry Type Transformer handles 120% rated load continuously and reaches 150% capacity under forced air cooling. This flexibility means you're covered during unexpected load surges.
Your infrastructure investments should last decades. With international-level reliability standards and superior thermal stability, you'll reduce replacement frequency dramatically. The epoxy resin casting withstands harsh environments including chemical vapors, moisture, and temperature fluctuations.
Whether you need 30KVA or 2500KVA capacity, we provide customized solutions. The lightweight design keeps installation costs low while offering versatile mounting options. You get exactly what your project requires.
Your sensitive equipment deserves protection. These transformers maintain harmonic distortion under 3% and partial discharge levels below 10pC. Voltage regulation stays within 2-4% from no-load to full-load conditions, ensuring stable power delivery.

Your computers need clean power that doesn't go out. Our dry type design lets it be installed right in computer rooms without the need for air control. The low noise level (45 to 55 dB) won't bother temperature-controlled areas, and it gives your IT tools the power it needs.
There is no chance of oil contamination in chemical plants, drug factories, and food preparation plants. The epoxy covering can stand up to harsh weather conditions like salt spray, industrial gases, and high humidity. You get reliable results where other transformers fail.
Transformers that meet strict fire rules are needed in shopping malls, hospitals, office buildings, and apartment towers. You'll like lower insurance rates, the ability to put it in a basement or on top of a building, and the fact that it can work in quiet places. Our method works great in small areas that don't have a lot of air flow.
Protecting the environment and making upkeep easy are important for railway electrification systems, marine offshore platforms, and green energy substations. You'll find that our transformers work great in situations where other choices make things harder.

Working with a company that provides is a good idea. We've finished a huge number of important power projects, such as
The Xuzhou Rail Transit Network Control Centre and the High-speed Railway East Station are examples of municipal infrastructure. They both have dual-circuit power source systems that make them completely safe.
Commercial Developments: Xinhuai Central Complex, Huaihai Xintiandi, and Xuzhou Fantawild Adventure, all of which have breakers that work regularly in areas with a lot of traffic.
Industrial Sites: The XCMG Group upgraded their factories, the GCL Photovoltaic Industrial Park was built, and several other high-tech industrial parks were finished early and to very high standards of quality.
Every product undergoes comprehensive testing. Our quality management covers raw material procurement, incoming inspection, production monitoring, finished product testing, and installation verification. We implement the "zero defects" concept at every stage, following ISO9001 standards rigorously.
Our professional quality inspection laboratory and 120+ sets of advanced production equipment ensure consistency. You receive transformers meeting IEC 60076 series, IEEE C57.12.01, GB1094 series, and CE marking requirements.

Q: What's the expected lifespan and how does maintenance compare to oil-filled units?
You'll get 30-35 years operational life with proper installation. Maintenance drops by approximately 70% compared to oil-filled transformers. There's no oil sampling, filtration, or leak repairs needed. Annual maintenance involves visual inspection, connection torque checks, and infrared thermal scanning.
Q: How do these transformers perform under overload conditions?
You can run at 120% rated load continuously and 140% for emergency conditions up to 2 hours. The epoxy encapsulation provides superior heat dissipation, with thermal characteristics verified through factory testing per IEC 60076-7.
Q: What noise levels should I expect?
Sound levels measure 45-55 dB at 1 meter distance, meeting urban installation requirements. The low-frequency vibration is minimized through optimized core design, making indoor installation suitable for office buildings and residential applications.
Q: How does the unit handle power quality issues?
You'll see excellent voltage regulation within 2-4% from no-load to full-load. The transformer accommodates up to 15% total harmonic distortion in load current without derating, verified through laboratory testing per IEEE 519 standards.
Q: What are the installation requirements?
Installation is straightforward. You need adequate ventilation, proper grounding, and ambient temperatures between -40°C and +40°C. The units operate at altitudes up to 4000m without derating. Humidity tolerance reaches 95%, and the compact design adapts to various mounting configurations.
Q: Can I customize specifications for my specific application?
Absolutely. We provide tailored solutions with flexible voltage configurations, capacity ratings from 30KVA to 31500KVA, and various vector groups (Dyn11/Yyn0/Yd11). Our engineering team works with you to match exact requirements including special environmental conditions.
We put your needs first because we've been in this business for over 20 years. Everything we do is based on our mindset, which says that technology comes first, service comes first, and honesty comes first. We keep putting money into research and development, and our 15 senior engineers and 30+ intermediate workers know what you're going through.
You also get the most out of our full buying services. In addition to transformers, we can also help you find other electrical goods that are connected. This means that we can meet all of your power distribution needs in one place.

Ready to upgrade your SCB14 10kV-35kV Energy Efficient Dry Type Transformer power distribution infrastructure? Contact our technical team to discuss your specific requirements. We'll provide detailed specifications, customization options, and competitive solutions tailored to your project.
Reach us at tuojie@electricinchina.com for expert consultation.







