| Application: | Electronic |
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| Phase: | Three |
| Core: | Core-type Transformer |
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SC11-30 Dry Distribution Transformer
Type |
Connection Symbol |
No-Load Loss | Load Loss | No-Load Current (%) |
Sound Level db |
Weight(kg) |
Exiet of the Base Framework |
Overall Dimension (L×W×H) |
| SC11-30 | Yyn0 Dynl1 | 0.168 | 0.705 | 3.2 | 45 | 662 | 550*700 | 940×655×955 |
| SC11-50 | 0.238 | 0.994 | 2.8 | 45 | 717 | 940×655×1005 | ||
| SC11-80 | 0.322 | 1.377 | 2.6 | 46 | 772 | 1000×705×1055 | ||
| SC11-100 | 0.35 | 1.572 | 2.4 | 46 | 937 | 1100×705×1155 | ||
| SC11-125 | 0.413 | 1.844 | 2.2 | 49 | 992 | 1100×705×1205 | ||
| SC11-160 | 0.476 | 2.125 | 2.2 | 49 | 1158 | 550*810 | 1120×705×1166 | |
| SC11-200 | 0.546 | 2.524 | 2 | 49 | 1158 | 1120×705×1281 | ||
| SC11-250 | 0.63 | 2.7 54 | 2 | 49 | 1257 | 660*1000 | 1230×818×1264 | |
| SCB11-315 | 0.77 | 3.468 | 1.8 | 51 | 1511 | 1230×818×1382 | ||
| SCB11-400 | 0.854 | 3.986 | 1.8 | 51 | 1698 | 1230×818×1498 | ||
| SCB11-500 | 1.015 | 4.8 79 | 1.8 | 52 | 1986 | 1280×818×15 87 | ||
| SCB11-630 | 1.176 | 5.873 | 1.6 | 52 | 2582 | 820×1 000 | 1600×1010×1 530 | |
| SCB11-800 | 1.33 | 6.953 | 1.6 | 54 | 3016 | 1675×1010×1 640 | ||
| SCB11-1000 | 1.547 | 8.126 | 1.4 | 54 | 3562 | 1750×1010×1 736 | ||
| SCB11-1250 | 0.827 | 9.69 | 1.4 | 55 | 4174 | 1780×1010×1 846 | ||
| SCB11-1600 | 2.142 | 11.73 | 1.4 | 56 | 5589 | 1825×1015×1 901 | ||
| SCB11-2000 | 2.905 | 14.45 | 1.2 | 56 | 6378 | 2020×1015×1 981 |
1. SC11 (Epoxy Resin Cast Coil)
"Encapsulated" Structure: Coils are vacuum-cast and solidified with pure epoxy resin, forming a single, rigid solid insulation system.
Key Advantages: The coils are completely sealed, offering exceptional resistance to moisture, dust, and corrosion, making them ideal for harsh environments. They possess extremely high mechanical strength, can withstand short-circuit electrodynamic forces without deformation, and are virtually maintenance-free with a long operational life.Thermal Design: Features thin resin layers for effective heat dissipation. Axial and radial cooling ducts within and around the coils optimize airflow.
2. SCB11 (Epoxy Resin Cast Foil-Winding)
"Foil-Winding" Structure: The low-voltage (LV) winding is made of copper or aluminum foil, while the high-voltage (HV) winding remains epoxy resin cast.
Key Advantages: The foil winding provides superior inter-turn capacitance, ensuring even voltage distribution and excellent resistance to lightning and switching surges. Its layer-type structure minimizes axial electromagnetic forces during short circuits, resulting in outstanding short-circuit withstand capability.Design Summary: SC11 excels in sealed integrity and environmental resilience; SCB11 excels in electrical and mechanical performance due to its unique foil-winding technology.
1. SC11
Stable Electrical Performance: Cast coils are entirely isolated from air, ensuring stable parameters, low partial discharge, and reliable insulation.
Strong Overload Capacity: The robust coil construction allows for safe temporary overload operation.
High Efficiency & Low Noise: Cores use high-grade, grain-oriented silicon steel (often with step-lap joints), leading to low no-load and load losses (meeting "Type 11" energy efficiency standards) and quiet operation.
2. SCB11
Superior Short-Circuit Withstandability: This is its core advantage. The uniform ampere-turn distribution of the foil winding generates negligible axial forces under short-circuit conditions, dramatically reducing the risk of damage.
Enhanced Energy Savings: Advanced foil technology and manufacturing typically result in lower load losses compared to equivalent SC11 units, offering greater long-term energy savings.
Uniform Temperature Rise: The large surface area of the foil winding ensures excellent heat dissipation, even temperature distribution, and a lower hot-spot temperature, extending insulation life.
Performance Summary: Both types offer high efficiency and low noise. SCB11 provides top-tier short-circuit strength and even lower load losses for maximum safety and economy.
1. SC11 Application Strengths
Demanding Environments: Perfect for humid, dusty, or corrosive atmospheres like chemical plants, coastal areas, offshore platforms, mines, and tunnels.
High Fire-Safety Sites: Ideal for high-rise buildings, metro systems, airports, shopping malls, hospitals, and schools. The epoxy resin is Class F insulation, flame-retardant, self-extinguishing, and does not propagate fire.
Mission-Critical Facilities: Provides reliable power for data centers, telecom hubs, and precision manufacturing where stability is paramount.
2. SCB11 Application Strengths
High Fault-Current Systems: The preferred choice for power plant auxiliary systems, substations, and heavy industrial plants (e.g., metallurgy, chemical) where system short-circuit capacity is high.
Ultra-High Efficiency Projects: Delivers significant operating cost savings in large commercial complexes and data centers due to its minimized losses.
Fluctuating/Variable Loads: Excellently withstands frequent load changes and impact loads.
Application Summary: SC11 is a versatile and robust solution for standard and harsh-environment applications. SCB11 is the premium choice for critical systems with extreme safety and efficiency requirements.
In a nutshell:
SC11: The versatile, cost-effective all-rounder.
SCB11: The high-performance, safety-enhanced choice.
Which one to choose?
Choose SC11 if: Budget is a key concern; operating environment is standard or moderately harsh (e.g., damp, dusty); for most building and general industrial power distribution.
Choose SCB11 if: Safety and energy savings are top priorities; system short-circuit risk is high (e.g., power plants, large workshops); loads are critical and variable; long-term electricity cost reduction is essential.
The main difference: SCB11 offers superior short-circuit withstandability and better energy efficiency, but typically at a higher initial cost. Both are highly efficient and reliable modern transformers. Select based on your specific project needs.
Welcome to Shandong Quanshi New Material CO., Ltd, specializing in the global supply of high-quality electrical equipment and integrated energy solutions. Our core product portfolio encompasses a comprehensive range of power distribution and transmission products, including various Power Distribution Boxes, Power Distribution Cabinets, Complete Sets of High & Low Voltage Power Transmission & Distribution Equipment, Oil-Immersed Transformers, Dry-Type Transformers, Integrated Energy Storage Smart Solutions, Photovoltaic (PV) Combined Power Stations, Wind Power Combined Power Stations, and Switchgear.
Driven by innovation and technical excellence, we possess independent R&D capabilities to develop new products and technologies that meet international advanced standards. Our mission is to provide safe, efficient, and reliable electrical equipment, ensuring the safety of power supply for communities and contributing to the sustainable development of the industry.
We operate under a core philosophy built on Innovation, Responsibility, Collaboration, and Mutual Success. We are deeply committed to environmental protection and resource conservation, striving to contribute to a greener planet for future generations.
Quality is the cornerstone of our existence. We have implemented a stringent management system certified by ISO 9001 Quality Management and CCC (China Compulsory Certification), among others, guaranteeing consistent product excellence and reliability.
Our products have gained widespread recognition and are exported to numerous markets worldwide, including Europe, Latin America, the Middle East, Africa, West Asia, and Southeast Asia. With an annual export capacity of 10 million kVA, our equipment operates successfully in various projects across the globe, earning consistent praise from our valued customers worldwide.
We look forward to partnering with you to deliver power and progress.
1. Who are you?
Located in Shandong, China, we are an OEM/ODM enterprise founded in 2006;
we are a high-tech enterprise specializing in the research and production of high and low voltage power transmission and distribution equipments.
2.What can I buy from you?
Various high and low voltage distribution boxes, customized distribution equipment, power distribution set.
3.Why should I buy from you not from other suppliers?
We have 19 years of professional production experience and lightning speed delivery.
4.Can I get a sample to check your quality?
Yes. We can supply samples with a very low price. Samples under $10 are free.
5.How can I order customized products?
The best way is that you give us engineering drawings and equipment list, we will arrange engineers to serve you. If there is no drawings, we will also provide solutions for you.
6.How do you guarantee the quality?
Our quality inspection includes the following processes:
Material inspection: Check the material surface and roughly dimension.
First Production inspection: To ensure the critical dimension in mass production.
Sampling inspection: Check the quality before sending to the warehouse.
Pre-shipment inspection: 100% inspected by QC assistants before shipment.
7. How about the lead time?
Samples usually take about 1 week and mass production takes 2-3 weeks.
8.What will you do if we receive poor quality goods?
Please send us the pictures and video and our engineers will rebuild it for you in the fastest time possible.
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