Zhejiang Jiangshan Hengli Electrical Co., Ltd. is one of the leading manufacturers and suppliers of 100kva energy efficient distribution transformers in China. If you're going to wholesale durable 100kva energy efficient distribution transformers made in China, welcome to get pricelist from our factory. All customized products are with high quality and low price.
This 100kVA energy efficient distribution transformer is a Step-down transformer 11KV to 0.38KV,engineered to deliver reliable, stable, and cost-effective power distribution across a wide range of applications.The rated capacity of this transformer is 100kVA. , the primary voltage is 11KV, the secondary is 0.38KV. The transformer is equipped with ±2*2.5% no load tap changer at primary side. Designed with advanced silicon steel core technology and precision winding, this transformer minimizes no-load and load losses, improving overall energy efficiency and reducing operational costs.
Its compact design and robust construction make it suitable for both indoor and outdoor installations, ensuring long-term performance even in harsh environmental conditions. Whether used in residential areas, commercial buildings, or light industrial facilities, this transformer provides consistent and balanced three-phase power output.
Technical Specifications
| Rated Power | 100kVA |
| Phase | Three Phase |
| Primary Voltage | 11kV / 10kV / Customizable |
| Secondary Voltage | 0.38kV / 0.4kV / Customizable |
| Frequency | 50Hz / 60Hz |
| Cooling Method | Oil-immersed (ONAN) or Dry-type |
| Vector Group | Dyn11 (or as required) |
| Insulation Class | As per IEC standards |
Standards: IEC, ANSI, or customized requirements
Application Areas
- Residential power distribution networks
- Commercial buildings and shopping centers
- Small and medium-sized industrial facilities
- Public infrastructure (schools, hospitals, street lighting)
- Renewable energy systems (solar and wind integration)
- Construction sites and temporary power supply
Key Features
- Energy Efficient Design – Low core loss and reduced load loss for improved energy savings
- Stable Three-Phase Power – Ensures balanced voltage output and reliable system operation
- High-Quality Materials – Premium core and winding materials enhance durability and lifespan
- Compact Structure – Space-saving design for easy installation in limited areas
- Flexible Configuration – Available in oil-immersed or dry-type versions
- Low Maintenance – Simplified structure reduces maintenance requirements and costs
- Environmental Adaptability – Optional designs for high temperature, coastal, or high-altitude environments
- Enhanced Safety – Equipped with standard protection and monitoring accessories
The windings and core of the oil immersed energy efficient distribution transformer
Scope of Supply
Rated Power: Up to 5000 KVA
Primary Voltage: Up to 35 KV
Standard accessories (bushings, conservator optional, thermometer, etc.)
Test reports and technical documentation
Optional components (conservator, silica gel breather, protection devices)
Factory test reports
Complete technical documentation
Customization Options
We provide tailored solutions to meet your project requirements:
● Customized voltage ratio (HV/LV)
● Copper or aluminum windings
● Low-loss or eco-design options
● Off-load or on-load tap changer
● Anti-corrosion coatings for coastal environments
● Compact or lightweight design solutions
Why Choose Us
● Direct factory supply with competitive pricing
● Support for OEM & ODM projects
● Fast response and flexible production capability
● Strict quality control and international standards compliance
● Reliable export experience for global markets
Copper and aluminum transformer windings difference
● Copper coils offer higher electrical conductivity, better efficiency, smaller size, and stronger mechanical strength, making them more reliable under heavy loads.
● Aluminum coils are lighter and more cost-effective but require larger cross-sections to achieve similar performance and may have slightly lower durability and efficiency.
FAQ
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