①Capacity: 50kVA-5000kVA.
②Voltage Level: 10kV, 20kV, 35kV
③Winding Material: Copper or aluminum ;
④Cooling Method: Natural air cooling (AN) or forced air cooling (AF);
⑤Protection Level: Can be customized according to customer requirements.
General Introduction
The SCBH-RL Series Amorphous Alloy Three-Dimensional Toroidal Core Dry-Type Transformer is a high-efficiency dry-type transformer that combines an amorphous alloy core with a three-dimensional toroidal magnetic circuit. The three-dimensional core structure provides a balanced magnetic path for the three phases, while the amorphous alloy core significantly reduces no-load losses and excitation current. This combination delivers high energy efficiency, low operating noise, and reliable electrical performance, making the transformer suitable for power distribution systems where energy conservation, low losses, and long-term operational reliability are important.
Typical Applications
Representing the advanced direction of energy-efficient technology in distribution transformers, the amorphous alloy 3D toroidal core dry-type transformer achieves an optimal combination of ultra-low loss, high reliability, and environmental friendliness. It is suitable for: energy-saving upgrade projects in power distribution networks, efficient power transmission in new energy fields such as photovoltaic power stations, sensitive load locations like hospitals, high-reliability requirements scenarios including rail transit, airports, and ports.
Advantages
Adopting an amorphous alloy tridimensional toroidal structure, it offers multiple advantages including energy efficiency, material savings, noise reduction, environmental friendliness, balanced three-phase magnetic circuits, strong short-circuit resistance, more uniform temperature rise of three-phase coils, and maintenance-free cores that extend service life.
Stable and Reliable Operation
The symmetrical structure of the 3D toroidal core ensures uniform magnetic field distribution, enhancing the transformer's resistance to short circuits.
Excellent Heat Dissipation
The 3D toroidal core naturally forms ventilation channels. Combined with the symmetrically designed upper and lower air ducts, the heat dissipation area is increased by approximately 15% to 20% compared to planar laminated cores. Additionally, uniform heat dissipation gaps between windings and the core improve air convection efficiency.
Exceptional Energy Efficiency
The no-load loss of amorphous alloy 3D toroidal core core dry-type transformers is reduced by approximately 60% compared to silicon steel dry-type transformers. Load loss is further minimized through the compact design of the 3D toroidal core and optimized windings, resulting in significantly improved overall energy efficiency.
High Intelligent Compatibility
The transformer can be easily integrated with intelligent online monitoring sensors, such as temperature monitoring and partial discharge monitoring devices. It supports IoT-based remote monitoring, making it ideal for smart grid upgrades.
Production Process

Customization Range
①Capacity: 50kVA-5000kVA.
②Voltage Level: 10kV, 20kV, 35kV
③Winding Material: Copper or aluminum ;
④Cooling Method: Natural air cooling (AN) or forced air cooling (AF);
⑤Protection Level: Can be customized according to customer requirements.
Require More Customized Solutions?
We offer customization to meet your specific needs. Our expert team will collaborate with you to develop the perfect product for you
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Tel: +86 188 3000 9955
E-mail: gjscb@hbgjdq.com
WeChat: zjj9232013
Add.: No.118, Luchan Road, Yongnian District, Handan City, Hebei Province, China
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