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Single-Phase Oil-Immersed Transformer Manufacturers

Small in size and light in weight, single-phase transformers usually adopt an oil-immersed structure. Compared with three-phase transformers, the structure is simpler, the volume is smaller, and the weight is lighter, saving space and cost. Easy to install, the single-phase transformer is easy to install. Due to its small size and light weight, it can be installed quickly on site. With a wide conversion range, single-phase transformers can achieve a wide range of voltage conversion and are widely used in household appliances and other fields. High reliability. Due to its simple structure, easy use, low maintenance cost and other advantages, single-phase transformers have high reliability.

Rated capacity Voltage ratio Vector group No-load losses(kw) Impedance
10kva 110v/220v/400v/3kv Dyn11/Yd11/Yyno 0.08 4%
50kva 380v/3kv/6kv/11kv/33kv Dyn11/Yd11/Yyno 0.13 4%
100kva 380v/3kv/6kv/11kv/33kv Dyn11/Yd11/Yyno 0.2 4%
200kva 380v/3kv/6kv/11kv/33kv Dyn11/Yd11/Yyno 0.34 4%
500kva 380v/3kv/6kv/11kv/33kv Dyn11/Yd11/Yyno 0.68 4%
1000kva 380v/3kv/6kv/11kv/33kv Dyn11/Yd11/Yyno 1.15 4.5%
2500kva 380v/3kv/6kv/11kv/33kv Dyn11/Yd11/Yyno 2.31 4.5%
3.5mva 380v/3kv/6kv/11kv/33kv Dyn11/Yd11/Yyno 2.73 4.5%
24mva 11kv/35kv/69kv/110kv/220kv/400kv Dyn11/Yd11/Yyno
100mva 11kv/35kv/69kv/110kv/220kv/400kv Dyn11/Yd11/Yyno
Data in the table is subject to change without prior notice, subject to product delivery.
About Us
Jiangsu Dingxin Electric Co., Ltd.
Jiangsu Dingxin Electric Co., Ltd. is located in the Industrial Park of Haian Development Zone, a development zone in Jiangsu Province. It is a high-tech enterprise in Jiangsu Province specializing in the production of power equipment, with an annual production capacity of 50 million KVA. It mainly produces 110KV, 220KV and 500KV ultra-high voltage transformers, various dry-type transformers, oil-immersed transformers, amorphous alloy transformers, wind and solar energy storage transformers, prefabricated substations and reactors of various specifications with voltage levels of 35KV and below. , electric furnace transformer, rectifier transformer, mining transformer, split transformer, phase shift transformer and other special transformer. As China Single-Phase Oil-Immersed Transformer Manufacturers and Customize Single-Phase Oil-Immersed Transformer Company, companies have successively passed IS09001, ISO14001, ISO45001, ISO19011 system certification. Among the customers we cooperate with are many urban and rural power grids, as well as petrochemical, metallurgical, textile enterprises, mines, ports, residential communities, etc. We have long-term cooperation with many well-known companies, and we are also qualified suppliers for many listed companies in the electrical industry. Product sales cover the national market and are exported to Europe, the United States, Australia, Indonesia, Russia, Africa, Vietnam and other countries.
Certificate Of Honor
  • Business Licence
  • S22-M-250/10-Nx1 And Energy Efficiency Report
  • SCB18-800/10-NX1 And Energy Efficiency Report
  • SCB18-500/10-NX1 And Energy Efficiency Report
  • SCB18-2500/10-NX1 And Energy Efficiency Report
  • S13-M-1000/10KV Type Test Report
  • S13-M-1000/20KV Type Test Report
  • S13-M.RL-630/10KV Type Test Report
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Industry knowledge
How do the applications of Single-Phase Transformers fluctuate from Three-Phase Transformers in sensible eventualities?
Single-Phase Oil Immersed Transformer and 3-phase transformers serve one-of-a-kind purposes in electrical systems, and their programs can vary based totally on particular requirements. Here are some key differences within the applications of single-segment transformers and three-phase transformers in realistic eventualities:
1. Power Distribution:
Single-Phase Transformers: Commonly utilized in residential and light business programs for electricity distribution. They are appropriate for smaller hundreds and applications where the power demand isn't always as excessive.
Three-Phase Transformers: Predominantly used in commercial and business settings wherein large loads and extra significant energy distribution are required. Three-section systems are more green for transmitting strength over lengthy distances.
2. Industrial Applications:
Single-Phase Transformers: Found in smaller business system, lights structures, and some styles of equipment with decrease strength necessities.
Three-Phase Transformers: Widely utilized in heavy commercial machinery, automobiles, and gadget in which better power ranges and efficiency are critical.
3. Residential Use:
Single-Phase Transformers: Primary transformers used in residential areas for dispensing strength to homes. Commonly found in family appliances, lighting fixtures, and smaller electrical devices.
Three-Phase Transformers: Generally no longer used directly in residential regions but can be employed in larger condominium complexes or homes with extensive strength requirements.
Four. 
4.Electric Motors:
Single-Phase Transformers: Suitable for small electric automobiles commonly determined in household home equipment, fans, and some small industrial system.
Three-Phase Transformers: Ideal for large electric motors utilized in commercial machinery, pumps, compressors, and different applications with high-energy needs.
5. Construction Sites:
Single-Phase Transformers: Portable single-phase transformers are often used on construction sites to offer power for smaller equipment, lighting, and device.
Three-Phase Transformers: Deployed on production sites for large machinery, heavy-duty equipment, and programs requiring higher power stages.
6. Renewable Energy Systems:
Single-Phase Transformers: Used in some residential sun or wind power structures in which the strength era is incredibly modest.
Three-Phase Transformers: Commonly employed in industrial and application-scale renewable electricity tasks wherein higher strength capacities are required.
7. Transmission and Distribution Networks:
Single-Phase Transformers: Primarily used for local distribution, particularly in residential and small industrial areas.
Three-Phase Transformers: Essential for transmitting and distributing power over long distances efficiently. They are generally used in substations and high-voltage transmission networks.
8. Railway Systems:
Single-Phase Transformers: Can be observed in a few railway systems for precise packages or smaller rail networks.
Three-Phase Transformers: Often used in electrified railway systems with higher strength needs, supplying green energy supply for trains.

What cooling strategies are hired in Single-Phase Transformers, and the way do they affect the transformer's performance?
Cooling is a essential element of transformer design to ensure that the running temperatures are inside secure limits. Single-Phase Oil Immersed Transformer, like other forms of transformers, use numerous cooling techniques to expend warmth generated at some point of operation. The choice of cooling method can impact the transformer's performance, performance, and standard reliability. Here are common cooling methods hired in single-segment transformers:
1. Oil Immersion (Oil-Cooled):
Description: The transformer core and windings are immersed in a dielectric insulating oil (including mineral oil) to use up warmth.
How it Works: Heat generated for the duration of operation is transferred to the surrounding oil, which then circulates and consists of the heat faraway from the transformer components.
Impact on Performance: Effective in keeping a stable working temperature. Oil immersion presents each insulation and cooling, contributing to the transformer's performance and reliability.
2. Natural Convection:
Description: Heat dissipation occurs naturally via the movement of air as a result of temperature differences.
How it Works: As the transformer additives warmness up, the encircling air turns into much less dense, causing it to rise. Cooler air then movements in to replace it, growing a herbal convection modern-day.
Impact on Performance: Suitable for smaller transformers with lower electricity scores. The cooling effectiveness depends on factors like the transformer's size and the temperature difference among the additives and the ambient air.
Three. Forced Air (Air-Cooled):
Description: Cooling is stronger through using lovers or blowers to force air over the transformer surfaces.
How it Works: Fans are strategically positioned to increase the airflow across the transformer, presenting extra powerful warmth dissipation as compared to herbal convection.
Impact on Performance: Well-acceptable for large transformers or those running in environments where herbal convection is inadequate. Improves the cooling performance and allows for higher temperature manage.
4. Cooling Fins or Radiators:
Description: Extended surfaces (fins or radiators) are connected to the transformer tank to increase the surface area for warmth dissipation.
How it Works: The additional floor vicinity allows for extra efficient switch of heat from the transformer to the encompassing air.
Impact on Performance: Enhances the cooling potential of the Single-Phase Oil-Immersed UL Listed Transformer, in particular while forced air is used. Commonly hired in large transformers.
Five. 
5.Oil-Air Heat Exchangers:
Description: Utilizes a separate cooling circuit with a warmness exchanger to switch warmth from the transformer oil to air.
How it Works: The oil circulates thru the transformer, and a heat exchanger transfers the heat to a separate airflow, often assisted by using fans.
Impact on Performance: Provides a greater controlled and efficient cooling procedure. Allows for the customization of the cooling machine based totally on unique necessities.