10KV 50KVA Oil-immersed Power Station Transformer 10 Copper Three Phase Flyback Topology Oil Coolin
1. Product Description
The 10KV 50KVA oil-immersed power station transformer with 10 copper three-phase flyback topology and oil cooling system is a professional high-performance power distribution device designed for 10kV medium-voltage power systems. Adopting premium pure copper winding production process and mature three-phase flyback topological structure, this industrial oil-cooled transformer realizes stable voltage conversion and power transmission in 50Hz AC three-phase power grids, with a rated capacity of 50KVA and a high-voltage rated voltage of 10kV, matching conventional low-voltage 0.4kV output specifications for civil and industrial power distribution.
This full-sealed oil-immersed distribution transformer uses high-purity mineral insulating oil as the core cooling and insulating medium. The internal oil circulation heat dissipation structure efficiently takes away operating heat generated by copper windings and silicon steel core during long-term operation, solving the heat accumulation problem of small-capacity power transformers under continuous load. Different from ordinary dry-type transformers, the oil cooling design greatly improves the product’s environmental adaptability and continuous operation stability. The overall structure adopts compact stacked iron core assembly and integrated welding fuel tank, with standardized factory wiring and strict partial discharge detection, meeting international power equipment safety standards and long-term grid operation requirements.
2. Core Applications
As a key medium and small-capacity voltage regulation and power distribution equipment, the 10KV 50KVA three-phase copper oil-immersed transformer mainly undertakes the core function of converting 10kV high-voltage industrial power into 400V low-voltage usable power. It stably distributes three-phase balanced power for terminal electrical equipment, effectively solving the voltage mismatch and power supply instability problems of small-scale power consumption scenarios.
In power grid operation, this flyback topology oil-cooled transformer supports no-load voltage regulation and continuous power supply, can adapt to fluctuating load power consumption, and effectively reduce power transmission loss. It serves as an indispensable power conversion unit for decentralized power stations, rural power grid renovation projects, temporary engineering power supply and small industrial and mining power distribution systems. Meanwhile, the pure copper winding design ensures low internal resistance, effectively reduces no-load loss and load loss, improves overall power supply efficiency, and achieves energy-saving and low-consumption power grid operation effects.
3. Typical Application Scenarios
This 10KV 50KVA oil-immersed power station transformer has strong environmental adaptability and wide coverage of application scenarios, covering civil power distribution, industrial production, engineering construction and new energy supporting fields, and is the mainstream preferred equipment for small and medium power supply transformation:
3.1 Urban and Rural Power Grid Distribution
It is widely used in rural power grid upgrading, urban community branch power distribution, township power station terminal voltage conversion and other scenarios. It stably supplies power for residential lighting, household electrical equipment and community public facilities, solves the problem of insufficient voltage and unstable power supply in remote areas, and supports long-term stable operation of civil power grids.
3.2 Small Industrial and Mining Enterprises
Suitable for small processing factories, mining operation areas, light industry production workshops and other industrial scenarios with low total power consumption. The three-phase flyback topology ensures balanced three-phase power output, avoids equipment damage caused by unbalanced voltage, and provides stable power guarantee for small industrial mechanical equipment, production lines and auxiliary electrical systems.
3.3 Temporary Engineering Power Supply
It is the preferred power distribution equipment for construction sites, road and bridge engineering, field exploration operations and other temporary power consumption scenarios. The oil cooling structure adapts to outdoor high temperature, dust and other harsh environments, supports continuous overload operation in a short period, and meets the flexible power supply needs of temporary engineering projects.
3.4 New Energy and Auxiliary Power Stations
Matched with small solar power stations, wind power decentralized power generation systems and backup power stations, it completes voltage step-down and power distribution of generated electric energy, realizes grid-connected power transmission and local power self-use, and improves the utilization rate of new energy power generation.
4. Product Core Features
4.1 Premium Pure Copper Winding, Low Loss and High Efficiency
The transformer adopts 100% pure copper three-phase windings instead of aluminum windings, with lower internal resistivity and stronger conductivity. Combined with optimized three-phase flyback topology design, it significantly reduces no-load loss, load loss and operating temperature rise. Compared with traditional aluminum wire transformers of the same specification, the power transmission efficiency is increased by 3%-5%, effectively reducing long-term operating power consumption and operation cost for users.
4.2 Reliable Oil Cooling System, Strong Heat Dissipation Capacity
Equipped with a professional circulating oil cooling structure and high-dielectric-strength insulating oil, the internal circulating oil circuit is reasonably arranged to quickly conduct and dissipate the heat generated by the core and windings during operation. The ribbed radiator structure of the fuel tank optimizes air convection heat exchange, ensuring stable heat dissipation under full-load and long-term continuous operation. It can adapt to high-temperature outdoor environments and avoid equipment failure caused by overheating.
4.3 Stable Topology Structure, Strong Operational Reliability
The mature three-phase flyback topological structure realizes balanced output of three-phase voltage and current, effectively suppresses voltage fluctuation and harmonic interference. The overall compact integrated structure and tight pressure assembly process greatly enhance the ability to resist sudden short circuits and impact loads. The full-sealed fuel tank design isolates internal components from external dust, moisture and corrosive gases, avoiding internal insulation aging and oil deterioration, and extending the service life of the equipment.
4.4 Wide Environmental Adaptability and Low Maintenance
This oil-immersed power transformer can work stably in the temperature range of -20℃ to +45℃, and is suitable for outdoor open-air installation, dusty industrial sites and humid suburban environments. The full-sealed maintenance-free structure eliminates the need for frequent oil detection and replacement. It is equipped with standard pressure relief devices, oil level indicators and temperature gauges, which can real-time monitor operating status, reducing daily maintenance workload and later operation cost.
4.5 Safe and Compliant, Wide Matching Range
All products comply with international power equipment safety standards and grid access specifications, with perfect overvoltage, overcurrent and short-circuit protection performance. The 10kV high-voltage level and 50KVA rated capacity can perfectly match the power demand of small and medium power consumption units, supporting no-load voltage regulation and flexible grid connection, with high installation and use flexibility.
5. Frequently Asked Questions (FAQ)
Q1: What is the service life of the 10KV 50KVA copper winding oil-immersed transformer?
Under standard installation and normal operating conditions (rated load, regular status monitoring, no harsh corrosion environment), the service life of this three-phase oil-cooled transformer can reach 25-30 years. The pure copper winding has strong oxidation resistance and stability, and the full-sealed oil cooling system avoids insulation aging and oil pollution. Compared with aluminum winding transformers, it has longer service life and more stable long-term performance, which can meet the long-term power supply needs of power grids and industrial projects.
Q2: What are the differences between flyback topology oil-immersed transformer and ordinary power transformers?
Different from ordinary transformers with single voltage conversion function, this 10KV 50KVA transformer adopts three-phase flyback topology, which has more outstanding three-phase power balance control ability. It can effectively suppress grid harmonic interference, reduce voltage fluctuation during load switching, and has stronger anti-short-circuit and anti-impact load capacity. In addition, the professional oil cooling heat dissipation system has better continuous operation stability than ordinary dry-type transformers, and is more suitable for long-term uninterrupted power supply scenarios such as outdoor power grids and temporary engineering.
Q3: Does this oil-immersed transformer require daily maintenance? What are the key maintenance points?
This full-sealed oil-immersed power station transformer belongs to low-maintenance equipment and does not need frequent oil replacement and internal cleaning in daily use. The daily maintenance only needs to check three key points regularly: first, observe the oil level indicator to ensure the insulating oil is within the standard range; second, check whether the fuel tank and radiator have oil leakage or corrosion; third, monitor the operating temperature and voltage and current balance. Regular annual status inspection can ensure long-term stable operation of the equipment, with extremely low later maintenance cost.
