Description
Technical Parameters
Henan GNEE Electric Co., Ltd. is one of the leading manufacturers and suppliers of 315 kva oil filled distribution transformer in China, also supports customized service with low price. Welcome to buy discount 315 kva oil filled distribution transformer for sale here from our factory. If you have any enquiry about pricelist, please feel free to email us.
Product introduction
The oil distribution transformer is a medium-to-high-capacity electrical device designed to distribute power efficiently in urban grids, industrial sites, and commercial complexes. It utilizes insulating oil (typically mineral or ester) as both a coolant and dielectric medium, ensuring optimal heat dissipation and electrical insulation. The core, constructed from low-loss silicon steel laminations, minimizes energy waste during power transfer. Its windings, made of high-conductivity copper, support three-phase power distribution with stable voltage regulation via tap changers. The rugged oil tank, often with corrugated fins for natural cooling, protects internal components while allowing thermal expansion. Ideal for continuous operation in moderate to heavy loads, this oil type distribution transformer meets international standards (e.g., IEC 60076), offers reliable short-circuit resistance, and balances durability with cost-effectiveness for long-term grid stability.
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Scope of Supply
Product: oil filled transformer
Voltage level: up to 11 kV
Rating level: up to 2500 kVA
The oil immersed distribution transformer can be designed according to customer's requirements
oil type distribution transformer parameter
Rated Voltage: 10(10.5), 11, 6.6, 6.3, 6 kV
Rated Low Voltage: 0.4 kV
Connection Group: Dyn11 or Yyn0
Tap - changing Range: ±2×2.5%
General Assembly Drawing
Applications of 315 kVA Oil Filled Distribution Transformer
A 315 kVA oil filled distribution transformer is widely used in medium-voltage power distribution systems across diverse sectors:
Urban and Rural Power Grids
Integrates into primary/secondary distribution networks to step down voltage for residential, commercial, and industrial consumers. They support stable power supply in neighborhoods, small towns, and rural areas with moderate load demands.
Industrial Facilities
The oil type distribution transformers power manufacturing plants, workshops, and factories for machinery, equipment, and process systems. They are suitable for industries like textiles, food processing, and light engineering requiring reliable 3-phase power.
Commercial and Institutional Buildings
Serves shopping malls, office complexes, hospitals, and schools to meet high-power demands for lighting, HVAC, elevators, and critical systems. They ensure consistent power quality for sensitive electronics and uninterrupted operations.
Renewable Energy Integration
Supports microgrids or hybrid systems by connecting solar/wind farms to distribution networks, enabling efficient energy transfer and grid stability.
Agricultural and Rural Infrastructure
The oil distribution transformers power irrigation systems, agricultural machinery, and rural electrification projects, enhancing productivity in farming and remote communities.
Temporary or Mobile Setups
Used in construction sites, temporary event venues, or disaster-relief operations where reliable on-site power is needed.
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Packing and Delivery
FAQ
Q: What is ester oil in transformers?
A: Ester oil in transformers is a biodegradable insulating and cooling fluid, offering higher fire resistance and environmental safety than traditional mineral oil.
Q: What is an oil-filled transformer?
A: An oil-filled transformer is an electrical device that uses insulating oil (like mineral or ester oil) as both a coolant and dielectric medium. The oil helps dissipate heat generated during operation and prevents electrical arcing between components, ensuring safe and efficient power transfer between voltage levels. It is widely used in power grids, industries, and commercial settings for its reliability and thermal performance.
Q: What kind of oil is used in transformers?
A: Transformer oils mainly include three types:
Mineral Oil: Derived from petroleum, it offers good insulation and heat dissipation but is flammable and non-biodegradable.
Synthetic Oil (e.g., Silicone Oil): Chemically produced, it is heat-resistant, non-flammable, and used in high-temperature or fire-sensitive environments.
Ester Oil (Natural/Synthetic): Extracted from plants or chemically synthesized, it has low flammability, biodegradability, and is eco-friendly, suitable for indoor use or ecologically sensitive areas.
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