Oil Immersed Transformer Improves Power Distribution Stability With Precision Technology
Reviewed by the Fengguang engineering team · Last updated 17 Sep 2026
The long-term reliable operation of power distribution systems relies on robust oil immersed transformers. Jiangsu Fengguang Oil Immersed Transformer adopts precise winding compaction and curing technology. After coil winding, special tooling is used for uniform pressure application. The winding compaction tolerance is controlled to ±0.15 mm, followed by segmented constant temperature heating and curing. The wire cakes and insulating pads are bonded into a rigid whole to avoid winding loosening and deformation and strengthen the coil's ability to resist short-circuit impact.
Stable winding structure is the key for transformers to withstand short-circuit faults. This process firmly locks the coil structure and reduces the risk of equipment damage under sudden current impact. After the whole machine assembly, multiple tests including voltage resistance, load loss and temperature rise are carried out in the quality inspection laboratory. Multiple inspection links control product quality to ensure all indicators of finished products meet standards.
This oil immersed transformer features solid structure. It can adapt to complex power distribution conditions such as urban and rural power grids, industrial and mining plants, and field infrastructure. It can stably complete voltage conversion and power transmission for outdoor power grid renovation and factory internal power distribution construction, providing continuous and Reliable Power Supply for various power consumption scenarios.
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