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Dual-Core Loss Reduction and Stable Power Supply: The Innovative 35kV Oil-Immersed Double-Split Transformer

2026-03-13


 

The power industry has long faced the triple pressures of low power supply reliability, high line losses, and high maintenance costs. Users are often troubled by single transformer failures, leading to widespread power outages and difficulties in capacity expansion. To address this core pain point, our innovative 35kV Oil-Immersed Transformer utilizes a double-split winding design, fundamentally improving system redundancy and flexibility. Its high-voltage side connects to the 35kV grid, and its dual low-voltage windings can independently supply power to different bus sections or load groups, significantly reducing the risk of single points of failure, easily adapting to increasing load demands, and seamlessly connecting to downstream high and low voltage distribution cabinets. Practical applications have proven that this solution significantly reduces unplanned outages and significantly improves system availability.

 

This transformer is designed for harsh environments. Its robust sealed oil tank and high-quality insulating oil provide excellent heat dissipation and insulation protection, withstanding harsh weather and electrical shocks. Its unique axial double-split structure ensures high impedance matching between the two low-voltage windings, effectively limiting short-circuit currents and protecting switchgear safety. Its compact design is particularly suitable for space-constrained box-type substations or for upgrading power distribution centers in industrial and mining enterprises.

 

Core Values and Features:

Dual-Core Security: Independent low-voltage split windings provide mutual backup, doubling power supply reliability.

 

Three-Dimensional Loss Reduction: Optimized magnetic circuits and low-loss silicon steel laminations reduce both no-load and loaded losses, resulting in outstanding lifecycle cost advantages.

 

Smart Ready: Reserved online temperature and gas monitoring interfaces enable easy integration into smart grid management systems.

 

Tip:

Clarify the load distribution strategy for the dual-split windings during early planning to maximize their flexibility.

 

Regular oil chromatography analysis is a key tool for predicting potential internal faults.