Two power transformers are installed outside the industrial plant

Power Transformer Sizing: How to Choose the Right Transformer Capacity for Your Project

In power distribution system design, power transformer sizing is one of the most critical decisions made during the early planning stage. While it does not directly generate revenue, it has a long-term impact on system reliability, energy efficiency, operating costs, and future expansion capability. At Wondon, one of the most common questions we receive from…

transformer oil testing

Transformer Oil Testing: Complete Guide for Power Transformers

In large substations and power plants, transformer oil testing is a critical process to ensure the safe and efficient operation of transformers. As a professional maintenance engineer at an engineering contractor, electrical company, or substation, you need to regularly assess oil quality to prevent equipment failures and extend transformer service life. Wondon specializes in the…