Application The REXON ZYD-10000 Fully Automatic Transformer Oil Treatment Plant is an advanced vacuum oil filtration and purification system specially designed for both mineral transformer oil and natural ester insulating oil (FR3 oil). It is widely used in power plants, substations, transformer repair centres, and all fields of high-voltage equipment maintenance to perform on-site filtration, dehydration, and degassing of transformer oils. For mineral insulating oils, the