Transformer for Refinery Power System is applied in refinery electrical networks that supply pumps, compressors, heaters, control systems, lighting, substations, and auxiliary production units. Refineries have complex power demand and require equipment that can operate reliably under continuous load. Transformer for Refinery Power System may use oil immersed or dry type construction, customized capacity, medium voltage configuration, low-loss core, reinforced insulation, cooling system, and protection accessories for refinery power distribution.