ENPAY Transformer Components
Online published on 9 December, 2013.
This paper presents some laboratory test results of new pressboards taken from production unit and service-aged pressboards taken from a failed power transformer after 27 years’ service. Furthermore, presents relation between the pressboard and transformer oil.
Pressboard, Laminated Pressboard, Transformer Oil, Degree of Polymerization, Ash Content, Conductivity, Dielectric Dissipation Factor, Acidity, Interfacial Tension Test
