The formulation design, processing characteristic and material choice of winding without filling in epoxy resin cast dry-type transformer are introduced. The warnings in cast process are presented.
Epoxy cast dry-type distribution transformer high-voltage coil sealed by epoxy resin casting, using epoxy resin performance, cracking, high temperature, high mechanical strength, long life.
The structure and performance of core and winding in SC9 series resin cast dry-type transformer is introduced. Its ability of withstanding impulse and short circuit is analysed emphatically.