Transformer types are shown in the following Transformer pictures. The hollow bushing is a main part of Transformer, and this type insulator can be wet porcelain material or silicone rubber material.

Transformer types and Transformer pictures:

Relative Articles:
◆Railroad insulators
◆Pollution, Creepage Distance, porcelain or Composite Insulators
◆Baroda bushing & insulator
◆High voltage pin insulator drawings and specifications
◆Spool insulator drawings and specifications