Cylinders, Supports & Lead Insulation

Insulating Protective Covers

Also known as: Transformer Insulation Covers

Insulating protective covers are used to cover metal protrusions and other local structures inside transformers. They provide an insulation barrier and help reduce electric-field concentration and discharge risk.

Dimensions, materials, tolerances and testing requirements are confirmed according to customer drawings and order specifications.

Key functions and options

  • Covers local metal protrusions
  • Rounded molded profiles
  • Custom opening and wall geometry
  • Supports local electric-field control

Typical applications

  • Metal protrusion insulation
  • Internal transformer protection
  • Local high-field areas
Quotation preparation

Information to include with your RFQ

  • Component drawing
  • Internal dimensions
  • Wall thickness and radius
  • Quantity

For custom parts, a dimensioned drawing is the most reliable starting point. Drawings can be emailed to sales@boreviax.com.

Dimensional inspection of transformer insulation components