Diamond Coils

We provide diamond coils to any size, requirement, and specification for High Voltage Motor.

Insulation Class F or H manufactured from Mica paper laminates impregnated with synthetic Epoxies/Silicone Resins for up to 11kV motor. Diamond coils can be produced with hot-press fully cured cells or soft coils designed for Vacuum Pressure Impregnation, and Standard Varnish Impregnation.

Insulation Systems:

  • Hot Pressed Resin Rich / Hard Coil
  • Vacuum Pressure Impregnation (VPI) / Soft Coil
  • Customer Specified Design

Corona Discharge Protection:

  • Corona Shield Tape / Conductive
  • Stress Grading Tape / Semi Conductive

Quality / Testing & Inspection:

IEEE and BS EN Standards, such as IEEE 522, IEEE 95, IEEE 286, BS EN 60034 and BS EN 50209 are used in our testing facility. We offer the following testing procedures:

  • Turn-to-Turn test
  • High Potential test
  • Tan-Delta / Tip-Up test
  • Inter-Strand test