Oil sampling in the insulator must be carried out according to the manufacturer’s specifications:

  • using appropriate procedures for the purpose and specific sampling devices
  • using staff with specific skills and training
  • relying on operators able to demonstrate an extensive application case history and able to certify interventions carried out with quality assurance (ISO 9001)

Supplementary information

Diagnostics of HV bushings through oil sampling and analysis

Date: November 2017
From: Transformers Magazine Special Edition on Bushings
Language: English
Author: Sea Marconi