Failure Triggered Insulator Replacement & Inspection Program
The mechanical failure of an I-string insulator on a 500 kV line in southern China was not linked with a manufacturing defect but rather to erosion of the silicone sheath due to intense corona discharges. Read More >
Development of Polymeric Insulation for Today’s Network Requirements
Development of today's polymer insulators required decades of service experience as well as several generations of products before the technology could finally be viewed as offering equal reliability to toughened glass or porcelain. Read More >