Hydrophobicity testing of an RTV-coated ceramic post insulator for a HDVC reactor - shows water droplets on an insulator surface

Report

RTV-coated ceramic post insulators for HVDC reactors: what the qualification data shows

Learn about the design, manufacturing, and homologation steps of RTV-coated C8-2550 ceramic post insulators for a 500 kV HVDC air-core dry-type reactor support. This paper was presented at the 2025 INMR World Congress, Panama City, Panama.

Markku Ruokanen, Group Quality and R&D Director , ITG

Report

Comparative testing of high creepage versus resistive glaze porcelain for contaminated environments

Report

Field Aging Behavior of Long Rods Analyzed According to Cigré TB 306

Report

Porcelain Insulators Under Cycle Loading

Video

Optimized Insulator Design Part 1 – Enhancing Pollution Performance

In this video, Expert Contributor Christoph Purucker explores the benefits of insulator design optimisation for boosting reliability while reducing maintenance and long-term costs.

Video

Optimized Insulator Design Part 2 – Reducing Cost of Ownership

Report

Challenges in Insulator Design for Overhead Transmission Lines (OHTLs)

Video

Going Full Circle – Why Porcelain Insulators are Making a Comeback in Asia

Report

Enhancing Insulator Pollution Performance and Longevity with RTV Coating

Case Study

Development of the World’s Lightest & Slimmest 380 kV Porcelain Long Rod Insulators for Ultra-High Pollution Environments

Video

Calculating Insulator Lifecycle Cost

man looking at transmission tower as he evaluates sustainability of insulator

Report

Comparing the Sustainability and Energy Consumption of Glass, Porcelain, and Composite High Voltage Grid Insulators

The Grid Link

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