Technical Resources

International standard providing guidance on interpretation of dissolved and free gases in transformer oil for condition assessment.

Technical reference explaining relative saturation (% RS) versus ppm and how to interpret moisture risk in transformer oil.

Business case and engineering best practices for proactive moisture management across the transformer fleet.

How proactive moisture management extends transformer life and supports sustainability goals across the asset fleet.

Why conventional oil filtration cannot remove moisture trapped in cellulose insulation, and what's actually required to dry a transformer.

Comparison of periodic drying interventions and continuous online dehydration approaches for sustained moisture control.

How modern transformer maintenance strategies are evolving from reactive interventions to predictive, condition-based management.

Technical comparison of periodic drying campaigns versus continuous in-service dehydration for transformer insulation health.

Field data from Calisto monitoring illustrating real-world moisture behaviour in transformer oil and cellulose insulation.

Why monitoring alone is not enough — the case for active moisture management in critical power transformers.

Understanding transformer aging as a chemical risk map driven by moisture, temperature and oxidation across insulation systems.

How elevated moisture in cellulose insulation triggers bubble formation under thermal stress and the dielectric risks that follow.

How oil leaks and pressure imbalances accelerate moisture ingress into transformers, and how to detect and mitigate the risk.

Engineering perspective on transformer stress and strain margins and how moisture management preserves remaining design life.