Transformer oil and insulating oil tests.

Sapphire HVLV provides transformer oil and insulating oil analysis and testing on a nationwide basis. The laboratories test for transformer oil purity, quality, and chemical composition. Transformer oil test methods include Wearcheck and other recognized transformer oil analysis testing procedures. Specific transformer oil test method availability will vary depending upon location. Please contact Sapphire HVLV for more information.

Routine testing of transformer oils and insulating oils on a regular schedule is an accepted industry practice. General and physical tests are suggested twice a year, dissolved gas analysis once a year, and Furan testing every 2 years for transformers in operation at least 5 years. Samples are easily shipped to Sapphire HVLV for transformer oil analysis.