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Insulation Resistance

Continuous “Hands Off” Insulation Resistance Testing of Critical Motors

May 8, 2019

For decades, plant personnel have performed insulation resistance tests with handheld megohmmeters to prevent motor failures that lead to costly unplanned shutdowns, penalties and re-winding repairs. However, these tests only provide a “snapshot” of motor health.  In a matter of only a few days, motor windings and cables that are exposed to moisture, chemicals, contaminants…