Ultrasonic Corona and Arcing Detector




Insulation failures are an important factor affecting efficiency and lifetime. ULD-40™ Ultrasonic Corona and Arc Locator is the solution partner used in preventive maintenance work to locate corona discharges in electrical equipment. ULD-40™ allows the emitted high frequency sounds to be captured and translated into the audible range.

  • Detection and positioning of corona discharge in electrical equipment
  • Compact design and easy operation
  • Measurement of corona discharges up to 96 dB
  • Internal battery for measurements up to 4 hours