IRIS POWER

Stator core repair by electro etching

Published Jul 13th, 2023 IRMC 2023 - Osmo Koponen

Problem

  • Damages on the bottom of stator core slot, caused by forced removal of
    stuck stator winding bar. Damaged length approximately 40 cm.
  • ELCID measurement indicates a problem , possibly 5-10° C hot spot
  • I QUAD = 130 mA
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