Trust Wajax | Delstar when it comes to rotor pole manufacturing and refurbishment

At Wajax | Delstar, whether we are manufacturing or refurbishing rotor poles, we always use the same strict quality control systems and the best industry practices to deliver an outstanding product, on time and on budget!


ROTOR POLE MANUFACTURING AND REFURBISHMENT


Wajax | Delstar is a trusted rotor pole manufacturer and refurbishing service in North America delivering quality rotor poles to turbine and electric motor manufacturers around the world.


COILS


  • Winding techniques that guarantee coil uniformity, prevent deformation and ensure dimensional control
  • Automated induction brazing
  • Dovetail or butt joints
  • Pre-impregnated insulation between turns
  • Precision coil clamping
  • Turn re-insulation

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LAMINATED CORE


  • Pressure assembly
  • Stamping or laser cutting of lamination sheets
  • Core insulation carried out under constant pressure for a perfect fit


POLE ASSEMBLY


  • Precise seating of the coil on the pole core
  • Fully automated bonding cycle
  • Bonding cycle report
  • Epoxy insulation painting

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QUALITY CONTROL


  • Shockwave test at temperature and pressure equivalent to the unit’s over speed
  • Dielectrical tests
  • Resistance and impedance test
  • Comprehensive dimensional inspection
  • Interpole terminal position verification


PACKAGING AND HANDLING


  • Each rotor pole is safely packaged and thoroughly identified
  • Individual spec sheet in each crate
  • Wood crate production if needed

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OFFERED SERVICES

  • Rotor poles winding
  • Interpoles winding
  • Interpoles manufacturing
  • Rotor poles manufacturing
  • Salient poles winding
  • Rotor poles refurbishment
  • Rotor poles re-insulation

  • Laminated cores manufacturing
  • Magnetic cores refurbishment
  • Edgewound poles manufacturing
  • Edgewound poles refurbishment
  • Class B insulation
  • Class H insulation
  • Connection bars manufacturing
  • Connectors manufacturing

WE DELIVER QUALITY AND WE DOCUMENT IT!

  • Bonding cycle report for each pole
  • Safe Asbestos disposal certificate
  • Electrical and dielectric test results for each pole
  • Complete dimensional integrity checks for each pole
  • Weighing of each pole