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Mechanical Seals and Seal Support Systems

Bearing Isolators - Bearing Gard with Electrical Grounding

About this product

The growing population of Variable Frequency Drives (VFDs) as motor controllers has revealed electrical grounding through the bearings to be a major cause of premature motor failure. The Bearing Gard with electrical grounding is specifically designed to prevent motor failure from electrical fluting and contamination ingress.

Features and Benefits

  • Bearing Gard technology provides superior static and dynamic protection against contamination ingress
  • AEGIS bearing protection ring utilizes Electron Transport Technology and conductive microfibers to provide the most reliable current diversion technology
  • Prevents electrical discharge damage, including fluting in bearings
  • Protects against lubrication breakdown due to electrical arcing and contamination
  • Standard design accommodates axial shaft movement of 0.63 mm (0.025 in) TIR

Specifications

  • Rotor:
    • Bronze
  • Stator:
    • Bronze
  • O-rings:
    • Fluoelastomer
  • Bearing Lubrication:
    • Grease
    • Dry lubrication
  • Shaft Size:
    • 23 – 152 mm (0.875 to 6.000″)
  • Housing bore:
    • 20 – 50 mm (0.750 – 2.000″) over shaft diameter
  • Lengths:
    • Standard
    • Slimline
  • Speed:
    • up to 5000 rpm
  • Maximum axial movement:
    • 0.63 mm (0.025″) TIR
  • Maximum radial runout:
    • 0.13 mm (0.005″) TIR
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