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Super-E motor with Baldor-Reliance shaft grounding brush

For an off the shelf solution, to meet an HVAC specification for new construction, or if replacing a motor that has fallen victim to bearing fluting due to shaft currents, Baldor-Reliance Shaft Grounding motors will ensure a long smooth service life. Baldor-Reliance Shaft Grounding motors feature bearing current mitigation devices mounted internally, shielding them from dust and other contaminating elements.

Features

  • 1 – 50 hp
  • 143T – 326T NEMA frame
  • Three-phase (foot mounted and C-Face)
  • 208-230/460, 230/460 and 575 volt
  • Available in TEFC (IP44) or ODP (IP22) construction 
  • Internal Baldor-Reliance® shaft grounding brush for bearing current mitigation on DE retainer ring
  • Compact, rugged, spring loaded carbon brush
  • Class H insulation for increased protection on inverter-use – meets NEMA MG1 Part 31.4.4.2
  • 1.15 service factor with Class B temperature rise at rated horsepower (sine wave)
  • Variety of 2, 4 and 6 pole designs
  • Regreasable ball-bearings with Mobil Polyrex® EM grease
  • Dynamically balanced rotors for reduced vibration and quiet operation
  • Suitable for mounting in any position
  • All models are Super-E® designs which meet or exceed NEMA Premium® efficiencies
  • Designed for longevity with 3 year warranty
  • Can be installed on most motors through our Mod-Express® Centers

Common industries

  • Commercial buildings
  • Schools and Universities
  • Hospitality
  • Healthcare
  • Public meeting arenas
  • Data Centers
  • Water treatment

Common applications

  • HVAC air handling units
  • Fan array
  • Exhaust air systems
  • CRAC (computer room air conditioning)
  • Cooling towers
  • Condensers
  • Pumps
  • Compressors
  • Other variable speed applications