SD661

The SD661 motor is built in compliance with the requirements of API661 standard, by incorporating regreaseable roller bearings and cast-iron end cap son frames 210-360. These motors are used for heavy belt-driven air cooled heat exchangers in the petrochemical, energy and other similar industries.

Features

  • 1 – 75 Hp (0.75 – 56 kW)
  • NEMA frame 184 - 365
  • 460 and 575 volts
  • 4 and 6 pole
  • IP56
  • Inpro/Seal® bearing isolators are included on both ends
  • Bearings have automatic grease relief fitting to prevent over-greasing
  • Class I, Division 2 standard
  • Class II, Division 2 standard
  • C4 painting system
  • Durable cast iron frame design
  • Cast iron diagonally split oversized terminal box
  • Epoxy paint for corrosion resistance
  • Stainless steel nameplate for durability
  • Class F insulation, NEMA Class B temperature rise
  • Low vibration 0.06 IPS
  • Inverter duty per NEMA MG1 Part 31 (VT 20:1, CT 20:1 on 140 - 360 frame 4 & 6 pole, CT 4:1 on others)
  • 5 year warranty

Common applications

  • Air cooled heat exchangers

Common industries

  • Chemical, oil and gas
  • Petrochemical

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