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US Motors | B20T1B | 20HP | 3600RPM | 7200RPM2 | 3PH | 60HZ | 256T | TEFC
VIN#: 1168972337
Qty on hand Qty on hand: Stock
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Catalog Number:B20T1B
Manufacturer:US Motors
RPM:3600 / 7200

Definite Purpose Three Phase Totally Enclosed Fan Cooled (TEFC) Hostile Duty, Inverter Duty 10:1 (6-60 Hz) Speed Range Variable Torque

Designed for conveyors, presses, hoists or other inverter powered applications having constant torque requirements.

  • Inverter Grade® Insulation System (Meets NEMA MG-1 Part 31)
  • Class F Thermostats (1/Phase), Premium Efficient, Special Balance
  • Cast Iron Frame (140: Rolled Steel), Cast Iron End Brackets
  • Corrosion Resistant Mill & Chemical Duty Paint
  • Stainless Steel Nameplate & Zinc Plated Hardware
  • Shaft Slinger On Pulley End For IP54 Protection
  • 40C Ambient, NEMA Design B Performance (4)
  • C Face, Footed 1-5 HP
  • Regreasable Bearings 250 Frame & Up, Lifting Provisions 180 Frame & Up
  • Double Shielded Bearings 140-360, Open On 400-440
  • Double Dip & Bake With Extra Bracing
  • Constant Speed Blower: 115V (140-180 Frame), 230/460V (210-440 Frame)
  • Class F Insulation, 1.15 S.F. On Sine Wave / 1.0 S.F. On PWM
  • Constant Horsepower To 90 Hz, Cast Iron Inner Bearing Caps (180 Frame & Up)
  • Conversion Kits: Cast Iron Conduit Box, C&D Flanges: See pages 401-414


  • 230/460 Blower Voltage

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