Specifications

• Motor Phase
  3 ph
• Motor Horsepower
  20 hp
• Country of Origin
  MEX
• Synchronous Rpm
  1800 rpm
• Motor Supply Voltage
  190/380//208-230/460 V
• Frame Size
  256TC
• Enclosure Type
  TEFC (Totally Enclosed Fan Cooled)
• Frequency Rating
  50/60 Hz
• Base RPM
  1460 rpm - 1770 rpm
• Duty Condition Type
  Continuous Duty
• Mounting Type
  Horizontal / Footless
• Full Load Efficiency
  93.0 %
• Motor Poles
  4
• Description
  U.S. Motors® brand CORRO-DUTY® Motors are considered one of the toughest - built to withstand a variety of severe duty applications. These Motors are rated Class B rise at 1.0 service factor and Class F rise at 1.15 service factor with full Class F or better insulating materials. The CORRO-DUTY® motor has an all cast-iron frame, conduit box, fan cover, bearing caps and end shields. These features, along with paint and oxide primer, help protect the motor from external damage in corrosive and harsh environments. Internal protection helps extend the thermal and mechanical life of the motor.
• Description Keyword
  20 hp
• Overall Length C Dimension
  26.3 in
• NEMA Design Class
  B
• Service Factor
  1.15
• Frame Material
  Cast Iron
• Insulation Class
  F
• Standards Met
  EE, NEMA Premium
• Weight
  340 lbs
• Harmonization Code
  8501.52.4000
• Manufacturer Upc Number
  786382107161
• UPC_NO
  786382107161
• Manufacturer Product Page
  Click here
• Model
  DW81
• Motor Category
  Corrosive Duty Motor
• Wiring Diagram
  Click here
• 2D Drawing
  Click here
• Max Allowable Current
  23.5 A, 29.3 A, 47 to 52 A, 59 A
• Product Types
  AC Motors
• Torque
  59.3 ft-lbs
• Opposite Drive End Bearing
  6309-J/C3
• Product Type
  General Purpose Motors