Specifications

• Motor Category
  General Severe Duty Motor
• Motor Phase
  3 ph
• Motor Horsepower
  20 hp
• Description Keyword
  20 hp
• Synchronous Rpm
  1800 rpm
• Motor Supply Voltage
  230/460 V
• Frame Size
  256T
• Enclosure Type
  TEFC (Totally Enclosed Fan Cooled)
• Frequency Rating
  60 Hz
• Duty Condition Type
  Continuous Duty
• Base RPM
  1770 rpm
• Full Load Current
  24.00 A
• Full Load Efficiency
  93.00 %
• Amps @ Voltage
  24.0 A @ 460 V; 48.0 A @ 230 V; 51.0 A @ 208 V
• Volts @ Frequency
  230 V @ 60 Hz; 460 V @ 60 Hz
• Shaft Diameter
  1.6250 in
• Overall Length C Dimension
  24.78 in
• Mounting Type
  Foot
• Service Factor
  1.15
• Frame Material
  Cast Iron
• Insulation Class
  F
• IP Rating
  55
• Standards Met
  CSA EEV, UR, CSA
• Harmonization Code
  8501.52.4000
• Weight
  303 lbs
• Applications
  Petro-chemical plants, mines, quarries, foundries, pulp and paper plants, waste management facilities, chemical plants, and other processing industry applications requiring protection against corrosion caused by severe environmental operating conditions.
• Additional Details
  Totally enclosed cast iron construction, Premium insulation system, Sealed frame fits, Gasketed conduit box, V-Ring shaft slinger, Stainless Steel nameplates, Corrosion resistant epoxy finish and Corrosion resistant hardware. Super-E® severe duty motors have NEMA Premium® efficiency, Class F insulation, 1.15 service factor and 3 year warranty. Positive lubrication system (PLS) on 250 frames and larger. Motors are marked for Division 2/Zone 2, Class I locations. Inverter Ready design with speed range and Inverter T. Code nameplate information, see chart on page 51 for specific motor information.
• Manufacturer Catalog
  Click here
• Manufacturer Product Page
  Click here
• UPC_NO
  781568289563
• Wiring Diagram
  Click here
• Instructional Video
  Click here
• Product Type
  Severe Duty Motors