Specifications

• Motor Category
  Close Coupled Pump Motor
• Motor Phase
  3 ph
• Motor Horsepower
  20 hp
• Synchronous Rpm
  1800 rpm
• Motor Supply Voltage
  230/460 V
• Frame Size
  256JM
• Enclosure Type
  TEFC (Totally Enclosed Fan Cooled)
• Frequency Rating
  60 Hz
• Duty Condition Type
  Continuous Duty
• Full Load Efficiency
  93.00 %
• Amps @ Voltage
  51.0 A @ 208 V; 48.0 A @ 230 V; 24.0 A @ 460 V
• Base RPM
  1770 rpm
• Volts @ Frequency
  230 V @ 60 Hz; 460 V @ 60 Hz
• Standards Met
  CSA EEV, UR, CSA
• Shaft Diameter
  1.2500 in
• Overall Length C Dimension
  25.30 in
• Service Factor
  1.15
• Frame Material
  Cast Iron
• Insulation Class
  H
• Harmonization Code
  8501.52.4000
• Weight
  308 lbs
• Applications
  Commercial and industrial pump motor applications where adjustable speed drives are utilized.
• Additional Details
  Class H insulated motor with AEGIS® bearing protection ring installed internally. Oversized ball bearings with locked drive end construction to minimize endplay.
• UPC_NO
  781568664520
• Manufacturer Catalog
  Click here
• Manufacturer Product Page
  Click here
• Wiring Diagram
  Click here
• Instructional Video
  Click here
• Description Keyword
  20 hp
• Mounting Type
  C-Face / Foot Mounted
• Product Type
  Pump Motors