Specifications

• Motor Category
  IEEE 841 Motor
• Motor Phase
  3 ph
• Motor Horsepower
  20 hp
• Description Keyword
  20 hp
• Synchronous Rpm
  1800 rpm
• Motor Supply Voltage
  460 V
• Frame Size
  256T
• Enclosure Type
  TEFC (Totally Enclosed Fan Cooled)
• Frequency Rating
  60 Hz
• Duty Condition Type
  Continuous Duty
• Base RPM
  1760 rpm
• Full Load Current
  23.10 A
• Full Load Efficiency
  93.00 %
• Amps @ Voltage
  23.1 A @ 460 V
• Volts @ Frequency
  460 V @ 60 Hz
• Shaft Diameter
  1.6250 in
• Overall Length C Dimension
  24.88 in
• Mounting Type
  Foot
• Service Factor
  1.15
• Frame Material
  Cast Iron
• Insulation Class
  F
• IP Rating
  56
• Standards Met
  CSA EEV, UR, CSA
• Harmonization Code
  8501.52.4000
• Weight
  364 lbs
• Applications
  Petroleum, chemical and other industries with belt driven heat exchangers requiring premium efficient motors designed to API 661 standards of 40,000 hours bearing life.
• Additional Details
  Meets and/or exceeds all the requirements of IEEE Std. 841-2009 with the exception of Mobilith Grease which is required for best performance of the Roller Bearing design. Standard features include vertical lifting provisions for shaft up and shaft down mounting, cast iron construction, Inpro Seals on both end of the motor, Positive Lubrication System, NEMA Premium efficiency, Stainless Steel nameplates, Corrosion resistant epoxy finish, Class F insulation with a Class B temperature Rise, 1.15 service factor and 5 year warranty. Final test and vibration results provided with motor. Motors are marked for Div.2/Zone 2, Class I locations and are designed to meet 200° C @ 1.0 Service Factor. 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
  781568463901
• Wiring Diagram
  Click here
• Instructional Video
  Click here
• Product Type
  Severe Duty Motors