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20HP LEESON 1780RPM 256TC TENV 3PH MOTOR 810007

LEESON Catalog Number:  810007.00
Description:  20HP,1780RPM,256TC,TENV,3PH,60HZ,INVERTER DUTY
Ship Weight:  435 lbs.

This LEESON Motor Can ONLY Ship Ground!
For expedited needs please contact our sales team for freight options.

APPLICATIONS: Designed for inverter or vector applications where up to 2000:1 constant torque speed range is required. Typical uses include, material handling, machine tools, conveyors, crane and hoist, metal processing, test stands, pumps, compressors, textile processing, and other industrial machinery installed in dusty or dirty environments.

FEATURES:

  • Call for Availability
  • Cast Iron Frame
  • Class H inverter-rated IRIS insulation system
  • Constant torque operation from 0 to base RPM rating on Vector Drives
  • Constant HP operation to twice base RPM rating for 143T-256T frame, 1.5 x base RPM for all other sizes
  • Designed for optimum performance with IGBT inverters - not for across-the-line starting
  • C-face with rigid base through 100HP
  • Normally closed thermostats (one per phase)
  • Continuous duty at 40*C ambient
  • 1.0 Service Factor (Class "B" rise on TEBC motors)
  • Premium quality, cast iron frame and endbells
  • 284T and larger are blower cooled with a separately powered three-phase blower motor to provide added cooling at low speeds
  • Ball bearings (Roller bearings available 360-frame and larger)
  • Field convertible to F2 mounting
  • Encoder provisions included on opposite drive end
  • Three year warranty
  • Meets NEMA MG1, parts 30 & 31
Volts 230 Volts 460 Volts  
F.L. Amps 52 F.L. Amps 26 F.L. Amps  
S. F Amps   S. F Amps   S. F Amps  
RPM 1800 Hertz 60    
HP 20 Duty CONTINUOUS TYPE TN
KW 14.92 Model # 256THTNA8070BD    
Frame 256TC Serv. Factor 1.0 Phase 3
Max Amb 40 Design A Code N
Insul Class H Protection NOT Therm.Prot.  
Eff 100% 93.6 Eff 75%   PF 77
UL Y-(LEESON UL REC) CSA Yes Bearing OPE 210
CC Number EXEMPT CE Yes Bearing PE 309
Load Type   Inverter Type NONE Speed Range 2.0 X BASE SPEED
Motor Wt. 435 LB Enclosure TENV Lubrication STANDARD
Nameplate   Mounting RIGID Rotation REV
20HP LEESON 1780RPM 256TC TENV 3PH MOTOR 810007
Click Image to Enlarge
Manufacturer Part Number: 810007.00
Stock # 810007

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