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810007.00 Leeson Motor 20HP 1800RPM 256TC TEBC 230/460V 3 ph 256THTNA8070

810007.00 Inverter / Vector Duty Leeson Motors feature both C Face and sturdy base, balanced rotors and are UL Recognized and CSA Certified.

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    Leeson Model # 256THTNA8070

    810007.00 Leeson three phase inverter/vector duty motor feature normally closed thermostats and internal shaft grounding rings. They can be used for material handling, machine tools, conveyors, crane and hoist, metal processing, test stands, pumps, compressors, textile processing, and other industrial machinery needing variable speed operation. More features include:


    • Class H inverter insulation system
    • No blower needed
    • Constant torque operation from 0 to base RPM rating 
    • C face with rigid base
    • Cast Iron Construction
    • Totally enclosed enclosure
    • Precision balanced rotors
    • UL recognized and CSA certifed
    • 3 year warranty


    Engineering Data
    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    
    KW 14.9        
    Frame 256TC Serv. Factor 1.0 Phase 3
    Max Amb 40 Design INV Code N
    Insul Class H Protection NOT Therm.Prot.  
    Eff 100% 93.6 Eff 75% 93.6 PF 77
    UL Y-(LEESON UL REC) CSA Yes Bearing OPE 210
    CC Number EXEMPT CE Yes Bearing PE 309
    Load Type   Inverter Type   Speed Range 2.0 X BASE SPEED

    Motor Wt. 435 LB Enclosure TENV Lubrication VERIFY
    Nameplate   Mounting RIGID Rotation REV
    Assembly   Shaft Dia. 1-9/14 IN Ext. Diag. A-EE7308T-LE
    Cust Part No   Outline B-SS203953LE-1425 Ext. Diag2  
    Packaging B     Winding K2564267
    Carton Label       GROUP:
    Iris   Paint BLUE - LEESON (ENAMEL) Test Card