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LM21886 – Leeson 50 HP Automotive Duty Motor, 3 phase, 3600 RPM, 460 V, 365USC Frame, TEFC – LM21886

LM21886 – Leeson 50 HP Automotive Duty Motor, 3 phase, 3600 RPM, 460 V, 365USC Frame, TEFC – LM21886

LM21886 Leeson Automotive Duty Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

  • Meets NEMA U-Frame dimensional and performance standards
  • Meets or exceeds General Motors GM-7EH and -7EQ, Ford EM1, and Chrysler NPEM-100 specifications
  • Full cast iron construction – all frame sizes
  • Oversized, cast iron terminal box with threaded conduit holes
  • NEMA Design B Performance
  • Continuous Duty
  • Inverter-Rated
  • Premium Class F Insulation System

Leeson Motors
Regal Beloit

Description

LM21886 – Leeson 50 HP Automotive Duty Motor, 3 phase, 3600 RPM, 460 V, 365USC Frame, TEFC – LM21886

LM21886 Leeson Automotive Duty Motors

Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.

General Specifications

UPC: 691720023839 Weight: 0 LB
Packaged Length: 37.88 IN Packaged Width: 31.88 IN
Packaged Height: 27.01 IN

Nameplate Specifications

Output HP: 50 Hp Output KW: 37.0 kW
Frequency: 60 Hz Voltage: 460 V
Current: 56.0 A Speed: 3560 rpm
Service Factor: 1 Phase: 3
Efficiency: 94.1 % Power Factor: 89
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 365USC Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 65 °C
Drive End Bearing Size: 6312 Opp Drive End Bearing Size: 6312
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 2 Rotation: Reversible
Resistance Main: .105 Ohms Mounting: Rigid base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: US Overall Length: 30.38 in
Frame Length: 14.50 in Shaft Diameter: 1.875 in
Shaft Extension: 3.5 in Assembly/Box Mounting: F1/F2 CAPABLE

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
Break-Down 225.00 402.0 200.00 270.0 3,350 68.0 50.00
No Load 14.00 25.0 0.00 0.0 3,600 50.00
Full Load 56.00 100.0 74.00 100.0 3,560 50.00
1/3 350.00 625.0 90.00 122.0 1,200 50.00
2/3 275.00 491.0 110.00 149.0 2,700 50.00
Locked-Rotor 360.00 643.0 110.00 149.0 0 26.0 50.00
Pull-Up 325.00 580.0 95.00 128.0 1,800 50.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 14.00 19.50 30.00 42.50 56.00 64.00 70.00
Rated Output (KW) 1.00 10.50 20.00 29.80 39.60 45.50 50.00
Efficiency (%) 0.0 90.2 93.6 94.1 94.1 94.1 93.6
Power Factor (%) 7.0 66.0 82.0 87.0 89.0 89.5 89.5
Speed (RPM) 3,600 3,590 3,580 3,570 3,560 3,552 3,545
Temp. Rise @ FL 0.0 0.0 0.0 0.0 55.0 75.0 0.0
Torque (ft-lbs) 0.00 18.50 37.00 55.50 74.00 85.00 92.50

Leeson Motors
Regal Beloit