Marathon 0.75 HP Variable Speed Motor, 3 phase, 1800 RPM, 575 V, 56C Frame, TEFC - Y363

Catalog #:Y363
Part #:056H17F2015
  • Designed to replace PMDC motors (when used with a VFD)
  • Constant horsepower to twice base speed (RPM)
  • Class H insulation with CR200 magnet wire
  • Eliminates brush and commutator maintenance
  • Continuous duty at 40°C ambient
  • Top mounted conduit box as found on PMDC motors
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Weight:22.00 LB
List Price: $671.00

General Specifications

UPC: 722856024244 Weight: 22.00 LB
Packaged Length: 12.44 IN Packaged Width: 9.13 IN
Packaged Height: 8.06 IN

Nameplate Specifications

Output HP: 0.75 Hp Output KW: 0.56 kW
Frequency: 60 Hz Voltage: 575 V
Current: 1.1 A Speed: 1725 rpm
Service Factor: 1 Phase: 3
Efficiency: 75.5 % Power Factor: 70.5
Duty: Continuous Insulation Class: H
Design Code: INV KVA Code: L
Frame: 56C Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6203 Opp Drive End Bearing Size: 6203
UL: Recognized CSA: Y
CE: Y IP Code: 43

Technical Specifications

Electrical Type: Squirrel Cage Inverter Duty Starting Method: Inverter Only
Poles: 4 Rotation: Reversible
Resistance Main: 23 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Rolled Steel
Shaft Type: NEMA 56 Overall Length: 11.19 in
Frame Length: 6.25 in Shaft Diameter: 0.625 in
Shaft Extension: 2.06 in Assembly/Box Mounting: F3

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (ft-lbs) (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
Pull-Up 7.60 543.0 8.40 368.0 600 0.75
Full Load 1.40 100.0 2.28 100.0 1,725 0.75
Break-Down 6.20 443.0 9.50 417.0 1,105 0.75
2/3 6.60 471.0 9.00 395.0 800 0.75
1/3 8.60 614.0 7.70 338.0 230 0.75
Locked-Rotor 9.00 643.0 8.50 373.0 0 75.0 0.75
No Load 0.97 69.0 0.00 0.0 1,800 0.75

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 125 % 150 % 200 %
Current (Amps) 0.78 0.80 0.88 0.96 1.12 1.28 0.00 0.00
Rated Output (KW) 0.14 0.27 0.42 0.58 0.74 0.92 0.00 0.00
Efficiency (%) 0.0 52.0 67.0 73.0 75.5 76.5 0.0 0.0
Power Factor (%) 18.0 34.5 49.5 62.0 70.5 77.5 0.0 0.0
Speed (RPM) 1,800 1,782 1,765 1,750 1,725 1,700 0 0
Temp. Rise @ FL 0.0 0.0 0.0 0.0 65.0 0.0 0.0 0.0
Torque (ft-lbs) 0.00 0.55 1.10 1.70 2.28 2.90 0.00 0.00
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