Marathon 7.50 HP General Purpose Motor, 3 phase, 1200 RPM, 575 V, 254T Frame, ODP - U282

Catalog #:U282
Part #:254TTDC6079
  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • Motor will accept a C-face kit
  • 12 Leads for WYE-DELTA, part winding on low voltage, or across-the-line starting
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Weight:294.00 LB
List Price: $2,498.00

General Specifications

UPC: 722856012852 Weight: 294.00 LB
Packaged Length: 27 IN Packaged Width: 20.5 IN
Packaged Height: 18 IN

Nameplate Specifications

Output HP: 7.50 Hp Output KW: 5.6 kW
Frequency: 60 Hz Voltage: 575 V
Current: 9.0 A Speed: 1187 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 92.4 % Power Factor: 68
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: G
Frame: 254T Enclosure: Drip Proof
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6309 Opp Drive End Bearing Size: 6208
UL: Recognized CSA: Y
CE: Y IP Code: 22

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Line Or Inverter
Poles: 6 Rotation: Reversible
Mounting: Rigid Base Motor Orientation: Horizontal
Drive End Bearing: Ball Opp Drive End Bearing: Ball
Frame Material: Cast Iron Shaft Type: T
Overall Length: 20.94 in Shaft Diameter: 1.625 in
Shaft Extension: 4.25 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)
Full Load 8.50 100.0 33.20 100.0 1,185 72.0 7.50
Locked-Rotor 50.00 588.0 56.00 168.0 0 32.0 7.50
Break-Down 32.00 376.0 101.00 304.0 1,130 63.0 7.50
Pull-Up 47.50 558.0 47.50 143.0 600 7.50

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 4.30 4.70 5.70 7.00 8.50 9.50 10.00
Rated Output (KW) 0.24 1.70 3.10 4.60 6.10 7.00 7.60
Efficiency (%) 0.0 84.0 89.5 91.0 91.7 91.0 91.0
Power Factor (%) 5.5 35.5 55.0 66.0 72.0 74.0 75.0
Speed (RPM) 1,200 1,197 1,193 1,190 1,185 1,184 1,183
Temp. Rise @ FL 38.0 52.0
Torque (ft-lbs) 0.00 8.20 16.50 24.80 33.20 38.30 41.70
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