Marathon 25 HP General Purpose Motor, 3 phase, 900 RPM, 230/460 V, 326T Frame, ODP - H191A

Catalog #:H191A
Part #:326TTDR14105
  • EISA compliant efficiencies, as noted
  • Ball bearings (except where noted )
  • NEMA Service Factors
  • Will accept C-Face Kits, see Accessories Section (except as noted)
  • UL Recognized and CSA Certified
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General Specifications

UPC: 722856011107 Weight: 469.00 LB
Packaged Length: 32.62 IN Packaged Width: 23.62 IN
Packaged Height: 22.17 IN

Nameplate Specifications

Output HP: 25 Hp Output KW: 18.7 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 73.0/36.5 A Speed: 880 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 90.2 % Power Factor: 71
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: F
Frame: 326T Enclosure: Drip Proof
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6312 Opp Drive End Bearing Size: 6311
UL: Recognized CSA: Y
CE: Y IP Code: 22

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Across The Line
Poles: 8 Rotation: Reversible
Resistance Main: .32 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Rolled Steel
Shaft Type: T Overall Length: 28.50 in
Frame Length: 15.00 in Shaft Diameter: 2.125 in
Shaft Extension: 5.5 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)
No Load 19.00 52.0 0.00 0.0 900 25.00
1/3 150.00 411.0 175.00 117.0 300 25.00
Locked-Rotor 160.00 438.0 195.00 130.0 0 31.0 25.00
Pull-Up 135.00 370.0 175.00 117.0 450 25.00
2/3 115.00 315.0 190.00 127.0 600 25.00
Break-Down 95.00 260.0 300.00 200.0 825 61.0 25.00
Full Load 36.50 100.0 150.00 100.0 880 25.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 19.00 20.50 24.00 29.50 36.50 41.50 45.00
Rated Output (KW) 1.00 5.50 10.50 15.50 21.00 24.00 26.50
Efficiency (%) 0.0 85.0 89.5 90.2 90.2 89.5 88.5
Power Factor (%) 5.0 34.0 54.0 65.0 71.0 72.5 73.0
Speed (RPM) 900 895 890 885 880 875 872
Temp. Rise @ FL 0.0 0.0 0.0 0.0 60.0 80.0 0.0
Torque (ft-lbs) 0.00 36.80 74.00 112.00 150.00 172.00 188.00
Catalog #:H191B
Part #:326TTDR16101
List Price: $9,161.00
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