Marathon 30 HP General Purpose, 3 phase, 1800 RPM, 230/460 V, 180L Frame, TEFC - R343A

Catalog #:R343A
Part #:180LTFC6538
  • Meets IE3 European and NEMA Premium® efficiencies
  • MAX GUARD® Class F Insulation, Class B rise @ rated KW
  • Wye Start-Delta Run on 160 Frame and larger
  • 10:1 Variable Torque, Constant Torque speed range as noted
  • Top Mounted/Oversized gasketed terminal box
  • 12 Leads for WYE-DELTA, part winding on low voltage, or across-the-line starting
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Weight:497.00 LB
List Price: $6,126.00

General Specifications

UPC: 722856026729 Weight: 497.00 LB
Packaged Length: 31.25 IN Packaged Width: 22.25 IN
Packaged Height: 18 IN

Nameplate Specifications

Output HP: 30 Hp Output KW: 22.4 kW
Frequency: 60 Hz Voltage: 230/460 V
Current: 70.0/35.0 A Speed: 1770 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 94.1 % Power Factor: 85
Duty: Continuous Insulation Class: F
Design Code: B KVA Code: H
Frame: 180L Enclosure: Totally Enclosed Fan Cooled
Thermal Protection: No Ambient Temperature: 40 °C
Drive End Bearing Size: 6311 Opp Drive End Bearing Size: 6211
UL: No CSA: N
CE: Y IP Code: 55

Technical Specifications

Electrical Type: Squirrel Cage Inverter Rated Starting Method: Part Wdg Start & Wye Start Delta Run Or Inverter
Poles: 4 Rotation: Reversible
Resistance Main: .052 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: IEC Overall Length: 26.77 in
Shaft Diameter: 1.888 in Shaft Extension: 4.31 in
Assembly/Box Mounting: F3

Speed Characteristics

Curvepoint Current (Amps) Current (%) Torque (LB-FT) Torque (%) Speed (RPM) Rated Output (KW) Power Factor (%) Rated Output (Hp)
Locked-Rotor 240.00 686.0 172.00 193.0 0 30.00
No Load 14.50 41.0 0.00 0.0 1,800 30.00
2/3 205.00 586.0 180.00 203.0 1,200 30.00
Pull-Up 215.00 614.0 155.00 175.0 900 30.00
Break-Down 150.00 428.0 247.00 278.0 1,700 30.00
1/3 225.00 643.0 145.00 163.0 600 30.00
Full Load 35.00 100.0 89.00 100.0 1,780 30.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 14.50 16.50 21.50 28.00 35.00 43.00 48.00
Rated Output (KW) 0.70 6.30 12.00 18.00 23.80 27.50 30.00
Efficiency (%) 0.0 88.5 93.0 93.6 94.1 93.6 93.6
Power Factor (%) 5.7 49.4 71.7 81.4 85.0 86.0 87.5
Speed (RPM) 1,800 1,792 1,783 1,775 1,770 1,767 1,762
Temp. Rise @ FL 0.0 0.0 0.0 0.0 46.0 65.0 80.0
Torque (LB-FT) 0.00 21.90 44.10 66.40 89.00 102.50 112.00
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