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General Purpose Motor, 300 & 300 HP, 3 Ph, 60 & 50 Hz, 460 & 415 V, 1800 & 1500 RPM, 447/449T Frame, TEFC
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General Purpose Motor, 300 & 300 HP, 3 Ph, 60 & 50 Hz, 460 & 415 V, 1800 & 1500 RPM, 447/449T Frame, TEFC

Part#: LM17956

Catalog#: LM17956

Model#: S449F4B300T64Y

Weight: 2185 lb

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Key Features

  • Standard, EPAct and premium efficient ratings; Inverter-rated
  • Class B insulation systems – 42, 48 and 56 frames
  • Class F insulation system – 140 frame and higher
  • Shielded ball bearings for direct coupled applications Contact your local sales office for belted load applications
  • Continuous duty; Dynamically balanced rotors
  • Torques exceed NEMA performance standards; UL recognized and CSA certified
  • WATTSaver ®e Premium efficient motors; Ultimate e Premium efficient motors

Specifications

Phase Phase: 3 Output HP Output HP: 300 & 300 Hp
Output KW Output KW: 224.0 & 224.0 kW Voltage Voltage: 460 & 415 V
Speed Speed: 1787 & 1486 rpm Service Factor Service Factor: 1.15 & 1.0
Frame Frame: 447/449T Enclosure Enclosure: Totally Enclosed Fan Cooled
Thermal Protection Thermal Protection: No Protection Efficiency Efficiency: 96.2 & 95.8 %
Ambient Temperature Ambient Temperature: 40 °C Frequency Frequency: 60 & 50 Hz
Current Current: 337 & 377 A Power Factor Power Factor: 87
Duty Duty: Continuous Insulation Class Insulation Class: F
Design Code Design Code: BC KVA Code KVA Code: G
Drive End Bearing Size Drive End Bearing Size: 318 Opp Drive End Bearing Size Opp Drive End Bearing Size: 315
UL UL: Recognized CSA CSA: Y
CE CE: Y IP Code IP Code: 43
Number of Speeds Number of Speeds: 1
Electrical Type Electrical Type: Squirrel Cage Induction Run Starting Method Starting Method: Wye Start Delta Run
Poles Poles: 4 Rotation Rotation: Reversible
Resistance Main Resistance Main: .013 Ohms Mounting Mounting: Rigid Base
Motor Orientation Motor Orientation: Horizontal Drive End Bearing Drive End Bearing: Ball
Opp Drive End Bearing Opp Drive End Bearing: Ball Frame Material Frame Material: Rolled Steel
Shaft Type Shaft Type: T Overall Length Overall Length: 52.08 in
Frame Length Frame Length: 31.67 in Shaft Diameter Shaft Diameter: 3.375 in
Shaft Extension Shaft Extension: 8.5 in Assembly/Box Mounting Assembly/Box Mounting: F1/F2 CAPABLE
Service Factor Service Factor: 1.15 Frame Suffix Frame Suffix: T
Current Current: 337 A Synchronous RPM Synchronous RPM: 1800 & 1500 rpm
Frequency Frequency: 60 Hz Speed Speed: 1787 rpm
Connection Drawing Connection Drawing: A-EE7340-LN Outline Drawing Outline Drawing: XK2F1SS1-3167
Voltage Voltage: 460 V Output KW Output KW: 224 kW
Output HP Output HP: 300 Hp Frame Size Frame Size: 449
Torque UOM Torque UOM: LB-FT Efficiency Efficiency: 96.2 %
Packaged Length Packaged Length: 38.00 IN Weight Weight: 2185.00 LB
UPC UPC: 691720021606 Packaged Width Packaged Width: 35.75 IN
Country of Origin Country of Origin: United States of America Packaged Height Packaged Height: 27.92 IN
% of Rated Load0%25%50%75%100%115%125%
% of Rated Load: Current (Amps) 0%: 90.00 25%: 123.00 50%: 184.00 75%: 258.00 100%: 337.00 115%: 388.00 125%: 425.00
% of Rated Load: Rated Output (KW) 0%: 1.20 25%: 60.00 50%: 117.00 75%: 175.00 100%: 234.00 115%: 269.00 125%: 293.00
% of Rated Load: Efficiency (%) 0%: 0.0 25%: 93.0 50%: 95.8 75%: 96.2 100%: 96.2 115%: 95.8 125%: 95.4
% of Rated Load: Power Factor (%) 0%: 6.0 25%: 61.5 50%: 80.0 75%: 85.0 100%: 87.0 115%: 87.0 125%: 86.5
% of Rated Load: Speed (RPM) 0%: 1,800 25%: 1,797 50%: 1,794 75%: 1,791 100%: 1,787 115%: 1,785 125%: 1,783
% of Rated Load: Temp. Rise @ FL 0%: 0.0 25%: 0.0 50%: 0.0 75%: 0.0 100%: 65.0 115%: 85.0 125%: 105.0
% of Rated Load: Torque (ft-lbs) 0%: 0.00 25%: 219.00 50%: 439.00 75%: 660.00 100%: 882.00 115%: 1,016.00 125%: 1,105.00
CurvepointCurrent (Amps)Current (%)Torque (ft-lbs)Torque (%)Speed (RPM)Rated Output (KW)Power Factor (%)Rated Output (Hp)
Curvepoint: Pull-Up Current (Amps): 2,000.00 Current (%): 620.0 Torque (ft-lbs): 2,114.00 Torque (%): 240.0 Speed (RPM): 900 Rated Output (KW): Power Factor (%): Rated Output (Hp): 300.00
Curvepoint: No Load Current (Amps): 90.00 Current (%): 27.0 Torque (ft-lbs): 0.00 Torque (%): 0.0 Speed (RPM): 1,800 Rated Output (KW): Power Factor (%): Rated Output (Hp): 300.00
Curvepoint: 1/3 Current (Amps): 2,100.00 Current (%): 654.0 Torque (ft-lbs): 1,891.00 Torque (%): 214.0 Speed (RPM): 600 Rated Output (KW): Power Factor (%): Rated Output (Hp): 300.00
Curvepoint: Full Load Current (Amps): 337.00 Current (%): 100.0 Torque (ft-lbs): 882.00 Torque (%): 100.0 Speed (RPM): 1,785 Rated Output (KW): Power Factor (%): Rated Output (Hp): 300.00
Curvepoint: 2/3 Current (Amps): 1,800.00 Current (%): 532.0 Torque (ft-lbs): 2,336.00 Torque (%): 265.0 Speed (RPM): 1,200 Rated Output (KW): Power Factor (%): Rated Output (Hp): 300.00
Curvepoint: Break-Down Current (Amps): 1,140.00 Current (%): 338.0 Torque (ft-lbs): 2,050.00 Torque (%): 232.0 Speed (RPM): 1,725 Rated Output (KW): Power Factor (%): 64.0 Rated Output (Hp): 300.00
Curvepoint: Locked-Rotor Current (Amps): 2,200.00 Current (%): 688.0 Torque (ft-lbs): 2,225.00 Torque (%): 252.0 Speed (RPM): 0 Rated Output (KW): Power Factor (%): 39.5 Rated Output (Hp): 300.00

Efficiency

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