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444TSTDCD4332 – Marathon 150 HP Fire Pump Motor, 3 phase, 1800 RPM, 460 V, 444TS Frame, ODP – U535A

444TSTDCD4332 – Marathon 150 HP Fire Pump Motor, 3 phase, 1800 RPM, 460 V, 444TS Frame, ODP – U535A

444TSTDCD4332 Marathon Fire Pump Motors

  • Designed for use on pumps for fire pump duty
  • UL file EX5190, CSA file LR2025 and CE mark
  • 50°C ambient
  • Red paint on 25 HP through 200 HP
  • NEMA Design B, Code G or less
  • Will accept C-Face kits, see Accessories section for kits
  • Single voltage motors have 12 leads and are suitable for wye-delta, across the line, or part winding start
  • Dual voltage motors have 12 leads, suitable for wye-delta or across the line start on either voltage, or part winding start on low voltage
  • Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower

Marathon Motors
Regal Beloit

Description

444TSTDCD4332 – Marathon 150 HP Fire Pump Motor, 3 phase, 1800 RPM, 460 V, 444TS Frame, ODP – U535A

444TSTDCD4332 Marathon Fire Pump Motors

General Specifications

UPC: 722856068057 Weight: 257 LB
Packaged Length: 49.6 IN Packaged Width: 38.18 IN
Packaged Height: 35.43 IN

Nameplate Specifications

Output HP: 150 Hp Output KW: 112.0 kW
Frequency: 60/50 Hz Voltage: 460 V
Current: 170.0 A Speed: 1788 rpm
Service Factor: 1.15 Phase: 3
Efficiency: 95 % Power Factor: 87
Duty: Continuous Insulation Class: F
Design Code: C KVA Code: F
Frame: 444TS Enclosure: Drip Proof
Thermal Protection: No Ambient Temperature: 50 °C
Drive End Bearing Size: 6319 Opp Drive End Bearing Size: 6317
UL: Listed CSA: Y
CE: Y IP Code: 23

Technical Specifications

Electrical Type: Squirrel Cage Induction Run Starting Method: Part Wdg Start & Wye Start Delta Run
Poles: 4 Rotation: Reversible
Resistance Main: .042 Ohms Mounting: Rigid Base
Motor Orientation: Horizontal Drive End Bearing: Ball
Opp Drive End Bearing: Ball Frame Material: Cast Iron
Shaft Type: TS Overall Length: 40.83 in
Frame Length: 25.98 in Shaft Diameter: 2.375 in
Shaft Extension: 4.75 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)
2/3 900.00 825.00 1,200 150.00
Full Load 170.00 100.0 441.00 100.0 1,788 87.0 150.00
Pull-Up 950.00 750.00 900 150.00
No Load 62.00 0.00 0.0 1,800 5.5 150.00
Locked-Rotor 995.00 850.00 192.0 0 40.0 150.00
1/3 975.00 750.00 600 150.00
Break-Down 535.00 925.00 210.0 1,725 62.0 150.00

Load Characteristics

% of Rated Load 0 % 25 % 50 % 75 % 100 % 115 % 125 %
Current (Amps) 47.00 62.00 92.00 130.00 170.00 195.00 215.00
Rated Output (KW) 3.20 30.50 59.00 88.00 118.00 136.00 148.00
Efficiency (%) 0.0 91.7 94.5 95.0 95.0 95.0 94.5
Power Factor (%) 5.5 62.0 80.0 85.0 87.0 87.5 87.5
Speed (RPM) 1,800 1,796 1,794 1,790 1,788 1,786 1,784
Temp. Rise @ FL 0.0 0.0 0.0 0.0 50.0 70.0 85.0
Torque (ft-lbs) 0.00 110.00 220.00 330.00 441.00 508.00 552.00

Marathon Motors
Regal Beloit