Description
145TBFR5301 – Marathon 3 HP General Purpose Motor, 1 phase, 3600 RPM, 208-230 V, 145T Frame, TEFC – I204
145TBFR5301 Marathon Single Phase TEFC Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856008800 |
Weight: |
50 LB |
| Packaged Length: |
19.88 IN |
Packaged Width: |
10.25 IN |
| Packaged Height: |
8.12 IN |
Nameplate Specifications
| Output HP: |
3 Hp |
Output KW: |
2.2 kW |
| Frequency: |
60 Hz |
Voltage: |
208-230 V |
| Current: |
13.1-11.8 A |
Speed: |
3510 rpm |
| Service Factor: |
1.15 |
Phase: |
1 |
| Efficiency: |
84 % |
Power Factor: |
99.2 |
| Duty: |
Continuous |
Insulation Class: |
B |
| Design Code: |
L |
KVA Code: |
H |
| Frame: |
145T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6205 |
Opp Drive End Bearing Size: |
6203 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
N |
IP Code: |
43 |
Technical Specifications
| Electrical Type: |
Capacitor Start Capacitor Run |
Starting Method: |
Across The Line |
| Poles: |
2 |
Rotation: |
Selective Counterclockwise |
| Resistance Main: |
0 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: |
14.87 in |
| Shaft Diameter: |
0.875 in |
Shaft Extension: |
2.28 in |
| Assembly/Box Mounting: |
F1 Only |
Speed Characteristics
| Curvepoint |
Current (Amps) |
Current (%) |
Torque (ft-lbs) |
(%) |
Speed (RPM) |
Rated Output (KW) |
Power Factor (%) |
Rated Output (Hp) |
| Break-Down |
55.60 |
471.0 |
13.20 |
296.0 |
3,143 |
11.20 |
0.0 |
3.00 |
| Locked-Rotor |
91.00 |
771.0 |
8.46 |
190.0 |
0 |
17.50 |
0.0 |
3.00 |
| Full Load |
11.80 |
100.0 |
4.46 |
100.0 |
3,510 |
2.69 |
0.0 |
3.00 |
| Pull-Up |
91.00 |
771.0 |
6.81 |
153.0 |
243 |
17.70 |
0.0 |
3.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
75 % |
100 % |
115 % |
125 % |
150 % |
175 % |
200 % |
| Current (Amps) |
2.62 |
4.43 |
9.05 |
11.80 |
13.60 |
14.90 |
18.40 |
22.60 |
27.90 |
| Rated Output (KW) |
0.43 |
0.92 |
2.08 |
2.69 |
3.11 |
3.40 |
4.18 |
5.09 |
6.18 |
| Efficiency (%) |
0.0 |
60.9 |
80.7 |
84.0 |
82.7 |
82.1 |
80.2 |
76.9 |
72.4 |
| Power Factor (%) |
71.2 |
90.2 |
99.9 |
99.2 |
99.4 |
99.2 |
98.8 |
97.9 |
96.3 |
| Speed (RPM) |
3,600 |
3,578 |
3,540 |
3,510 |
3,505 |
3,495 |
3,466 |
3,427 |
3,376 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
70.0 |
90.0 |
0.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
1.10 |
3.33 |
4.46 |
5.15 |
5.61 |
6.79 |
8.02 |
9.31 |
Marathon Motors
Regal Beloit
