Description
145TTWR4026 – Marathon 2 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 208-230/460 V, 145TC Frame, TEFC – N612
145TTWR4026 Marathon Other Purpose Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| Weight: |
50 LB |
Packaged Length: |
19.69 IN |
| Packaged Width: |
11.25 IN |
Packaged Height: |
10.63 IN |
Nameplate Specifications
| Output HP: |
2 Hp |
Output KW: |
1.5 kW |
| Frequency: |
60/50 Hz |
Voltage: |
208-230/460 V |
| Current: |
6.0-5.6/2.8 A |
Speed: |
1740 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
84 % |
Power Factor: |
75 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
L |
| Frame: |
145TC |
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: |
Y |
IP Code: |
55 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
7.44 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: |
13.75 in |
| Frame Length: |
7.50 in |
Shaft Diameter: |
0.875 in |
| Shaft Extension: |
2.12 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) |
| Full Load |
2.80 |
0.0 |
6.00 |
100.0 |
1,735 |
0.00 |
0.0 |
2.00 |
| Pull-Up |
0.00 |
0.0 |
19.80 |
330.0 |
0 |
0.00 |
0.0 |
2.00 |
| Break-Down |
0.00 |
0.0 |
24.00 |
400.0 |
0 |
0.00 |
0.0 |
2.00 |
| Locked-Rotor |
23.00 |
0.0 |
20.50 |
342.0 |
0 |
0.00 |
0.0 |
2.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
125 % |
150 % |
| Current (Amps) |
1.40 |
1.52 |
1.84 |
2.25 |
2.73 |
3.25 |
3.82 |
| Rated Output (KW) |
0.11 |
0.46 |
0.87 |
1.29 |
1.74 |
2.15 |
2.59 |
| Efficiency (%) |
0.0 |
81.8 |
86.5 |
87.2 |
85.3 |
85.2 |
84.0 |
| Power Factor (%) |
9.9 |
38.1 |
59.5 |
71.8 |
80.0 |
83.0 |
85.2 |
| Speed (RPM) |
1,799 |
1,786 |
1,770 |
1,752 |
1,735 |
1,714 |
1,704 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
58.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
1.49 |
3.00 |
4.51 |
6.02 |
7.52 |
9.00 |
Marathon Motors
Regal Beloit
