Description
143TTFN8076 – Marathon 0.75 HP General Purpose Motor, 3 phase, 1200 RPM, 208-230/460 V, 143T Frame, TEFC – H457
143TTFN8076 Marathon Three 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: |
722856014467 |
Weight: |
46 LB |
| Packaged Length: |
15.82 IN |
Packaged Width: |
12.56 IN |
| Packaged Height: |
9.38 IN |
Nameplate Specifications
| Output HP: |
0.75 Hp |
Output KW: |
0.56 kW |
| Frequency: |
60/50 Hz |
Voltage: |
208-230/460 V |
| Current: |
3.0-3.2/1.6 A |
Speed: |
1145 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
74 % |
Power Factor: |
59.1 |
| Duty: |
Continuous |
Insulation Class: |
B |
| Design Code: |
B |
KVA Code: |
K |
| Frame: |
143T |
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: |
43 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
6 |
Rotation: |
Reversible |
| Resistance Main: |
6.3 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Cast Iron |
| Shaft Type: |
T |
Overall Length: |
12.04 in |
| Frame Length: |
5.25 in |
Shaft Diameter: |
0.875 in |
| Shaft Extension: |
2.56 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) |
| Pull-Up |
7.30 |
456.0 |
10.80 |
318.0 |
|
|
|
0.75 |
| 1/3 |
8.30 |
519.0 |
8.80 |
259.0 |
|
|
|
0.75 |
| Break-Down |
6.00 |
375.0 |
12.60 |
371.0 |
845 |
|
78.5 |
0.75 |
| Locked-Rotor |
8.50 |
531.0 |
8.80 |
259.0 |
0 |
|
69.5 |
0.75 |
| 2/3 |
6.30 |
394.0 |
11.80 |
347.0 |
|
|
|
0.75 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
150 % |
175 % |
| Current (Amps) |
1.25 |
1.30 |
1.40 |
1.50 |
1.60 |
1.70 |
1.80 |
2.00 |
2.20 |
| Rated Output (KW) |
0.11 |
0.26 |
0.41 |
0.57 |
0.74 |
0.84 |
0.92 |
1.10 |
1.30 |
| Efficiency (%) |
0.0 |
54.5 |
68.5 |
74.0 |
74.0 |
76.5 |
76.0 |
75.0 |
74.0 |
| Power Factor (%) |
10.2 |
25.0 |
37.5 |
49.0 |
59.1 |
62.0 |
66.0 |
69.0 |
73.0 |
| Speed (RPM) |
1,200 |
1,190 |
1,180 |
1,160 |
1,145 |
1,140 |
1,135 |
1,130 |
1,120 |
| Temp. Rise @ FL |
0.0 |
35.0 |
30.0 |
0.0 |
45.0 |
60.0 |
75.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
0.83 |
1.70 |
2.50 |
3.40 |
4.00 |
4.30 |
5.20 |
6.10 |
Marathon Motors
Regal Beloit
