Description
143TTFR4030 – Marathon 1 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 575 V, 143T Frame, TEFC – E827
143TTFR4030 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
| Packaged Length: |
16.38 IN |
Packaged Width: |
10.5 IN |
| Packaged Height: |
8.62 IN |
Nameplate Specifications
| Output HP: |
1 Hp |
Output KW: |
0.75 kW |
| Frequency: |
60 Hz |
Voltage: |
575 V |
| Current: |
1.2 A |
Speed: |
1755 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
82.5 % |
Power Factor: |
74.5 |
| Duty: |
CONTINUOUS |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
M |
| Frame: |
143T |
Enclosure: |
TEFC |
| Thermal Protection: |
NOT |
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: |
SQ CAGE IND RUN |
Starting Method: |
ACROSS THE LINE |
| Poles: |
4 |
Rotation: |
REV |
| Resistance Main: |
16.8 Ohms |
Mounting: |
RIGID |
| Motor Orientation: |
HORIZONTAL |
Drive End Bearing: |
BALL |
| Opp Drive End Bearing: |
BALL |
Frame Material: |
ROLLED STEEL |
| Shaft Type: |
T |
Overall Length: |
12.87 in |
| Frame Length: |
7.56 in |
Shaft Diameter: |
0.88 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) |
| Locked-Rotor |
13.00 |
867.0 |
9.80 |
327.0 |
0 |
|
69.0 |
1.00 |
| Full Load |
1.50 |
100.0 |
3.00 |
100.0 |
1,755 |
|
|
1.00 |
| 1/3 |
12.00 |
800.0 |
8.50 |
283.0 |
250 |
|
|
1.00 |
| No Load |
0.90 |
60.0 |
0.00 |
0.0 |
1,800 |
|
|
1.00 |
| Break-Down |
8.80 |
587.0 |
13.00 |
433.0 |
1,250 |
|
84.0 |
1.00 |
| Pull-Up |
11.50 |
767.0 |
9.00 |
300.0 |
400 |
|
|
1.00 |
| 2/3 |
10.50 |
700.0 |
10.00 |
333.0 |
800 |
|
|
1.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
130 % |
| Current (Amps) |
0.72 |
0.80 |
0.88 |
1.04 |
1.20 |
1.36 |
1.44 |
1.52 |
| Rated Output (KW) |
1.00 |
0.30 |
0.50 |
0.70 |
0.90 |
1.05 |
1.15 |
1.25 |
| Efficiency (%) |
0.0 |
67.5 |
78.5 |
81.5 |
82.5 |
82.5 |
82.5 |
81.5 |
| Power Factor (%) |
11.0 |
34.5 |
53.0 |
66.0 |
74.5 |
78.5 |
80.0 |
81.0 |
| Speed (RPM) |
1,800 |
1,790 |
1,780 |
1,765 |
1,755 |
1,745 |
1,740 |
1,735 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
38.0 |
50.0 |
60.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
0.75 |
1.50 |
2.25 |
3.00 |
3.50 |
3.80 |
3.90 |
Marathon Motors
Regal Beloit
