Description
143TTDR16068 – Marathon 1 HP General Purpose Motor, 3 phase, 1800 RPM, 230/460 V, 143TC Frame, ODP – K2021A
143TTDR16068 Marathon Three Phase ODP Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856066053 |
Weight: |
43 LB |
| Packaged Length: |
14.63 IN |
Packaged Width: |
11.25 IN |
| Packaged Height: |
10.5 IN |
Nameplate Specifications
| Output HP: |
1 Hp |
Output KW: |
0.75 kW |
| Frequency: |
60 Hz |
Voltage: |
230/460 V |
| Current: |
3.2/1.6 A |
Speed: |
1760 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
85.5 % |
Power Factor: |
68.5 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
N |
| Frame: |
143TC |
Enclosure: |
Drip Proof |
| 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: |
22 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
3.24 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: |
12.19 in |
| Frame Length: |
7.00 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 |
1.60 |
100.0 |
3.00 |
100.0 |
1,760 |
0.00 |
71.4 |
1.00 |
| No Load |
0.99 |
62.0 |
0.00 |
0.0 |
1,800 |
0.00 |
20.4 |
1.00 |
| 1/3 |
14.00 |
875.0 |
11.00 |
367.0 |
600 |
0.00 |
0.0 |
1.00 |
| Pull-Up |
13.00 |
812.0 |
11.00 |
367.0 |
900 |
0.00 |
0.0 |
1.00 |
| 2/3 |
12.00 |
750.0 |
11.50 |
383.0 |
1,200 |
0.00 |
0.0 |
1.00 |
| Break-Down |
9.90 |
619.0 |
15.00 |
500.0 |
1,575 |
0.00 |
0.0 |
1.00 |
| Locked-Rotor |
14.50 |
906.0 |
12.00 |
400.0 |
0 |
0.00 |
0.0 |
1.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
150 % |
175 % |
200 % |
| Current (Amps) |
0.99 |
1.10 |
1.19 |
1.31 |
1.60 |
1.80 |
1.90 |
2.10 |
2.30 |
2.60 |
| Rated Output (KW) |
0.07 |
0.26 |
0.46 |
0.66 |
0.87 |
1.00 |
1.10 |
1.32 |
1.54 |
1.76 |
| Efficiency (%) |
0.0 |
72.8 |
81.7 |
85.2 |
85.5 |
86.0 |
84.7 |
84.4 |
84.5 |
83.2 |
| Power Factor (%) |
8.2 |
29.1 |
48.0 |
62.8 |
68.5 |
69.4 |
72.7 |
78.6 |
83.9 |
84.7 |
| Speed (RPM) |
1,800 |
1,791 |
1,780 |
1,770 |
1,760 |
1,754 |
1,749 |
1,737 |
1,726 |
1,713 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
21.0 |
25.0 |
0.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
0.73 |
1.47 |
2.22 |
2.98 |
3.40 |
3.75 |
4.50 |
5.30 |
6.00 |
Marathon Motors
Regal Beloit
