Description
254TTFC6031 – Marathon 15 HP General Purpose Motor, 3 phase, 1800 RPM, 575 V, 254T Frame, TEFC – U648A
254TTFC6031 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: |
722856017628 |
Weight: |
296 LB |
| Packaged Length: |
27 IN |
Packaged Width: |
20.5 IN |
| Packaged Height: |
18 IN |
Nameplate Specifications
| Output HP: |
15 Hp |
Output KW: |
11.2 kW |
| Frequency: |
60 Hz |
Voltage: |
575 V |
| Current: |
14.5 A |
Speed: |
1775 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
92.4 % |
Power Factor: |
82.5 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
H |
| Frame: |
254T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6309 |
Opp Drive End Bearing Size: |
6308 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
43 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.129 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: |
23.19 in |
| Shaft Diameter: |
1.625 in |
Shaft Extension: |
4.25 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) |
| Full Load |
18.50 |
100.0 |
44.50 |
100.0 |
1,775 |
|
|
15.00 |
| Break-Down |
79.50 |
430.0 |
154.00 |
347.0 |
1,620 |
|
|
15.00 |
| Pull-Up |
130.00 |
703.0 |
98.50 |
222.0 |
467 |
|
|
15.00 |
| Locked-Rotor |
140.00 |
757.0 |
126.00 |
284.0 |
0 |
|
|
15.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
150 % |
| Current (Amps) |
6.40 |
7.44 |
9.20 |
11.68 |
14.40 |
16.80 |
18.00 |
21.68 |
| Rated Output (KW) |
0.38 |
3.20 |
6.10 |
9.10 |
12.10 |
14.00 |
15.20 |
18.42 |
| Efficiency (%) |
0.0 |
86.5 |
91.7 |
92.4 |
92.4 |
91.7 |
91.7 |
91.0 |
| Power Factor (%) |
6.0 |
43.5 |
67.5 |
78.0 |
84.0 |
85.0 |
85.5 |
87.0 |
| Speed (RPM) |
1,800 |
1,794 |
1,788 |
1,780 |
1,775 |
1,770 |
1,765 |
1,760 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
45.0 |
60.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
11.00 |
22.00 |
33.20 |
44.60 |
51.30 |
55.70 |
67.20 |
Marathon Motors
Regal Beloit
