Description
254TTTNA18530 – Marathon 15 HP Definite Purpose AC Motor, 3 phase, 1800 RPM, 460 V, 254T Frame, TEAO – S518
254TTTNA18530 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
| UPC: |
722856042910 |
Weight: |
276 LB |
| Packaged Length: |
30.75 IN |
Packaged Width: |
21.75 IN |
| Packaged Height: |
18 IN |
Nameplate Specifications
| Output HP: |
15 Hp |
Output KW: |
11.2 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
18.2 A |
Speed: |
1770 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
92.4 % |
Power Factor: |
83 |
| Duty: |
Continuous |
Insulation Class: |
H |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
254T |
Enclosure: |
Totally Enclosed Air Over |
| Thermal Protection: |
No |
Ambient Temperature: |
90 °C |
| Drive End Bearing Size: |
6309 |
Opp Drive End Bearing Size: |
6210 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
N |
IP Code: |
54 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Inverter Rated |
Starting Method: |
Line Or Inverter |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.6 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball / Heat Stabilized |
| Opp Drive End Bearing: |
Ball / Heat Stabilized |
Frame Material: |
Cast Iron |
| Shaft Type: |
T |
Overall Length: |
20.61 in |
| Frame Length: |
10.50 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) |
| Break-Down |
69.00 |
379.0 |
118.00 |
265.0 |
1,625 |
|
67.0 |
15.00 |
| No Load |
7.50 |
41.0 |
0.00 |
0.0 |
1,800 |
|
|
15.00 |
| 1/3 |
110.00 |
604.0 |
75.00 |
169.0 |
500 |
|
|
15.00 |
| 2/3 |
85.00 |
467.0 |
80.00 |
180.0 |
1,000 |
|
|
15.00 |
| Locked-Rotor |
116.00 |
637.0 |
95.00 |
213.0 |
0 |
|
42.0 |
15.00 |
| Pull-Up |
100.00 |
549.0 |
75.00 |
169.0 |
750 |
|
|
15.00 |
| Full Load |
18.20 |
100.0 |
44.50 |
100.0 |
1,770 |
|
|
15.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
7.50 |
8.50 |
11.00 |
14.50 |
18.20 |
20.80 |
22.50 |
| Rated Output (KW) |
0.40 |
3.20 |
6.00 |
9.00 |
12.20 |
14.00 |
15.20 |
| Efficiency (%) |
0.0 |
90.2 |
93.0 |
93.0 |
92.4 |
92.4 |
91.7 |
| Power Factor (%) |
4.5 |
46.0 |
69.0 |
78.5 |
83.0 |
83.5 |
84.0 |
| Speed (RPM) |
1,800 |
1,792 |
1,785 |
1,775 |
1,770 |
1,762 |
1,758 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
11.00 |
22.00 |
33.50 |
44.50 |
51.50 |
56.00 |
Marathon Motors
Regal Beloit
