Description
286THFNA19101 – Marathon 15 HP Severe Duty Motor, 3 phase, 900 RPM, 460 V, 286T Frame, TEFC – W550
286THFNA19101 Marathon Other Severe Duty Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856021243 |
Weight: |
326 LB |
| Packaged Length: |
35 IN |
Packaged Width: |
26 IN |
| Packaged Height: |
24.51 IN |
Nameplate Specifications
| Output HP: |
15 Hp |
Output KW: |
11.2 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
22.0 A |
Speed: |
875 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
90.2 % |
Power Factor: |
70.5 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
F |
| Frame: |
286T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6311 |
Opp Drive End Bearing Size: |
6210 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
56 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Inverter Rated |
Starting Method: |
Line Or Inverter |
| Poles: |
8 |
Rotation: |
Reversible |
| Resistance Main: |
.537 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: |
27.71 in |
| Frame Length: |
14.25 in |
Shaft Diameter: |
1.875 in |
| Shaft Extension: |
4.82 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) |
| 1/3 |
100.00 |
455.0 |
105.00 |
117.0 |
300 |
|
|
15.00 |
| No Load |
12.50 |
57.0 |
0.00 |
0.0 |
900 |
|
5.5 |
15.00 |
| Pull-Up |
95.00 |
432.0 |
105.00 |
117.0 |
450 |
|
|
15.00 |
| Locked-Rotor |
105.00 |
477.0 |
120.00 |
133.0 |
0 |
|
30.0 |
15.00 |
| Break-Down |
65.00 |
295.0 |
200.00 |
222.0 |
810 |
|
62.0 |
15.00 |
| 2/3 |
85.00 |
386.0 |
120.00 |
133.0 |
600 |
|
|
15.00 |
| Full Load |
22.00 |
100.0 |
90.00 |
100.0 |
875 |
|
70.5 |
15.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
12.50 |
13.50 |
16.00 |
19.00 |
22.00 |
26.00 |
28.00 |
| Rated Output (KW) |
0.50 |
3.50 |
6.50 |
9.50 |
12.50 |
14.50 |
16.00 |
| Efficiency (%) |
0.0 |
82.5 |
88.5 |
90.2 |
90.2 |
89.5 |
88.0 |
| Power Factor (%) |
5.5 |
31.0 |
50.0 |
62.5 |
70.5 |
71.0 |
72.0 |
| Speed (RPM) |
900 |
895 |
890 |
885 |
875 |
870 |
865 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
60.0 |
80.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
22.00 |
44.50 |
67.00 |
90.00 |
104.00 |
114.00 |
Marathon Motors
Regal Beloit
