Description
284THFNA9076 – Marathon 15 HP Severe Duty Motor, 3 phase, 1200 RPM, 460 V, 284T Frame, TEFC – W548
284THFNA9076 Marathon IEEE 841 Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856021236 |
Weight: |
420 LB |
| Packaged Length: |
39 IN |
Packaged Width: |
32.25 IN |
| Packaged Height: |
19.61 IN |
Nameplate Specifications
| Output HP: |
15 Hp |
Output KW: |
11.2 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
20.4 A |
Speed: |
1178 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
91.7 % |
Power Factor: |
75 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
284T |
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: |
6 |
Rotation: |
Reversible |
| Resistance Main: |
.5026 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: |
26.21 in |
| Frame Length: |
12.75 in |
Shaft Diameter: |
1.875 in |
| Shaft Extension: |
4.62 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) |
| Pull-Up |
110.00 |
539.0 |
115.00 |
172.0 |
700 |
|
|
15.00 |
| Locked-Rotor |
116.00 |
569.0 |
120.00 |
179.0 |
0 |
|
35.5 |
15.00 |
| 2/3 |
100.00 |
490.0 |
135.00 |
202.0 |
900 |
|
|
15.00 |
| No Load |
10.00 |
49.0 |
0.00 |
0.0 |
1,200 |
|
|
15.00 |
| 1/3 |
115.00 |
564.0 |
110.00 |
164.0 |
250 |
|
|
15.00 |
| Full Load |
20.40 |
100.0 |
66.90 |
100.0 |
1,178 |
|
|
15.00 |
| Break-Down |
75.00 |
368.0 |
205.00 |
306.0 |
1,085 |
|
65.5 |
15.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
10.00 |
11.00 |
13.50 |
16.50 |
20.40 |
23.50 |
24.50 |
| Rated Output (KW) |
0.50 |
3.00 |
6.00 |
9.00 |
12.00 |
14.00 |
15.50 |
| Efficiency (%) |
0.0 |
87.5 |
91.0 |
91.7 |
91.7 |
91.0 |
91.0 |
| Power Factor (%) |
5.1 |
37.0 |
57.5 |
69.0 |
75.0 |
77.0 |
78.0 |
| Speed (RPM) |
1,200 |
1,194 |
1,190 |
1,184 |
1,178 |
1,174 |
1,172 |
| Temp. Rise @ FL |
0.0 |
35.0 |
30.0 |
0.0 |
55.0 |
75.0 |
90.0 |
| Torque (ft-lbs) |
0.00 |
16.50 |
33.00 |
50.00 |
66.90 |
77.00 |
84.00 |
Marathon Motors
Regal Beloit
