Description
449TTFS16553 – Marathon 400 HP Severe Duty Motor, 3 phase, 1800 RPM, 460 V, 449T Frame, TEFC – E776
449TTFS16553 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: |
722856020765 |
Weight: |
0 LB |
| Packaged Length: |
56 IN |
Packaged Width: |
46 IN |
| Packaged Height: |
32.86 IN |
Nameplate Specifications
| Output HP: |
400 Hp |
Output KW: |
300.0 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
448.0 A |
Speed: |
1785 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
96.2 % |
Power Factor: |
87 |
| Duty: |
Continuous |
Insulation Class: |
H |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
447/449T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6319 |
Opp Drive End Bearing Size: |
6318 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
54 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.007 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: |
51.84 in |
| Frame Length: |
28.75 in |
Shaft Diameter: |
3.375 in |
| Shaft Extension: |
8.81 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 |
2,600.00 |
580.0 |
2,150.00 |
183.0 |
900 |
|
|
400.00 |
| 2/3 |
2,400.00 |
536.0 |
2,300.00 |
196.0 |
1,200 |
|
|
400.00 |
| Full Load |
448.00 |
100.0 |
1,176.00 |
100.0 |
1,785 |
|
|
400.00 |
| Locked-Rotor |
2,850.00 |
636.0 |
2,400.00 |
204.0 |
0 |
|
32.0 |
400.00 |
| Break-Down |
1,600.00 |
357.0 |
2,850.00 |
242.0 |
1,725 |
|
62.0 |
400.00 |
| 1/3 |
2,750.00 |
614.0 |
2,100.00 |
179.0 |
600 |
|
|
400.00 |
| No Load |
120.00 |
27.0 |
0.00 |
0.0 |
1,800 |
|
|
400.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
120.00 |
160.00 |
244.00 |
340.00 |
448.00 |
515.00 |
565.00 |
| Rated Output (KW) |
5.50 |
80.50 |
156.00 |
233.00 |
311.00 |
358.00 |
390.00 |
| Efficiency (%) |
0.0 |
93.0 |
95.4 |
96.2 |
96.2 |
95.8 |
95.4 |
| Power Factor (%) |
5.5 |
63.0 |
80.0 |
85.5 |
87.0 |
87.0 |
87.0 |
| Speed (RPM) |
1,800 |
1,796 |
1,792 |
1,788 |
1,785 |
1,782 |
1,780 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
85.0 |
115.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
293.00 |
586.00 |
880.00 |
1,176.00 |
1,355.00 |
1,475.00 |
Marathon Motors
Regal Beloit
