Description
449THFS8047 – Marathon 300 HP Variable Speed Motor, 3 phase, 1800 RPM, 460 V, 449T Frame, TEBC – Y532
449THFS8047 Marathon 2000:1 With Encoder Provision Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856025456 |
Weight: |
0 LB |
| Packaged Length: |
66 IN |
Packaged Width: |
46 IN |
| Packaged Height: |
32.86 IN |
Nameplate Specifications
| Output HP: |
300 Hp |
Output KW: |
224.0 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
327.0 A |
Speed: |
1785 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
95.4 % |
Power Factor: |
90 |
| Duty: |
Continuous |
Insulation Class: |
H |
| Design Code: |
INV |
KVA Code: |
H |
| Frame: |
447/449T |
Enclosure: |
Totally Enclosed Blower cooled – Axial |
| Thermal Protection: |
Thermostats (N/C) |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6319 |
Opp Drive End Bearing Size: |
6318 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
43 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Inverter Duty |
Starting Method: |
Inverter Only |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.011 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: |
64.34 in |
| Frame Length: |
28.75 in |
Shaft Diameter: |
3.375 in |
| Shaft Extension: |
8.75 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) |
| Locked-Rotor |
2,350.00 |
719.0 |
1,225.00 |
139.0 |
0 |
|
22.0 |
300.00 |
| Pull-Up |
2,100.00 |
642.0 |
1,075.00 |
122.0 |
900 |
|
|
300.00 |
| 2/3 |
1,900.00 |
581.0 |
1,250.00 |
142.0 |
1,200 |
|
|
300.00 |
| 1/3 |
2,250.00 |
688.0 |
1,050.00 |
119.0 |
600 |
|
|
300.00 |
| No Load |
85.00 |
26.0 |
0.00 |
0.0 |
1,800 |
|
|
300.00 |
| Break-Down |
1,650.00 |
505.0 |
2,475.00 |
280.0 |
1,715 |
|
|
300.00 |
| Full Load |
327.00 |
100.0 |
883.00 |
100.0 |
1,785 |
|
|
300.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
125 % |
150 % |
200 % |
| Current (Amps) |
85.00 |
118.00 |
180.00 |
250.00 |
327.00 |
410.00 |
0.00 |
0.00 |
| Rated Output (KW) |
4.00 |
60.50 |
118.00 |
175.00 |
234.00 |
293.00 |
0.00 |
0.00 |
| Efficiency (%) |
0.0 |
92.4 |
95.0 |
95.4 |
95.4 |
95.0 |
0.0 |
0.0 |
| Power Factor (%) |
6.0 |
64.0 |
82.0 |
88.0 |
90.0 |
90.0 |
0.0 |
0.0 |
| Speed (RPM) |
1,800 |
1,796 |
1,792 |
1,788 |
1,785 |
1,780 |
0 |
0 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
80.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
220.00 |
440.00 |
661.00 |
883.00 |
1,106.00 |
0.00 |
0.00 |
Marathon Motors
Regal Beloit
