Description
444THFN19081 – Marathon 100 HP Severe Duty Motor, 3 phase, 1200 RPM, 460 V, 444T Frame, TEFC – W636
444THFN19081 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: |
722856021922 |
Weight: |
0 LB |
| Packaged Length: |
56 IN |
Packaged Width: |
46 IN |
| Packaged Height: |
33.98 IN |
Nameplate Specifications
| Output HP: |
100 Hp |
Output KW: |
75.0 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
124.0 A |
Speed: |
1188 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
95 % |
Power Factor: |
80 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
444T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6318 |
Opp Drive End Bearing Size: |
6316 |
| 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: |
.048 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: |
43.35 in |
| Frame Length: |
20.25 in |
Shaft Diameter: |
3.375 in |
| Shaft Extension: |
8.76 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 |
425.00 |
343.0 |
1,100.00 |
249.0 |
1,150 |
|
63.0 |
100.00 |
| 1/3 |
700.00 |
565.0 |
600.00 |
136.0 |
400 |
|
|
100.00 |
| Pull-Up |
650.00 |
524.0 |
600.00 |
136.0 |
600 |
|
|
100.00 |
| Full Load |
124.00 |
100.0 |
442.00 |
100.0 |
1,188 |
|
|
100.00 |
| 2/3 |
575.00 |
464.0 |
700.00 |
158.0 |
800 |
|
|
100.00 |
| No Load |
53.50 |
43.0 |
0.00 |
0.0 |
1,200 |
|
|
100.00 |
| Locked-Rotor |
725.00 |
585.0 |
750.00 |
170.0 |
0 |
|
28.0 |
100.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
53.50 |
60.50 |
77.00 |
99.00 |
124.00 |
140.00 |
152.00 |
| Rated Output (KW) |
2.50 |
20.50 |
39.50 |
59.00 |
78.50 |
90.50 |
98.50 |
| Efficiency (%) |
0.0 |
90.2 |
94.1 |
95.0 |
95.0 |
95.0 |
94.5 |
| Power Factor (%) |
4.0 |
43.0 |
64.5 |
75.0 |
80.0 |
81.5 |
82.0 |
| Speed (RPM) |
1,200 |
1,198 |
1,195 |
1,192 |
1,188 |
1,186 |
1,184 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
70.0 |
90.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
110.00 |
220.00 |
331.00 |
442.00 |
509.00 |
554.00 |
Marathon Motors
Regal Beloit
