Description
444THFN8036 – Marathon 125 HP Variable Speed Motor, 3 phase, 1800 RPM, 460 V, 444T Frame, TEFC – Y576
444THFN8036 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: |
722856025487 |
Weight: |
0 LB |
| Packaged Length: |
56 IN |
Packaged Width: |
46 IN |
| Packaged Height: |
33.17 IN |
Nameplate Specifications
| Output HP: |
125 Hp |
Output KW: |
93.0 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
143.0 A |
Speed: |
1788 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
94.5 % |
Power Factor: |
87 |
| Duty: |
Continuous |
Insulation Class: |
H |
| Design Code: |
INV |
KVA Code: |
J |
| Frame: |
444T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
Thermostats (N/C) |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6318 |
Opp Drive End Bearing Size: |
6316 |
| 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: |
.033 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: |
45.54 in |
| Frame Length: |
20.25 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) |
| Break-Down |
650.00 |
455.0 |
1,175.00 |
320.0 |
1,725 |
|
65.0 |
125.00 |
| Locked-Rotor |
1,150.00 |
804.0 |
515.00 |
140.0 |
0 |
|
23.0 |
125.00 |
| Pull-Up |
1,050.00 |
734.0 |
475.00 |
129.0 |
900 |
|
|
125.00 |
| 2/3 |
950.00 |
664.0 |
650.00 |
177.0 |
1,200 |
|
|
125.00 |
| 1/3 |
1,100.00 |
769.0 |
450.00 |
123.0 |
600 |
|
|
125.00 |
| Full Load |
143.00 |
100.0 |
367.00 |
100.0 |
1,788 |
|
|
125.00 |
| No Load |
47.00 |
33.0 |
0.00 |
0.0 |
1,800 |
|
|
125.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
125 % |
150 % |
200 % |
| Current (Amps) |
47.00 |
59.00 |
83.00 |
111.00 |
143.00 |
175.00 |
210.00 |
0.00 |
| Rated Output (KW) |
4.50 |
27.50 |
51.00 |
75.00 |
99.50 |
124.00 |
148.00 |
0.00 |
| Efficiency (%) |
0.0 |
86.5 |
91.7 |
94.1 |
94.5 |
94.5 |
94.5 |
0.0 |
| Power Factor (%) |
11.0 |
57.5 |
77.0 |
84.0 |
87.0 |
88.0 |
88.5 |
0.0 |
| Speed (RPM) |
1,800 |
1,796 |
1,794 |
1,792 |
1,788 |
1,786 |
1,784 |
0 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
60.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
91.50 |
183.00 |
275.00 |
367.00 |
460.00 |
552.00 |
0.00 |
Marathon Motors
Regal Beloit
