Description
445THFN9102 – Marathon 125 HP Severe Duty Motor, 3 phase, 900 RPM, 460 V, 445T Frame, TEFC – W609
445THFN9102 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: |
722856021847 |
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: |
172.0 A |
Speed: |
890 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
94.5 % |
Power Factor: |
72 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
445T |
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: |
8 |
Rotation: |
Reversible |
| Resistance Main: |
.03 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) |
| No Load |
81.00 |
47.0 |
0.00 |
0.0 |
900 |
|
|
125.00 |
| 1/3 |
875.00 |
509.0 |
800.00 |
108.0 |
300 |
|
|
125.00 |
| Locked-Rotor |
907.00 |
527.0 |
890.00 |
121.0 |
0 |
|
22.5 |
125.00 |
| 2/3 |
775.00 |
451.0 |
975.00 |
132.0 |
600 |
|
|
125.00 |
| Break-Down |
524.00 |
305.0 |
1,650.00 |
224.0 |
850 |
|
56.5 |
125.00 |
| Pull-Up |
825.00 |
480.0 |
850.00 |
115.0 |
450 |
|
|
125.00 |
| Full Load |
172.00 |
100.0 |
738.00 |
100.0 |
890 |
|
|
125.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
80.50 |
88.50 |
110.00 |
138.00 |
172.00 |
191.00 |
210.00 |
| Rated Output (KW) |
2.50 |
26.00 |
49.50 |
74.00 |
98.50 |
114.00 |
124.00 |
| Efficiency (%) |
0.0 |
90.2 |
93.6 |
94.5 |
94.5 |
94.5 |
94.1 |
| Power Factor (%) |
4.0 |
36.5 |
56.5 |
67.0 |
72.0 |
73.0 |
74.0 |
| Speed (RPM) |
900 |
897 |
895 |
892 |
890 |
888 |
885 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
70.0 |
90.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
184.00 |
367.00 |
552.00 |
738.00 |
830.00 |
924.00 |
Marathon Motors
Regal Beloit
