Description
326TTFS16844 – Marathon 50 HP Severe Duty Motor, 3 phase, 1800 RPM, 460 V, 326T Frame, TEFC – E625-P
326TTFS16844 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: |
722856020079 |
Weight: |
765 LB |
| Packaged Length: |
37.88 IN |
Packaged Width: |
31.88 IN |
| Packaged Height: |
24.39 IN |
Nameplate Specifications
| Output HP: |
50 Hp |
Output KW: |
37.0 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
60.0 A |
Speed: |
1775 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
94.5 % |
Power Factor: |
82 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
F |
| Frame: |
326T |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6312 |
Opp Drive End Bearing Size: |
6311 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
54 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Inverter Rated |
Starting Method: |
Line Or Inverter |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.112 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: |
30.38 in |
| Frame Length: |
13.00 in |
Shaft Diameter: |
2.125 in |
| Shaft Extension: |
5.49 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 |
190.00 |
317.0 |
340.00 |
230.0 |
1,675 |
|
64.0 |
50.00 |
| Locked-Rotor |
335.00 |
558.0 |
250.00 |
169.0 |
0 |
|
33.0 |
50.00 |
| 1/3 |
325.00 |
542.0 |
225.00 |
152.0 |
600 |
|
|
50.00 |
| Full Load |
60.00 |
100.0 |
148.00 |
100.0 |
1,775 |
|
|
50.00 |
| Pull-Up |
300.00 |
500.0 |
230.00 |
155.0 |
900 |
|
|
50.00 |
| 2/3 |
250.00 |
417.0 |
275.00 |
186.0 |
1,200 |
|
|
50.00 |
| No Load |
24.00 |
40.0 |
0.00 |
0.0 |
1,800 |
|
|
50.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
24.00 |
27.50 |
36.00 |
47.00 |
60.00 |
68.50 |
75.00 |
| Rated Output (KW) |
0.70 |
10.10 |
19.80 |
29.50 |
39.50 |
45.50 |
49.80 |
| Efficiency (%) |
0.0 |
91.7 |
94.5 |
94.5 |
94.5 |
94.1 |
93.6 |
| Power Factor (%) |
4.0 |
51.0 |
71.0 |
79.0 |
82.0 |
82.5 |
83.0 |
| Speed (RPM) |
1,800 |
1,795 |
1,788 |
1,782 |
1,775 |
1,772 |
1,770 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
75.0 |
105.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
36.60 |
73.50 |
111.00 |
148.00 |
170.00 |
185.00 |
Marathon Motors
Regal Beloit
