Description
256TTDX7264 – Marathon 10,4.44 HP 2 speed Definite Purpose AC Motor, 3 phase, 1800/1200 RPM, 460 V, 256T Frame, ODP – Y458
256TTDX7264 Marathon Other Purpose Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856042491 |
Weight: |
214 LB |
| Packaged Length: |
30.5 IN |
Packaged Width: |
16.81 IN |
| Packaged Height: |
14 IN |
Nameplate Specifications
| Output HP: |
10,4.44 Hp |
Output KW: |
7.5 kW |
| Frequency: |
60/60 Hz |
Voltage: |
460 V |
| Current: |
12,6.5 A |
Speed: |
1760,1175 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
87.5 % |
Power Factor: |
88.2 |
| Duty: |
Continuous |
Insulation Class: |
B |
| Design Code: |
2VT |
KVA Code: |
H |
| Frame: |
256T |
Enclosure: |
Drip Proof |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6309 |
Opp Drive End Bearing Size: |
6208 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
12 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
4//6 |
Rotation: |
Reversible |
| Resistance Main: |
1.5 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Rolled Steel |
| Shaft Type: |
T |
Overall Length: |
22.32 in |
| Frame Length: |
15.45 in |
Shaft Diameter: |
1.625 in |
| Shaft Extension: |
4.19 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) |
| 2/3 |
64.00 |
533.0 |
58.00 |
193.0 |
1,200 |
|
|
10.00 |
| Break-Down |
54.00 |
450.0 |
90.00 |
300.0 |
1,620 |
|
77.0 |
10.00 |
| No Load |
4.00 |
33.0 |
0.00 |
0.0 |
1,800 |
|
|
10.00 |
| Locked-Rotor |
88.00 |
733.0 |
55.00 |
183.0 |
0 |
|
50.0 |
10.00 |
| Full Load |
12.00 |
100.0 |
30.00 |
100.0 |
1,760 |
|
|
10.00 |
| 1/3 |
76.00 |
633.0 |
47.00 |
157.0 |
600 |
|
|
10.00 |
| Pull-Up |
72.00 |
600.0 |
50.00 |
167.0 |
900 |
|
|
10.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
4.00 |
5.00 |
7.00 |
9.00 |
12.00 |
13.50 |
15.00 |
| Rated Output (KW) |
0.50 |
2.00 |
4.00 |
6.50 |
8.50 |
10.00 |
10.50 |
| Efficiency (%) |
0.0 |
84.5 |
89.0 |
89.5 |
87.5 |
88.0 |
87.0 |
| Power Factor (%) |
15.0 |
56.5 |
77.0 |
85.0 |
88.2 |
89.0 |
89.5 |
| Speed (RPM) |
1,800 |
1,790 |
1,780 |
1,770 |
1,760 |
1,755 |
1,750 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
60.0 |
80.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
7.50 |
14.50 |
22.00 |
30.00 |
34.50 |
37.50 |
Marathon Motors
Regal Beloit
