Description
145TTDR5401 – Marathon 0.75 HP General Purpose Motor, 3 phase, 900 RPM, 230/460 V, 145T Frame, ODP – H181
145TTDR5401 Marathon Three Phase ODP Motors
Please advise CFM, static pressure, voltage, phase, and/or horsepower on specifications, drawings, or existing equipment for an accurate quote.
General Specifications
| UPC: |
722856010186 |
Weight: |
42 LB |
| Packaged Length: |
16.38 IN |
Packaged Width: |
10.5 IN |
| Packaged Height: |
8.12 IN |
Nameplate Specifications
| Output HP: |
0.75 Hp |
Output KW: |
0.56 kW |
| Frequency: |
60/50 Hz |
Voltage: |
230/460 V |
| Current: |
4.0/2.0 A |
Speed: |
850 rpm |
| Service Factor: |
1.15 |
Phase: |
3 |
| Efficiency: |
72 % |
Power Factor: |
49 |
| Duty: |
Continuous |
Insulation Class: |
B |
| Design Code: |
B |
KVA Code: |
J |
| Frame: |
145T |
Enclosure: |
Drip Proof |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
6205 |
Opp Drive End Bearing Size: |
6203 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
22 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
8 |
Rotation: |
Reversible |
| Resistance Main: |
21.8 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: |
12.99 in |
| Frame Length: |
9.06 in |
Shaft Diameter: |
0.875 in |
| Shaft Extension: |
2.28 in |
Assembly/Box Mounting: |
F1 ONLY |
Speed Characteristics
| Curvepoint |
Current (Amps) |
Current (%) |
Torque (ft-lbs) |
(%) |
Speed (RPM) |
Rated Output (KW) |
Power Factor (%) |
Rated Output (Hp) |
| 2/3 |
5.40 |
270.0 |
12.50 |
272.0 |
500 |
|
|
0.75 |
| Locked-Rotor |
7.40 |
370.0 |
10.30 |
224.0 |
|
|
56.0 |
0.75 |
| Break-Down |
5.30 |
265.0 |
13.30 |
289.0 |
625 |
|
68.5 |
0.75 |
| 1/3 |
7.10 |
355.0 |
8.70 |
189.0 |
160 |
|
|
0.75 |
| Pull-Up |
6.40 |
320.0 |
11.70 |
254.0 |
400 |
|
|
0.75 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
150 % |
175 % |
| Current (Amps) |
1.60 |
1.60 |
1.70 |
1.80 |
2.00 |
2.10 |
2.20 |
2.40 |
2.70 |
| Rated Output (KW) |
0.12 |
0.27 |
0.43 |
0.60 |
0.76 |
0.90 |
0.96 |
1.20 |
1.40 |
| Efficiency (%) |
0.0 |
52.0 |
66.0 |
71.0 |
72.0 |
73.5 |
73.5 |
72.5 |
70.0 |
| Power Factor (%) |
10.0 |
21.5 |
32.0 |
41.0 |
49.0 |
54.0 |
55.5 |
60.5 |
64.5 |
| Speed (RPM) |
900 |
890 |
880 |
865 |
850 |
848 |
845 |
835 |
815 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
55.0 |
62.0 |
90.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
1.10 |
2.30 |
3.40 |
4.60 |
5.80 |
6.00 |
7.10 |
8.40 |
Marathon Motors
Regal Beloit
