Description
LM20390 – Leeson 10 HP Automotive Duty Motor, 3 phase, 1800 RPM, 460 V, 256U Frame, TEFC – LM20390
LM20390 Leeson Automotive 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: |
691720065334 |
Weight: |
301 LB |
| Packaged Length: |
16.38 IN |
Packaged Width: |
10.5 IN |
| Packaged Height: |
8.12 IN |
Nameplate Specifications
| Output HP: |
10 Hp |
Output KW: |
7.5 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
12.5 A |
Speed: |
1765 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
91.7 % |
Power Factor: |
82 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
G |
| Frame: |
256U |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
65 °C |
| Drive End Bearing Size: |
309 |
Opp Drive End Bearing Size: |
207 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
43 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.894 Ohms |
Mounting: |
Rigid Base |
| Motor Orientation: |
Horizontal |
Drive End Bearing: |
Ball |
| Opp Drive End Bearing: |
Ball |
Frame Material: |
Cast Iron |
| Shaft Type: |
U |
Overall Length: |
25.19 in |
| Frame Length: |
13.50 in |
Shaft Diameter: |
1.375 in |
| Shaft Extension: |
3.75 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) |
| 1/3 |
76.00 |
608.0 |
51.00 |
171.0 |
600 |
|
|
10.00 |
| No Load |
5.00 |
40.0 |
0.00 |
0.0 |
1,800 |
|
|
10.00 |
| Pull-Up |
72.00 |
576.0 |
54.00 |
181.0 |
900 |
|
|
10.00 |
| Locked-Rotor |
80.00 |
640.0 |
60.00 |
201.0 |
0 |
|
42.0 |
10.00 |
| Break-Down |
46.00 |
368.0 |
81.00 |
272.0 |
1,675 |
|
70.0 |
10.00 |
| Full Load |
12.50 |
100.0 |
29.80 |
100.0 |
1,765 |
|
|
10.00 |
| 2/3 |
68.00 |
544.0 |
63.00 |
211.0 |
1,200 |
|
|
10.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
5.00 |
5.50 |
7.50 |
10.00 |
12.50 |
14.00 |
15.50 |
| Rated Output (KW) |
0.30 |
2.00 |
4.00 |
6.00 |
8.00 |
9.50 |
10.50 |
| Efficiency (%) |
0.0 |
87.5 |
91.0 |
91.7 |
91.7 |
91.0 |
90.2 |
| Power Factor (%) |
6.5 |
47.0 |
68.0 |
78.0 |
82.0 |
83.5 |
83.5 |
| Speed (RPM) |
1,800 |
1,790 |
1,785 |
1,775 |
1,765 |
1,755 |
1,750 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
50.0 |
65.0 |
80.0 |
| Torque (ft-lbs) |
0.00 |
7.50 |
14.50 |
22.00 |
29.80 |
34.50 |
37.50 |
Leeson Motors
Regal Beloit
