Description
LM21378 – Leeson 1 HP Automotive Duty Motor, 3 phase, 1800 RPM, 460 V, 182U Frame, TENV – LM21378
LM21378 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: |
691720980330 |
Weight: |
110 LB |
| Packaged Length: |
16.38 IN |
Packaged Width: |
10.5 IN |
| Packaged Height: |
8.12 IN |
Nameplate Specifications
| Output HP: |
1 Hp |
Output KW: |
0.75 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
1.5 A |
Speed: |
1770 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
87.5 % |
Power Factor: |
75 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
L |
| Frame: |
182U |
Enclosure: |
Totally Enclosed Non Ventilated |
| Thermal Protection: |
No |
Ambient Temperature: |
65 °C |
| Drive End Bearing Size: |
206 |
Opp Drive End Bearing Size: |
205 |
| 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: |
13.4 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: |
12.21 in |
| Frame Length: |
5.75 in |
Shaft Diameter: |
0.875 in |
| Shaft Extension: |
2.25 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) |
| Locked-Rotor |
12.50 |
833.0 |
7.00 |
233.0 |
0 |
|
51.0 |
1.00 |
| No Load |
0.90 |
60.0 |
0.00 |
0.0 |
1,800 |
|
|
1.00 |
| Full Load |
1.50 |
100.0 |
3.00 |
100.0 |
1,770 |
|
|
1.00 |
| Pull-Up |
11.50 |
767.0 |
5.40 |
180.0 |
900 |
|
|
1.00 |
| Break-Down |
8.00 |
533.0 |
12.50 |
417.0 |
1,500 |
|
72.0 |
1.00 |
| 2/3 |
10.50 |
700.0 |
6.50 |
217.0 |
1,200 |
|
|
1.00 |
| 1/3 |
12.00 |
800.0 |
5.20 |
173.0 |
600 |
|
|
1.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
0.90 |
1.00 |
1.10 |
1.30 |
1.50 |
1.70 |
1.80 |
| Rated Output (KW) |
0.07 |
0.25 |
0.50 |
0.70 |
0.90 |
1.00 |
1.10 |
| Efficiency (%) |
0.0 |
74.0 |
84.0 |
86.5 |
87.5 |
87.5 |
87.5 |
| Power Factor (%) |
8.0 |
35.0 |
55.0 |
67.0 |
75.0 |
78.0 |
80.0 |
| Speed (RPM) |
1,800 |
1,792 |
1,785 |
1,780 |
1,770 |
1,765 |
1,762 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
40.0 |
50.0 |
60.0 |
| Torque (ft-lbs) |
0.00 |
0.75 |
1.50 |
2.20 |
3.00 |
3.40 |
3.70 |
Leeson Motors
Regal Beloit
