Description
LM21844 – Leeson 5 HP Automotive Duty Motor, 3 phase, 1200 RPM, 460 V, 254UC Frame, TEFC – LM21844
LM21844 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: |
691720023167 |
Weight: |
260 LB |
| Packaged Length: |
16.38 IN |
Packaged Width: |
10.5 IN |
| Packaged Height: |
8.12 IN |
Nameplate Specifications
| Output HP: |
5 Hp |
Output KW: |
3.7 kW |
| Frequency: |
60 Hz |
Voltage: |
460 V |
| Current: |
6.7 A |
Speed: |
1175 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
90.2 % |
Power Factor: |
76 |
| Duty: |
Continuous |
Insulation Class: |
F |
| Design Code: |
B |
KVA Code: |
H |
| Frame: |
254UC |
Enclosure: |
Totally Enclosed Fan Cooled |
| Thermal Protection: |
No |
Ambient Temperature: |
65 °C |
| Drive End Bearing Size: |
309 |
Opp Drive End Bearing Size: |
210 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
43 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Across The Line |
| Poles: |
6 |
Rotation: |
Reversible |
| Resistance Main: |
1.92 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: |
23.77 in |
| Frame Length: |
10.50 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) |
| 2/3 |
40.00 |
597.0 |
48.00 |
214.0 |
800 |
|
|
5.00 |
| Locked-Rotor |
46.00 |
687.0 |
48.00 |
214.0 |
0 |
|
42.0 |
5.00 |
| Full Load |
6.70 |
100.0 |
22.40 |
100.0 |
1,175 |
|
|
5.00 |
| Pull-Up |
43.00 |
642.0 |
42.00 |
188.0 |
550 |
|
|
5.00 |
| No Load |
3.50 |
52.0 |
0.00 |
0.0 |
1,200 |
|
|
5.00 |
| Break-Down |
27.50 |
410.0 |
69.50 |
310.0 |
1,025 |
|
68.0 |
5.00 |
| 1/3 |
45.00 |
672.0 |
40.00 |
179.0 |
200 |
|
|
5.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
115 % |
125 % |
| Current (Amps) |
3.50 |
3.80 |
4.50 |
5.50 |
6.70 |
7.60 |
8.10 |
| Rated Output (KW) |
0.25 |
1.20 |
2.20 |
3.20 |
4.20 |
4.80 |
5.20 |
| Efficiency (%) |
0.0 |
81.5 |
88.5 |
90.2 |
90.2 |
90.2 |
89.5 |
| Power Factor (%) |
7.0 |
37.0 |
57.0 |
70.0 |
76.0 |
78.0 |
80.0 |
| Speed (RPM) |
1,200 |
1,195 |
1,188 |
1,182 |
1,175 |
1,172 |
1,168 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
35.0 |
45.0 |
55.0 |
| Torque (ft-lbs) |
0.00 |
5.50 |
11.00 |
16.80 |
22.40 |
25.80 |
28.00 |
Leeson Motors
Regal Beloit
