Description
LM28155 – Leeson 50 HP Elevator Duty Motor, 3 phase, 1200 RPM, 230/460 V, 365T Frame, ODP – LM28155
LM28155 Leeson Elevator 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: |
691720015544 |
Weight: |
800 LB |
| Packaged Length: |
36 IN |
Packaged Width: |
29 IN |
| Packaged Height: |
24.03 IN |
Nameplate Specifications
| Output HP: |
50 Hp |
Output KW: |
37.0 kW |
| Frequency: |
60 Hz |
Voltage: |
230/460 V |
| Current: |
129.0/64.5 A |
Speed: |
1188 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
93 % |
Power Factor: |
78 |
| Duty: |
Elevator |
Insulation Class: |
F |
| Design Code: |
INV |
KVA Code: |
L |
| Frame: |
365T |
Enclosure: |
Drip Proof |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
313 |
Opp Drive End Bearing Size: |
311 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
22 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Inverter Duty |
Starting Method: |
Wye Start Delta Run Or Inverter |
| Poles: |
6 |
Rotation: |
Reversible |
| Resistance Main: |
.084 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: |
32.56 in |
| Frame Length: |
16.48 in |
Shaft Diameter: |
2.375 in |
| Shaft Extension: |
5.88 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 |
488.00 |
757.0 |
604.00 |
273.0 |
900 |
|
|
50.00 |
| Pull-Up |
517.00 |
802.0 |
546.00 |
247.0 |
600 |
|
|
50.00 |
| Full Load |
64.50 |
100.0 |
221.00 |
100.0 |
1,188 |
|
|
50.00 |
| Break-Down |
345.00 |
535.0 |
880.00 |
398.0 |
1,075 |
|
66.5 |
50.00 |
| Locked-Rotor |
574.00 |
890.0 |
575.00 |
260.0 |
0 |
|
32.0 |
50.00 |
| 1/3 |
545.00 |
845.0 |
489.00 |
221.0 |
300 |
|
|
50.00 |
| No Load |
32.00 |
50.0 |
0.00 |
0.0 |
1,200 |
|
|
50.00 |
Load Characteristics
| % of Rated Load |
0 % |
25 % |
50 % |
75 % |
100 % |
150 % |
200 % |
275 % |
| Current (Amps) |
32.00 |
36.50 |
43.50 |
53.00 |
64.50 |
92.50 |
119.00 |
172.00 |
| Rated Output (KW) |
1.60 |
11.00 |
20.50 |
30.00 |
40.00 |
61.50 |
80.00 |
112.00 |
| Efficiency (%) |
0.0 |
85.5 |
90.2 |
92.4 |
93.0 |
92.4 |
91.7 |
88.5 |
| Power Factor (%) |
6.5 |
37.5 |
59.4 |
71.5 |
78.0 |
83.5 |
84.0 |
82.0 |
| Speed (RPM) |
1,200 |
1,197 |
1,194 |
1,191 |
1,188 |
1,180 |
1,173 |
1,158 |
| Temp. Rise @ FL |
0.0 |
0.0 |
0.0 |
0.0 |
100.0 |
0.0 |
0.0 |
0.0 |
| Torque (ft-lbs) |
0.00 |
55.00 |
110.00 |
165.00 |
221.00 |
340.00 |
440.00 |
608.00 |
Leeson Motors
Regal Beloit
