Description
LM28898 – Leeson 50 HP Elevator Duty Motor, 3 phase, 1800 RPM, 230/460 V, 324T Frame, ODP – LM28898
LM28898 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: |
691720103227 |
Weight: |
466 LB |
Nameplate Specifications
| Output HP: |
50 Hp |
Output KW: |
37.3 kW |
| Frequency: |
60/60 Hz |
Voltage: |
230/460 V |
| Current: |
130.0/65.0 A |
Speed: |
1780 rpm |
| Service Factor: |
1 |
Phase: |
3 |
| Efficiency: |
92.4 % |
Power Factor: |
78 |
| Duty: |
120/80 Starts/Hour |
Insulation Class: |
F |
| Design Code: |
INV |
KVA Code: |
G |
| Frame: |
324T |
Enclosure: |
Drip Proof |
| Thermal Protection: |
No |
Ambient Temperature: |
40 °C |
| Drive End Bearing Size: |
311 |
Opp Drive End Bearing Size: |
309 |
| UL: |
Recognized |
CSA: |
Y |
| CE: |
Y |
IP Code: |
12 |
Technical Specifications
| Electrical Type: |
Squirrel Cage Induction Run |
Starting Method: |
Wye Start Delta Run |
| Poles: |
4 |
Rotation: |
Reversible |
| Resistance Main: |
.176 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: |
25.82 in |
| Frame Length: |
15.07 in |
Shaft Diameter: |
2.125 in |
| Shaft Extension: |
5.25 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) |
| Full Load |
53.00 |
100.0 |
118.00 |
100.0 |
1,785 |
|
|
40.00 |
| 2/3 |
245.00 |
462.0 |
340.00 |
288.0 |
1,200 |
|
|
40.00 |
| Pull-Up |
260.00 |
491.0 |
225.00 |
191.0 |
900 |
|
|
40.00 |
| Break-Down |
160.00 |
302.0 |
270.00 |
229.0 |
1,715 |
|
65.0 |
40.00 |
| No Load |
24.00 |
45.0 |
0.00 |
0.0 |
1,800 |
|
|
40.00 |
| Locked-Rotor |
290.00 |
547.0 |
250.00 |
212.0 |
0 |
|
38.5 |
40.00 |
| 1/3 |
275.00 |
519.0 |
210.00 |
178.0 |
600 |
|
|
40.00 |
Leeson Motors
Regal Beloit
