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Leeson 121929.00 3 HP, 3490 RPM three-phase general purpose motor with a 145TC NEMA frame and Totally Enclosed Fan Cooled (TEFC) enclosure. Operates on 230/460V at 60 Hz with 1.15 service factor. Rolled steel frame, Class F insulation, UL and CSA listed. Suitable for a wide range of industrial applications.
MODEL 121929.00
$701.19 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Current
8.0/4.0
Design code
A
Drive End Bearing Size
6205
Drive End Bearing Type
Ball
Duty
Continuous
Efficiency
86.5
Electrical type
Squirrel Cage Induction Run
Enclosure
TEFC
Frame
145TC
Frame Length
8
Frame Material
Rolled Steel
Frequency
60
Height
10.88
HP
3
Hz
60
Insulation Class
F
IP code
43
KVA code
N
KW
2.2
Length
19.5
Motor orientation
Horizontal
Number of Poles
2
Number of speeds
1
Opp. Drive End Bearing Size
6203
Opp. Drive End Bearing Type
Ball
Phase
3
Power factor
86
Resistance main
3.83
RPM
3400 - 3600
Service factor
1.15
Shaft Diameter
0.875
Shaft Length
2.25
Shaft type
T
Speed [Max]
3490
Starting method
Across The Line
Thermal protection
Thermostat
UL
Recognized
Voltage
230/460
Width
10.44
Engineering Data
| Volts | 208-230 | ||||
|---|---|---|---|---|---|
| Volts | 460 | ||||
| F. L. Amps | 8.8-8 | ||||
| F. L. Amps | 4 | ||||
| S. F Amps | 10.1-9.2 | ||||
| S. F Amps | 4.6 | ||||
| RPM | 3600 | ||||
| Hertz | 60 | ||||
| HP | 3 | ||||
| Duty | CONTINUOUS | ||||
| TYPE | TF | ||||
| KW | 2.24 | ||||
| Frame | 145TC | ||||
| Serv. Factor | 1.15 | ||||
| Phase | 3 | ||||
| Max Amb | 40 | ||||
| Design | A | ||||
| Code | N | ||||
| Insul Class | F | ||||
| Protection | NOT | ||||
| Therm. Prot. | 9700K46 | ||||
| Eff 100% | 86.5 | ||||
| PF | 86 | ||||
| UL | Y-(LEESON UL REC) | ||||
| CSA | Yes | ||||
| Bearing OPE | 6203 | ||||
| CC Number | CC005A | ||||
| CE | Yes | ||||
| Bearing PE | 6205 | ||||
| Speed Range | NONE | ||||
| Motor Wt. | 49 LB | ||||
| Enclosure | TEFC | ||||
| Lubrication | POLYREX EM | ||||
| Nameplate | 993500 | ||||
| Mounting | RIGID | ||||
| Rotation | REV | ||||
| Assembly | NONE | ||||
| Shaft Dia. | 7/8 IN | ||||
| Ext. Diag. | 005010.20 | ||||
| Outline | 028911-800 | ||||
| Packaging | B | ||||
| Winding | T632209 | ||||
| Carton Label | Leeson Wattsaver | ||||
| GROUP: | 3 | ||||
| Paint | 305056.01 | ||||
| Test Card | 01 | ||||
| Hazardous Loc | NONE | ||||
Performance
| Torque UOM | LB-FT | |||
|---|---|---|---|---|
| Inertia (WK²) | . 09 LB-FT^2 | |||
| Torque | 5.25(Full Load) | 24(Break Down) | 18.2(Pull Up) | 18.6(Locked Rotor) |
| CURRENT (amps) | 4.4(Full Load) | 0(Break Down) | 0(Pull Up) | 45(Locked Rotor) |
| Efficiency (%) | 0(Full Load) | 86(75% Load) | 84.2(50% Load) | 76.4(25% Load) |
| PowerFactor | 0(Full Load) | 82.2(75% Load) | 72.7(50% Load) | 52.4(25% Load) |
Load Curve Data @60 Hz, 460 Volts, 3 Horsepower
| Load | Amps | KW | RPM | Torque | EFF | PF | Rise By Resis | Frame Rise |
|---|---|---|---|---|---|---|---|---|
| 0.0 | 1.9 | 0.27 | 3498 | 0.0 | 0.0 | 17.8 | 0.0 | - |
| 0.25 | 2.0 | 0.752 | 3577 | 1.1 | 74.3 | 47.2 | 0.0 | - |
| 0.5 | 2.5 | 1.347 | 3555 | 2.22 | 83.2 | 67.6 | 0.0 | - |
| 0.75 | 3.1 | 1.957 | 3532 | 3.34 | 85.6 | 79.2 | 0.0 | - |
| 1.0 | 4.0 | 2.58 | 3506 | 4.5 | 86.9 | 81.0 | 60.0 | - |
| 1.25 | 4.7 | 3.24 | 3481 | 5.66 | 86.4 | 86.5 | 0.0 | - |
| 1.5 | 5.5 | 3.92 | 3454 | 6.84 | 85.6 | 89.5 | 0.0 | - |
Source: calculated group: 3
When your electric motor fails, it is important to ask the main question: “Do you buy a new one or repair the current one” If you decide to buy a new motor, the first step should be to understand its design and how it works. Then, you should follow the outlined five steps to pick the perfect fit for your appliance.
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#699257
Brand
Baldor
Model
CEM3559T
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Item must be in it's original package.
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