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Leeson
121181.00
2 HP General Purpose Motor, 3 phase, 1800 RPM, 230/460 V, 145TC Frame, TEFC
Leeson 121181.00 2 HP General Purpose Motor, 3 phase, 1800 RPM, 230/460 V, 145TC Frame, TEFCMODEL 121181.00
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$677.93 Each
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Hz
60/50
Shaft Diameter
0.875
Insulation Class
F
Efficiency
86.5
Frame
145TC
RPM
1700 - 1800
HP
2
Drive End Bearing Type
Ball
Opp. Drive End Bearing Size
6203
Opp. Drive End Bearing Type
Ball
Frequency
60
Frame Material
Rolled Steel
Drive End Bearing Size
6205
Shaft Length
2.25
Phase
3
KW
1.5
Number of Poles
4
Enclosure
TEFC
Voltage
230/460
Engineering Data
Volts | 208-230 | ||||
---|---|---|---|---|---|
Volts | 460 | ||||
Volts | 190/380 | ||||
F. L. Amps | 6-5.8 | ||||
F. L. Amps | 2.9 | ||||
F. L. Amps | 6.8/3.4 | ||||
S. F Amps | 7.3-7 | ||||
S. F Amps | 3.5 | ||||
S. F Amps | 8/4 | ||||
RPM | 1800 | ||||
Hertz | 60/50 | ||||
HP | 2 | ||||
Duty | CONTINUOUS | ||||
TYPE | TF | ||||
KW | 1.49 | ||||
Frame | 145TC | ||||
Serv. Factor | 1.25 | ||||
Phase | 3 | ||||
Max Amb | 40 | ||||
Design | B | ||||
Code | L | ||||
Insul Class | F | ||||
Protection | AUTOMATIC | ||||
Therm. Prot. | 9700K46 | ||||
Eff 100% | 86.5 | ||||
PF | 75.6 | ||||
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 | ||||
Shaft Dia. | 7/8 IN | ||||
Ext. Diag. | 005010.20 | ||||
Outline | 028911-800 | ||||
Packaging | B | ||||
Winding | T634340 | ||||
Carton Label | Leeson Wattsaver | ||||
GROUP: | 3 | ||||
Paint | 305056.01 | ||||
Test Card | 01 | ||||
Hazardous Loc | NONE |
Performance
Torque UOM | LB-FT | |||
---|---|---|---|---|
Inertia (WK²) | . 16 LB-FT^2 | |||
Torque | 6(Full Load) | 28.8(Break Down) | 24.6(Pull Up) | 24.6(Locked Rotor) |
CURRENT (amps) | 2(Full Load) | 19.17(Break Down) | 25.37(Pull Up) | 26.58(Locked Rotor) |
Efficiency (%) | 0(Full Load) | 85.7(75% Load) | 83.5(50% Load) | 74.5(25% Load) |
PowerFactor | 72.1(Full Load) | 64(75% Load) | 51.9(50% Load) | 33.4(25% Load) |
Load Curve Data @60/50 Hz, 460 Volts, 2 Horsepower
Load | Amps | KW | RPM | Torque | EFF | PF | Rise By Resis | Frame Rise |
---|---|---|---|---|---|---|---|---|
0.0 | 1.7 | 0.096 | 1798 | 0.0 | 0.0 | 7.0 | 0.0 | - |
0.25 | 1.92 | 0.511 | 1787 | 1.5 | 74.5 | 33.4 | 0.0 | - |
0.5 | 2.19 | 0.906 | 1774 | 3.0 | 83.5 | 51.9 | 0.0 | - |
0.75 | 2.58 | 1.316 | 1763 | 4.5 | 85.7 | 64.0 | 0.0 | - |
1.0 | 3.01 | 1.726 | 1751 | 6.0 | 86.5 | 72.0 | 53.0 | - |
1.25 | 3.5 | 2.156 | 1732 | 7.5 | 85.6 | 77.3 | 85.0 | - |
1.5 | 4.05 | 2.592 | 1717 | 9.0 | 84.7 | 80.3 | 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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