LEESON General Purpose Motor, 2 & 1.50 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 1800 & 1500 RPM, 145TC Frame, TEFC - N612A
Part #:145TTWR6026
Catalog #:N612A
Model #:145TTWR6026A
KEY FEATURES
- Suitable for 10:1 CT 60 minute duty, otherwise 2:1 CT
- IRIS® Class F insulation system, F1 mounting only, cannot reassemble to F2
- 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
- Double sealed ball bearings
- 303 Stainless steel shaft with spring loaded contact seals in each endshield (Drive end only on TENV motors)
- Stainless steel conduit box cover, nameplate, fan guard (TEFC) and hardware
- Cast oversized conduit box with high temperature nitrile gaskets and threaded entrance
- Plugged drain holes in each endshield for all angle mounting
- Internal corrosion resistant coatings on frame, base, endshields, rotor and stator
- As of 4/30/24 this product is now listed as LEESON® brand due to <a href="https://investors.regalrexnord.com/investors/ir-news/press-release-details/2024/Regal-Rexnord-Corporation-Closes-The-Sale-Of-Its-Industrial-Motors--Generators-Business-To-WEG/default.aspx">the divestiture of the Industrial Business.</a>
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Product Specifications
Nameplate Specifications
| Phase: | 3 | Output HP: | 2 & 1.50 Hp |
| Output KW: | 1.5 & 1.1 kW | Voltage: | 230/460 & 190/380 V |
| Speed: | 1745 & 1435 rpm | Service Factor: | 1.15 & 1.15 |
| Frame: | 145TC | Enclosure: | Totally Enclosed Fan Cooled |
| Thermal Protection: | No Protection | Efficiency: | 86.5 & 84 % |
| Ambient Temperature: | 40 °C | Frequency: | 60 & 50 Hz |
| Current: | 5.8/2.9 & 6/3 A | Power Factor: | 75.6 |
| Duty: | Continuous | Insulation Class: | F |
| Design Code: | B | KVA Code: | L |
| Drive End Bearing Size: | 6205 | Opp Drive End Bearing Size: | 6203 |
| UL: | Recognized | CSA: | Y |
| CE: | Y | IP Code: | 55 |
| Number of Speeds: | 1 |
Technical Specifications
| Electrical Type: | Squirrel Cage Induction Run | Starting Method: | Across The Line |
| Poles: | 4 | Rotation: | Reversible |
| Resistance Main: | 6 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: | 13.72 in |
| Frame Length: | 8.00 in | Shaft Diameter: | 0.875 in |
| Shaft Extension: | 2 in | Assembly/Box Mounting: | F1 ONLY |
General Specifications
| UPC: | 722856029539 | Weight: | 48.00 LB |
| Packaged Length: | 19.50 IN | Packaged Width: | 10.44 IN |
| Packaged Height: | 10.88 IN | HTC: | 8501.52.4000 |
| Country of Origin: | United States of America |
Speed Characteristics
| Curvepoint | Current (Amps) | Current (%) | Torque (ft-lbs) | Torque (%) | Speed (RPM) | Rated Output (KW) | Power Factor (%) | Rated Output (Hp) |
| Full Load | 2.00 | 100.0 | 6.00 | 100.0 | 1,757 | 1.70 | 72.1 | 2.00 |
| Locked-Rotor | 26.58 | 1,329.0 | 24.60 | 410.0 | 0 | 14.36 | 0.0 | 2.00 |
| Break-Down | 19.17 | 958.0 | 28.80 | 480.0 | 1,100 | 12.00 | 0.0 | 2.00 |
| Pull-Up | 25.37 | 1,268.0 | 24.60 | 410.0 | 120 | 14.10 | 0.0 | 2.00 |
Load Characteristics
| % of Rated Load | 0 % | 25 % | 50 % | 75 % | 100 % | 115 % | 125 % | 150 % |
| Current (Amps) | 1.70 | 1.90 | 2.20 | 2.60 | 2.90 | 3.20 | 3.50 | 4.10 |
| Rated Output (KW) | 0.10 | 0.50 | 0.95 | 1.35 | 1.75 | 2.00 | 2.15 | 2.60 |
| Efficiency (%) | 0.0 | 74.5 | 83.5 | 85.5 | 86.5 | 86.0 | 85.5 | 84.0 |
| Power Factor (%) | 7.0 | 33.5 | 52.0 | 64.0 | 75.6 | 76.5 | 77.5 | 80.5 |
| Speed (RPM) | 1,800 | 1,785 | 1,775 | 1,762 | 1,745 | 1,740 | 1,730 | 1,718 |
| Temp. Rise @ FL | 0.0 | 0.0 | 0.0 | 0.0 | 55.0 | 75.0 | 85.0 | 0.0 |
| Torque (ft-lbs) | 0.00 | 1.50 | 3.00 | 4.50 | 6.00 | 6.90 | 7.50 | 9.00 |