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U.S. Motors
U12S3AC
General Purpose Three Phase, TEFC Steel Edge™ C-Face Footed Motor
Item #101678730
- TEFC Enclosure
- 1/2 hp
- 60 Hz Frequency
- 56C Frame
applications
- General-purpose applications
- Pumps
- Compressors
- Fans
- Conveyors
- Machine tools
- Blowers
- Speed reducers
features
- Ball bearings
- Copper windings
- Mounts in any position
- Heavy-gauge steel frame
caution
- Motors misapplied in hazardous environments can cause a fire or explosion, resulting in destruction of property, serious injury or death
- Only the end user or a qualified underwriter is to identify and select the proper class, group, division and temperature code motor to meet the requirements of each installation
- Service center personnel can advise what listings and approvals motors carry, but cannot evaluate nor recommend what motors may be suitable for use in hazardous environments
| Base | Rigid |
| Phase | Three Phase |
| Open End Bearing | 6203 |
| Full Load rpm | 1140 rpm |
| Voltage | 200 V |
| Standard | CSA, UR, NEMA |
| Ambient Temperature | 104 °F |
| Design | B |
| Useable at 208V | Yes |
| Mounting | C-Face - With Base |
| Mount Type | F1 |
| Mounting Style | F-1 |
| Enclosure Designation | TEFC - Totally Enclosed Fan Cooled |
| Brake Feature | No |
| Efficiency | 72% |
| Multispeed | Single Speed |
| Voltage Rating | 460, 230 |
| Rated Efficiency | 72 % |
| NEMA Design | B |
| Full Load Amps | 1.2 |
| Full Load Current | 2.4/1.2 |
| Speed | 1140 rpm |
| Frame Size | 56C |
| Mult. Sym. | K |
| Drive End Bearing | 6203 |
| Power Factor | 55 |
| Full Load Pf | 55 |
| Shaft Grounding | No |
| Frame | 56C |
| Duty Cycle | Continuous |
| Frequency | 60 Hz |
| End Plate | C-Face |
| Frame Material | Steel |
| Washdown Duty | No |
| Synchronous | 1200 rpm |
| Shaft Diameter | 0.63 in |
| RefPicture | CM |
| Full Load Efficiency | 72 % |
| Product Line | RG |
| Shaft Dia. | 0.625 in |
| Motor Shaft Size | 5/8 in |
| Motor Shaft Length | 1 7/8 in |
| HP | 1/2 |
| RPM | 1200 rpm |
| Service Factor | 1.25 |
| Overall Length | 11.35 in |
| BALD Family Names | C-Face |
| Shaft Rotation | Reversible |
| Type | 3418M |
| Enclosure | TEFC |
| Motor Application | General Purpose |
| Insulation Class | B |
| Substitute Motor | CM3543 |
| Rotation | R |
| Hz | 60 Hz |
| Efficiency Group | Standard Efficient |
| Poles | 6 |
| VoltCode | E1 |
| Weight | 23.0 LB |
| EAN or UPC | 781568110133 |
