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Alternate Products
- OPSB Enclosure
- 50 hp
- 60 Hz Frequency
- 326T Frame
applications
- Where continuous- or frequent-duty is required
- To conserve energy over extended time periods
features
- Copper windings
- Ball bearings
- Heavy-gauge steel frame with base seam welded
- F-2 mount
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
| Motor Application | General Purpose |
| Frame | 326T |
| HP | 50 |
| Open End Bearing | 6311 |
| C Face Kit | 42-1300 |
| Washdown Duty | No |
| Inverter Duty | Inverter Ready |
| Rotation | R |
| Power Factor | 87 |
| BALD Family Names | Premium Efficient, F-2 Mounting, Nema Premium™ |
| Epact Nominal Full Load Efficiency | 93 % |
| Multispeed | Single Speed |
| Product Line | RG |
| Mult. Sym. | L1 |
| Shaft Grounding | No |
| Frame Material | Steel |
| Synchronous | 1800 rpm |
| Service Factor | 1.15 |
| Voltage Rating | 460, 230 |
| Type | 4256M |
| Full Load Pf | 87 |
| Mounting | Rigid Base |
| Voltage | 230 V, 460 V |
| Phase | Three Phase |
| NEMA Design | A |
| Duty Cycle | Continuous |
| Speed | 1775 rpm |
| Full Load Efficiency | 94.5 % |
| Full Load rpm | 1775 rpm |
| Hz | 60 Hz |
| RPM | 1800 rpm |
| Efficiency | 94.5% |
| Overall Length | 27.69 in |
| Conduit Box Material | Steel |
| RefPicture | EFM2547T |
| Shaft Diameter | 2.13 in |
| End Plate | Standard |
| Poles | 4 |
| Enclosure Designation | OPSB - Open Slotted Band |
| Brake Feature | No |
| Rated Efficiency | 94.5 % |
| Frame Size | 326T |
| Shaft Rotation | Reversible |
| Drive End Bearing | 6312 |
| Standard | CSA EEV, NEMA_PREMIUM, UR, NEMA |
| Useable at 208V | Yes |
| Shaft Dia. | 2.125 in |
| Efficiency Group | Standard Efficient |
| Mount Type | F2 |
| Design | B |
| VoltCode | E1 |
| Ambient Temperature | 104 °F |
| Motor Shaft Size | 2 1/8 in |
| Full Load Current | 114/57 |
| Full Load Amps | 57 |
| Enclosure | OPSB |
| Motor Shaft Length | 5 1/4 in |
| Base | Rigid |
| Substitute Motor | EM2543T |
| Frequency | 60 Hz |
| Insulation Class | F |
| Mounting Style | F-2 |
| Weight | 464.999 LB |
| EAN or UPC | 781568173213 |
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![NEMA Premium]()
NEMA Premium
