On request
MARATHON ELECTRIC
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MARATHON ELECTRIC U351A
#U351A
On request
256TTFL16004 Close Coupled Pump Motor - 3 ph, 20 hp, 3600 rpm, 230/460 V, 256JM Frame, TEFC (Totally Enclosed Fan Cooled) Enclosure, 60 Hz, 3537 rpm Base RPM
Price on request — a consultant will confirm lead time and terms.
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MARATHON ELECTRIC — MARATHON ELECTRIC U351A
- NEMA JM pump shaft dimensions
- Mechanically locked on shaft end
- Continuous duty
Specifications
| Brand | MARATHON ELECTRIC |
| Category | PUMP MOTORS |
| Motor category | Close Coupled Pump Motor |
| Volts @ frequency | 230/460 @ 60 V, Hz |
| Motor phase | 3 ph |
| Shaft type | JM |
| Motor horsepower | 20 , 20.0 hp |
| Standards met | CE,UL Recognized,CSA |
| Synchronous rpm | 3600 rpm |
| Shaft diameter | 1.25 in |
| Motor supply voltage | 230/460 V |
| Shaft rotation | Reversible |
| Frame size | 256JM |
| Motor length less shaft | 13.75 in |
| Enclosure type | TEFC (Totally Enclosed Fan Cooled) |
| Overall length (c-dimension) | 27.27 in |
| Frequency rating | 60 Hz |
| Bearing type | Ball |
| Mounting type | Rigid Base |
| Drive end bearing size | 6309 |
| Assembly/box mounting | F1/F2 Capable |
| Opposite drive end bearing size | 6208 |
| Duty / condition type | Continous Duty |
| Opposite drive end bearing type | Ball |
| Thermal protection | None |
| Nema design class | B |
| Starting method | Across The Line |
| Service factor | 1.15 |
| Electrical type | Squirrel Cage Induction Run |
| Frame material | Aluminum |
| Kw | 14.9 kW |
| Insulation class | F |
| Full load efficiency | 0.924 |
| Ip rating | 43 |
| Ambient temperature range | 40 °C |
| Weight | 272 lbs |
| Base rpm | 3537 rpm |
| Manufacturer upc number | 722856054715 |
| Kva code | G |
| Manufacturer product page | https://www.regalbeloit.com/api/sitecore/Product/GeneratePack?model=256TTFL16004 |
| Motor orientation | Horizontal |
| Wiring diagram | https://ids.regalbeloit.com/drawingsearchcomponent/drawing.do?invoke=viewDrawingSearchResults&drawingNo=A-EE7308&displayType=pdf&rules=on&[email protected]&[email protected]&model=256TTFL16004 |
| Motor poles | 2-pole |
| 2d drawing | https://ids.regalbeloit.com/drawingsearchcomponent/drawing.do?invoke=viewDrawingSearchResults&drawingNo=B-SS321151-1375&displayType=pdf&rules=on&[email protected]&[email protected]&model=256TTFL16004 |
