MARATHON ELECTRIC L428A
MARATHON ELECTRIC
MARATHON ELECTRIC L428A
L428A PART NUMBER
444TTFN16102 General Purpose Motor - 3 ph, 75 hp, 1200 rpm, 460 V, 444T Frame, TEFC (Totally Enclosed Fan Cooled) Enclosure, 60 Hz, Rigid Base Mount, 890 rpm Base RPM
QTY QUOTEMARATHON ELECTRIC - MARATHON ELECTRIC L428A
Frame constructions are heavy gauge steel or Aluminum, as noted
Nameplated 60/50 hertz at next lowest horsepower
Will accept C-Face Kits as noted, also see Accessories section
Severe duty kits available, see Accessories section
Shaft slinger, Regreasable bearings (182T and larger), lead lugs (364T and larger), and bearing caps on 444T and larger
SPECIFICATIONS
| Motor Phase | 3 ph |
|---|---|
| Shaft Rotation | Reversible |
| Motor Horsepower | 75.0 , 75 hp |
| Shaft Type | T |
| Synchronous Rpm | 1200 rpm |
| Motor Length Less Shaft | 18.25 in |
| Motor Supply Voltage | 460 V |
| Overall Length (C-Dimension) | 41.34 in |
| Frame Size | 444T |
| Ambient Temperature Range | 40 °C |
| Enclosure Type | TEFC (Totally Enclosed Fan Cooled) |
| Bearing Type | Ball |
| Frequency Rating | 60 Hz |
| Opposite Drive End Bearing Type | Ball |
| Mounting Type | Rigid Base |
| Nema Design Class | B |
| Base Rpm | 890 rpm |
| Service Factor | 1.15 |
| Assembly/Box Mounting | F1/F2 Capable |
| Frame Material | Cast Iron |
| Duty / Condition Type | Continous Duty |
| Insulation Class | F |
| Thermal Protection | None |
| Ip Rating | 43 |
| Electrical Type | Squirrel Cage Induction Run |
| Standards Met | CE,UL Recognized,CSA |
| Full Load Efficiency | 0.936 |
| Drive End Bearing Size | 6318 |
| Kva Code | F |
| Opposite Drive End Bearing Size | 6316 |
| Kw | 56 kW |
| Manufacturer Upc Number | 722856006073 |
| Motor Orientation | Horizontal |
| Manufacturer Product Page | https://www.regalbeloit.com/api/sitecore/Product/GeneratePack?model=444TTFN16102 |
| Motor Poles | 8-pole |
| Wiring Diagram | https://ids.regalbeloit.com/drawingsearchcomponent/drawing.do?invoke=viewDrawingSearchResults&drawingNo=A-EE7300&displayType=pdf&rules=on&[email protected]&[email protected]&model=444TTFN16102 |
| Starting Method | Across The Line |
| 2D Drawing | https://ids.regalbeloit.com/drawingsearchcomponent/drawing.do?invoke=viewDrawingSearchResults&drawingNo=B-SS513797-1825&displayType=pdf&rules=on&[email protected]&[email protected]&model=444TTFN16102 |
| Volts @ Frequency | 460 @ 60 V, Hz |
| Shaft Diameter | 3.38 in |
