MARATHON ELECTRIC L463A
MARATHON ELECTRIC
MARATHON ELECTRIC L463A
L463A PART NUMBER
449TTFS16374 General Purpose Motor - 3 ph, 300 hp, 1800 rpm, 460 V, 447/449T Frame, TEFC (Totally Enclosed Fan Cooled) Enclosure, 60 Hz, Rigid Base Mount, 1788 rpm Base RPM
QTY QUOTEMARATHON ELECTRIC - MARATHON ELECTRIC L463A
Meets or exceeds NEMA Premium® efficiencies
Inverter duty 10:1 variable torque and Constant torque, as noted
1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
Motor will accept a C-face kit
Class H insulation
Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower
12 Leads for WYE-DELTA, part winding on low voltage, or across-the-line starting
SPECIFICATIONS
| Motor Phase | 3 ph |
|---|---|
| Shaft Type | T |
| Motor Horsepower | 300 hp |
| Motor Length Less Shaft | 28.77 in |
| Synchronous Rpm | 1800 rpm |
| Ambient Temperature Range | 40 °C |
| Motor Supply Voltage | 460 V |
| Bearing Type | Ball Bearing |
| Frame Size | 447/449T |
| Opposite Drive End Bearing Type | Ball |
| Enclosure Type | TEFC (Totally Enclosed Fan Cooled) |
| Service Factor | 1.15 |
| Frequency Rating | 60 Hz |
| Frame Material | Cast Iron |
| Mounting Type | Rigid Base |
| Insulation Class | H |
| Base Rpm | 1788 rpm |
| Ip Rating | 43 |
| Assembly/Box Mounting | F1/F2 CAPABLE |
| Standards Met | CE,UL Recognized,CSA |
| Duty / Condition Type | Continuous Duty |
| Motor Design Code | B |
| Full Load Current | 341.00 A |
| Drive End Bearing Size | 6319 |
| Electrical Type | Squirrel Cage Inverter Rated |
| Opposite Drive End Bearing Size | 6318 |
| Full Load Efficiency | 0.962 |
| Overload Protector | No Overload Protector |
| Kva Code | G |
| Weight | 2834 lbs |
| Kw | 224 kW |
| Manufacturer Upc Number | 722856052261 |
| Motor Orientation | Horizontal |
| Motor Poles | 4 |
| Storage Dimension Height | 46 in |
| Number Of Speeds | 1 |
| Storage Dimension Width | 56 in |
| Starting Method | Part Wdg Start & Wye Start Delta Run Or Inverter |
| Storage Dimension Length | 32.86 in |
| Shaft Diameter | 3.375 in |
| Shaft Rotation | Reversible |
