MARATHON ELECTRIC U1880
MARATHON ELECTRIC
MARATHON ELECTRIC U1880
U1880 PART NUMBER
444TTTN16535 Cooling Tower Motor - 3 ph Phase, 125 hp, 1800 rpm, 460 V, 444TV Frame, TEAO (Totally Enclosed Air Over) Enclosure, 60 Hz
QTY QUOTEMARATHON ELECTRIC - MARATHON ELECTRIC U1880
Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration
Internal and external epoxy paint
MAX GUARD® Class F insulation system
1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
Rated 60/50 hertz, 190/380 or 380 volt at next lower horsepower
Extended grease tubes, regreasable in service
T-drains provided for effective drainage (Installed in both endshields)
Suitable for all angle mounting
Suitable for 20:1 VT and 20:1 CT on VFD
SPECIFICATIONS
| Motor Category | Cooling Tower Motor |
|---|---|
| Volts @ Frequency | 460 @ 60 V, Hz |
| Motor Phase | 3 ph |
| Shaft Type | T |
| Motor Horsepower | 125 hp |
| Shaft Diameter | 3.38 in |
| Synchronous Rpm | 1800 rpm |
| Shaft Rotation | Reversible |
| Motor Supply Voltage | 460 V |
| Motor Length Less Shaft | 2.25 in |
| Frame Size | 444TV |
| Overall Length (C-Dimension) | 40.05 in |
| Enclosure Type | TEAO (Totally Enclosed Air Over) |
| Bearing Type | Ball |
| Frequency Rating | 60 Hz |
| Drive End Bearing Size | 6318 |
| Duty / Condition Type | Continous Air Over |
| Opposite Drive End Bearing Size | 6316 |
| Assembly/Box Mounting | F1/F2 Capable |
| Opposite Drive End Bearing Type | Ball |
| Mounting Type | Rigid Base |
| Nema Design Class | B |
| Base Rpm | 1785 rpm |
| Service Factor | 1.15 |
| Thermal Protection | None |
| Frame Material | Cast Iron |
| Ambient Temperature Range | 40 °C |
| Insulation Class | F |
| Electrical Type | Squirrel Cage Inverter Rated |
| Ip Rating | 56 |
| Kva Code | G |
| Standards Met | CE,UL Recognized,CSA |
| Starting Method | Part Wdg Start & Wye Start Delta Run Or Inverter |
| Manufacturer Product Page | https://www.regalbeloit.com/api/sitecore/Product/GeneratePack?model=444TTTN16535 |
| Kw | 93 kW |
| Manufacturer Upc Number | 722856132321 |
| Full Load Efficiency | 0.954 |
| 2D Drawing | https://ids.regalbeloit.com/drawingsearchcomponent/drawing.do?invoke=viewDrawingSearchResults&drawingNo=B-SS555819-2025&displayType=pdf&rules=on&[email protected]&[email protected]&model=444TTTN16535 |
| Motor Orientation | Horizontal or Up/Down |
| Wiring Diagram | https://ids.regalbeloit.com/drawingsearchcomponent/drawing.do?invoke=viewDrawingSearchResults&drawingNo=A-EE7300BH&displayType=pdf&rules=on&[email protected]&[email protected]&model=444TTTN16535 |
| Motor Poles | 4-pole |
