MARATHON ELECTRIC E293

MARATHON ELECTRIC E293

MARATHON ELECTRIC

MARATHON ELECTRIC E293

E293 PART NUMBER

449TTFS16333 General Purpose Motor - 3 ph, 350 hp, 1800 rpm, 460 V, 447/449T Frame, TEFC (Totally Enclosed Fan Cooled) Enclosure, 60 Hz, Rigid Base Mount, 1785 rpm Base RPM

MARATHON ELECTRIC - MARATHON ELECTRIC E293

Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007

Suitable for use on a VFD. Variable Torque and Constant Torque (as noted)

1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power

F1 conduit box on Rigid Base, F3 on C-Face Footed (Rigid Base) motors

Bearing Current Protection (BCP), as noted

Shaft slinger, Class F insulation

C-Face Footed models are rated 60/50 Hz, same HP

Motors accept C-face kits, as noted


SPECIFICATIONS

Motor Phase 3 ph
Shaft Rotation Reversible
Motor Horsepower 350 hp
Shaft Type T
Synchronous Rpm 1800 rpm
Motor Length Less Shaft 28.75 in
Motor Supply Voltage 460 V
Overall Length (C-Dimension) 52.07 in
Frame Size 447/449T
Ambient Temperature Range 40 °C
Enclosure Type TEFC (Totally Enclosed Fan Cooled)
Bearing Type Roller
Frequency Rating 60 Hz
Opposite Drive End Bearing Type Ball
Mounting Type Rigid Base
Nema Design Class B
Base Rpm 1785 rpm
Service Factor 1.15
Assembly/Box Mounting F1/F2 Capable
Frame Material Cast Iron
Duty / Condition Type Continous Duty
Insulation Class H
Thermal Protection None
Ip Rating 43
Electrical Type Squirrel Cage Inverter Rated
Standards Met CE,UL Recognized,CSA
Full Load Efficiency 0.962
Drive End Bearing Size NU319
Kva Code G
Opposite Drive End Bearing Size 6318
Kw 260 kW
Manufacturer Upc Number 722856018625
Motor Orientation Horizontal
Manufacturer Product Page https://www.regalbeloit.com/api/sitecore/Product/GeneratePack?model=449TTFS16333
Motor Poles 4-pole
Wiring Diagram https://ids.regalbeloit.com/drawingsearchcomponent/drawing.do?invoke=viewDrawingSearchResults&drawingNo=A-EE7300U&displayType=pdf&rules=on&[email protected]&[email protected]&model=449TTFS16333
Starting Method Line Or Inverter
2D Drawing https://ids.regalbeloit.com/drawingsearchcomponent/drawing.do?invoke=viewDrawingSearchResults&drawingNo=B-SS550097-2875&displayType=pdf&rules=on&[email protected]&[email protected]&model=449TTFS16333
Volts @ Frequency 460 @ 60 V, Hz
Shaft Diameter 3.38 in
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RPM GROUP

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