Marathon Electric 449TTFS6538 Product Information Packet

PRODUCT INFORMATION PACKET

Model No: 449TTFS6538

Catalog No: E690

250,1800,TEFC,447/9T,3/60/460

Severe Duty

Regal and Marathon are trademarks of Regal Beloit Corporation or one of its affiliated companies.

©2018 Regal Beloit Corporation, All Rights Reserved. MC017097E

1 of 6

Product Information Packet: Model No: 449TTFS6538, Catalog No:E690 250,1800,TEFC,447/9T,3/60/460

Nameplate Specifications

Output HP
Frequency 60 Hz Voltage 460 V
Current
Service Factor
Efficiency 96.5 % Duty Continous
Insulation Class
KVA Code G Frame 447/449T
Enclosure Totally Enclosed Fan Cooled Overload Protector No
Ambient Temperature
Opp Drive End Bearing Size 6318 UL Recognized
CSA
IP Code

250 Hp

285.0 A

1.15

H

40 °C

Y
54

Output KW

Speed
Phase

Design Code

Drive End Bearing Size

CE

187.0 kW

1785 rpm
3

B

NU319

Y

Technical Specifications

Electrical Type
Poles 4 Rotation Reversible

Squirrel Cage Inverter Rated

Starting Method

Line Or Inverter

Mounting
Drive End Bearing Roller Opp Drive End Bearing Ball
Frame Material Cast Iron Shaft Type T
Overall Length
Shaft Diameter 3.375 in Shaft Extension 8.81 in
Assembly/Box Mounting
Outline Drawing

Rigid base

51.84 in

F1/F2 Capable
B-SS515631-2875

Motor Orientation

Frame Length

Connection Diagram

Horizontal

28.75 in

A-EE7300U

This is an uncontrolled document once printed or downloaded and is subject to change without notice. Date Created: 06/29/2018

2 of 6