Marathon Electric 449TTFS36649 Product Information Packet

PRODUCT INFORMATION PACKET

Model No: 449TTFS36649

Catalog No: U884A

250 HP, Severe Duty Motor, 3 phase, 1800 RPM, 460 V,449T Frame, TEFC

Low Voltage NEMA Cooling Tower Motors

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

©2020 Regal Beloit Corporation, All Rights Reserved. MC017097E

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Product Information Packet: Model No: 449TTFS36649, Catalog No:U884A 250 HP, Severe Duty Motor, 3 phase, 1800 RPM, 460 V,449T Frame, TEFC

Nameplate Specifications

Output HP 250 Hp Output KW 187.0 kW
Frequency 60 Hz Voltage 460 V
Current 285.0 A Speed 1785 rpm
Service Factor 1.15 Phase 3
Efficiency 96.5 % Power Factor 86
Duty Continuous Insulation Class F
Design Code B KVA Code G
Frame 449T Enclosure Totally Enclosed Fan Cooled
Thermal Protection No Ambient Temperature 40 °C
Drive End Bearing Size 6319 Opp Drive End Bearing Size 6318
UL Recognized CSA Y
CE Y IP Code 55

Technical Specifications

Electrical Type Squirrel Cage Induction Run Starting Method Across The Line
Poles 4 Rotation Reversible
Resistance Main .0107 Ohms Mounting Rigid Base
Motor Orientation Horizontal Drive End Bearing Ball
Opp Drive End Bearing Ball Frame Material Cast Iron
Shaft Type T Overall Length 51.84 in
Frame Length 28.77 in Shaft Diameter 3.375 in
Shaft Extension 8.81 in Assembly/Box Mounting F1/F2 CAPABLE
Connection Drawing A-EE7300U Outline Drawing B-SS515631-2875

This is an uncontrolled document once printed or downloaded and is subject to change without notice. Date Created:06/11/2020

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