Marathon Electric L471A Product Information Packet

PRODUCT INFORMATION PACKET

Model No: 449TTFS16102

Catalog No: L471A

250 HP, General Purpose Motors, 3 phase, 1200 RPM, 460 V,449TZ Frame, TEFC

Three Phase TEFC 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: 449TTFS16102, Catalog No:L471A 250 HP, General Purpose Motors, 3 phase, 1200 RPM, 460 V,449TZ Frame,
TEFC

Nameplate Specifications

Output HP 250 Hp Output KW 187.0 kW
Frequency 60 Hz Voltage 460 V
Current 324.0 A Speed 890 rpm
Service Factor 1 Phase 3
Efficiency 95 % Power Factor 76
Duty Continuous Insulation Class H
Design Code B KVA Code G
Frame 449TZ Enclosure Totally Enclosed Fan Cooled
Thermal Protection No Ambient Temperature 40 °C
Drive End Bearing Size NU322 Opp Drive End Bearing Size 6318
UL Recognized CSA Y
CE Y IP Code 43

Technical Specifications

Electrical Type Squirrel Cage Induction Run Starting Method Part Wdg Start & Wye Start Delta Run
Poles 8 Rotation Reversible
Resistance Main .0138 Ohms Mounting Rigid Base
Motor Orientation Horizontal Drive End Bearing Roller
Opp Drive End Bearing Ball Frame Material Cast Iron
Shaft Type Single Special Extension Overall Length 56.79 in
Frame Length 28.77 in Shaft Diameter 4.000 in
Shaft Extension 8.75 in Assembly/Box Mounting F1/F2 CAPABLE
Outline Drawing B-SS550789-2875 Connection Drawing A-EE7300BH

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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