Marathon Electric U653A Product Information Packet

PRODUCT INFORMATION PACKET

Model No: 256TTFC6031

Catalog No: U653A

20,1800,TEFC,256T,3/60/575

Totally Enclosed Fan Cooled (TEFC)

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

©2018 Regal Beloit Corporation, All Rights Reserved. MC017097E

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Product Information Packet: Model No: 256TTFC6031, Catalog No:U653A 20,1800,TEFC,256T,3/60/575

Nameplate Specifications

Output HP
Frequency 60 Hz Voltage 575 V
Current
Service Factor
Efficiency 93 % Duty Continous
Insulation Class
KVA Code G Frame 256T
Enclosure Totally Enclosed Fan Cooled Overload Protector No
Ambient Temperature
Opp Drive End Bearing Size 6308 UL Recognized
CSA
IP Code

20 Hp

20.0 A

1.15

F

40 °C

Y
43

Output KW

Speed
Phase

Design Code

Drive End Bearing Size

CE

14.9 kW

1770 rpm
3

B

6309

Y

Technical Specifications

Electrical Type
Poles 4 Rotation Reversible

Squirrel Cage Induction Run

Starting Method

Across The Line

Mounting
Drive End Bearing Ball Opp Drive End Bearing Ball
Frame Material Cast Iron Shaft Type T
Overall Length
Shaft Extension 4.25 in Assembly/Box Mounting F1/F2 Capable
Outline Drawing

Rigid base

24.92 in

16953860LN

Motor Orientation

Shaft Diameter

Connection Diagram

Horizontal

1.625 in

005190.01ME

This is an uncontrolled document once printed or downloaded and is subject to change without notice. Date Created: 07/02/2018

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