Marathon Electric Y1611 Product Information Packet

PRODUCT INFORMATION PACKET

Model No: 256TTFNA14071

Catalog No: Y1611

20,1800,TEFC,256T,3/60/230/460

Fire Pump

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©2018 Regal Beloit Corporation, All Rights Reserved. MC017097E

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Product Information Packet: Model No: 256TTFNA14071, Catalog No:Y1611 20,1800,TEFC,256T,3/60/230/460

Nameplate Specifications

Output HP
Frequency 60 Hz Voltage 230/460 V
Current
Service Factor
Efficiency 91 % Duty Continuous
Insulation Class
KVA Code F Frame 256T
Enclosure Totally Enclosed Fan Cooled Overload Protector No
Ambient Temperature
Opp Drive End Bearing Size 6210 UL No
CSA
IP Code

20 Hp

50.0/25.0 A

1.15

F

40 °C

Y
43

Output KW

Speed
Phase

Design Code

Drive End Bearing Size

CE

14.9 kW

1765 rpm
3

B

6309

Y

Technical Specifications

Electrical Type

Poles 4 Rotation Reversible

Squirrel Cage Induction Run

Starting Method

Part Wdg Start Low Volt Only & Wye Start
Delta Run

Mounting
Drive End Bearing BALL Opp Drive End Bearing BALL
Frame Material Cast Iron Shaft Type T
Overall Length
Shaft Diameter 1.625 in Shaft Extension 4.20 in
Assembly/Box Mounting F1/F2 CAPABLE
Outline Drawing

Rigid base

25.27 in

B-SS203015-1225

Motor Orientation

Frame Length

Connection Diagram

HORIZONTAL

12.25 in

EE7358

This is an uncontrolled document once printed or downloaded and is subject to change without notice. Date Created: 10/30/2018

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