Marathon Electric 284TTTNA16540 Product Information Packet

PRODUCT INFORMATION PACKET

Model No: 284TTTNA16540

Catalog No: U1873

25 HP Severe Duty Motor, 3 phase, 1800 RPM, 230/460 V, 284TV Frame, TEAO

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: 284TTTNA16540, Catalog No:U1873 25 HP Severe Duty Motor, 3 phase, 1800 RPM, 230/460 V, 284TV Frame,
TEAO

Nameplate Specifications

Output HP 25 Hp Output KW 18.7 kW
Frequency 60 Hz Voltage 230/460 V
Current 62.0/31.0 A Speed 1775 rpm
Service Factor 1.15 Phase 3
Efficiency 93.6 % Power Factor 81
Duty Continuous Insulation Class F
Design Code B KVA Code G
Frame 284TV Enclosure Totally Enclosed Air Over
Thermal Protection No Ambient Temperature 40 °C
Drive End Bearing Size 6311 Opp Drive End Bearing Size 6210
UL Recognized CSA Y
CE Y IP Code 56

Technical Specifications

Electrical Type Squirrel Cage Inverter Rated Starting Method Line Or Inverter
Poles 4 Rotation Reversible
Resistance Main .251 Ohms Mounting Rigid base
Motor Orientation Horizontal Or Up Or Down Drive End Bearing Ball
Opp Drive End Bearing Ball Frame Material Cast Iron
Shaft Type T Overall Length 23.42 in
Frame Length 12.75 in Shaft Diameter 1.875 in
Shaft Extension 4.83 in Assembly/Box Mounting F1/F2 CAPABLE
Connection Drawing A-EE7308 Outline Drawing B-SS311239-1275

This is an uncontrolled document once printed or downloaded and is subject to change without notice. Date Created:27/03/2020

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