Marathon Electric Motor Catalog U873a Model 284ttfna16832 25hp 1800 Rpm 284t Frame

General Specifications
Model : 284TTFNA16832 Catalog No : U873A

Part Description : 25,1800,TEFC,284T,3/60/230/460

Category : Cooling Tower

Stock : Yes
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 : 1772 rpm

Service Factor : 1.15 Phase : 3 Efficiency : 93.6 %Duty : Continuous

Insulation Class : F Design Code : B KVA Code : G

Frame : 284T Enclosure : Totally Enclosed Fan Cooled Overload Protector : No

Ambient Temperature : 40 °C

Drive End Bearing Size : 6311 Opp Drive End Bearing Size : 6210

UL : Recognized CSA : Y CE : Y IP Code : 55
Technical Specifications
Electrical Type : Squirrel Cage Inverter Rated Starting Method : Line Or Inverter

Poles : 4 Rotation : Reversible Mounting : Rigid Base Motor Orientation : Horizontal

Drive End Bearing : Ball Opp Drive End Bearing : Ball Frame Material : Cast Iron

Shaft Type : T

Overall Length : 26.21 in Frame Length : 12.75 in Shaft Diameter : 1.875 in Shaft Extension : 4.82 in Assembly/Box Mounting : F1/F2 Capable UPC : 722856018854

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