Marathon Electric W554, 1800 Rpm, 20 Hp, 256T FR, 575 Vac, 3 PH, TEFC, Rigid Base, Severe Duty XRI IEEE-841 Motor, 256THFNA19033.

W554, 1800 Rpm, 20 Hp, 256T FR, 575 Vac, 3 PH, TEFC, Rigid Base, Severe Duty XRI IEEE-841 Motor, 256THFNA19033.

Engineering Data

Output HP:20 Hp
Output KW:14.9 kW
Frequency:60 Hz
Voltage:575 V
Current:19.5 A
Speed:1775 rpm
Service Factor:1.15
Phase:3
Efficiency:93 %
Power Factor:84
Duty:Continuous
Insulation Class:F
Design Code:B
KVA Code:G
Frame:256T
Enclosure:Totally Enclosed Fan Cooled
Thermal Protection:No
Ambient Temperature:40 °C
Drive End Bearing Size:6309
Opp Drive End Bearing Size:6210
UL:Recognized
CSA:Y
CE:YIP Code:56
Technical Specifications
Electrical Type:Squirrel Cage Inverter Rated
Starting Method:Line Or Inverter
Poles:4
Rotation:Reversible
Resistance Main:.474 Ohms
Mounting:Rigid Base
Motor Orientation:Horizontal
Drive End Bearing:Ball
Opp Drive End Bearing:Ball
Frame Material:Cast Iron
Shaft Type:T
Overall Length:25.40 in
Frame Length:12.25 in
Shaft Diameter:1.625 in
Shaft Extension:4.2 in
Assembly/Box Mounting:F1/F2 Capable