Marathon Electric U653A, 20 Hp, 1800 Rpm, 256T FR, 575 Vac, 3 PH, TEFC, Rigid Base, NEMA Premium XRI Efficiency Motor, 256TTFC6031.

U653A, 20 Hp, 1800 Rpm, 256T FR, 575 Vac, 3 PH, TEFC, Rigid Base, NEMA Premium XRI Efficiency Motor, 256TTFC6031.

Engineering Data

Output HP:20 Hp
Output KW:14.9 kW
Frequency:60 Hz
Voltage:575 V
Current:20.0 A
Speed:1770 rpm
Service Factor:1.15
Phase:3
Efficiency:93 %
Power Factor:82
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:6308
UL:Recognized
CSA:Y
CE:YIP Code:43
Technical Specifications
Electrical Type:Squirrel Cage Induction Run
Starting Method:Across The Line
Poles:4
Rotation:Reversible
Resistance Main:.322 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:24.92 in
Shaft Diameter:1.625 in
Shaft Extension:4.25 in
Assembly/Box Mounting:F1/F2 Capable