Marathon Electric E591, 250 Hp, 1800 Rpm, 449T FR, 460 V, 3 PH, TEFC, Rigid Base, Hazardous Duty, Explosion Proof, XRI Efficiency, 449TTGS16537.

E591, 250 Hp, 1800 Rpm, 449T FR, 460 V, 3 PH, TEFC, Rigid Base, Hazardous Duty, Explosion Proof, XRI Efficiency, 449TTGS16537.

Engineering Data

Output HP :250 HP
Output KW :187.0 kW
Frequency :60 Hz
Voltage :460 V
Current :285.0 A
Speed :1785 RPM
Service Factor :1.15
Phase :3
Efficiency :96.5 %
Duty :Continuous
Insulation Class :F
Design Code :B
KVA Code :G
Frame :447/449T
Enclosure :Explosion Proof Fan cooled
Overload Protector :No
Ambient Temperature :40 °C
Drive End Bearing Size :N U319
Opp Drive End Bearing Size :6318
UL :UL Listed; also, UL Certified for Canada
CSA :NCE :NIP Code :54
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 :Roller
Opp Drive End Bearing :Ball
Frame Material :Cast Iron
Shaft Type :T
Overall Length :51.85 in
Frame Length :28.75 in
Shaft Diameter :3.375 in
Shaft Extension :8.76 in