Marathon Electric E688, 250 Hp, 1200 Rpm, L447/9T FR, 460 Vac, 3 PH, TEFC, Rigid Base, Severe Duty XRI Efficiency, 449TTFS6587

E688, 250 Hp, 1200 Rpm, L447/9T FR, 460 Vac, 3 PH, TEFC, Rigid Base, Severe Duty XRI Efficiency, 449TTFS6587

Engineering Data

Output HP:250 Hp
Output KW:187.0 kW
Frequency:60 Hz
Voltage:460 V
Current:300.0 A
Speed:1190 rpm
Service Factor:1.15
Phase:3
Efficiency:95.8 %
Power Factor:81
Duty:Continuous
Insulation Class:H
Design Code:B
KVA Code:G
Frame:447/449T
Enclosure:Totally Enclosed Fan Cooled
Thermal Protection:No
Ambient Temperature:40 °C
Drive End Bearing Size:NU319
Opp Drive End Bearing Size:6318
UL:Recognized
CSA:Y
CE:YIP Code:54
Technical Specifications
Electrical Type:Squirrel Cage Inverter Rated
Starting Method:Line Or Inverter
Poles:6
Rotation:Reversible
Resistance Main:.012 Ohms
Mounting:Rigid Base
Motor Orientation:Horizontal
Drive End Bearing:Roller
Opp Drive End Bearing:Ball
Frame Material:Cast Iron
Shaft Type:T
Overall Length:51.84 in
Frame Length:28.75 in
Shaft Diameter:3.375 in
Shaft Extension:8.81 in
Assembly/Box Mounting:F1/F2 CAPABLE