Marathon Electric U1131, 250 Hp, 1800 Rpm, 447TS FR, 575 V, 3 PH, ODP, Fire Pump, Rigid Base, EPACT Motor, 445TSTDCD4036.

U1131, 250 Hp, 1800 Rpm, 447TS FR, 575 V, 3 PH, ODP, Fire Pump, Rigid Base, EPACT Motor, 445TSTDCD4036.

Engineering Data

Output HP:250 Hp
Output KW:187.0 kW
Frequency:60 Hz
Voltage:575 V
Current:222.0 A
Speed:1788 rpm
Service Factor:1.15
Phase:3
Efficiency:95.5 %
Power Factor:87
Duty:Continuous
Insulation Class:F
Design Code:B
KVA Code:F
Frame:447TS
Enclosure:Drip Proof
Thermal Protection:No
Ambient Temperature:50 °C
Drive End Bearing Size:6319
Opp Drive End Bearing Size:6317
UL:Listed
CSA:Y
CE:YIP Code:23
Technical Specifications
Electrical Type:Squirrel Cage Induction Run
Starting Method:Part Wdg Start & Wye Start Delta Run
Poles:4
Rotation:Reversible
Resistance Main:.022 Ohms
Mounting:Rigid Base
Motor Orientation:Horizontal
Drive End Bearing:Ball
Opp Drive End Bearing:Ball
Frame Material:Cast Iron
Shaft Type:TS
Overall Length:45.95 in
Frame Length:31.10 in
Shaft Diameter:2.375 in
Shaft Extension:4.75 in
Assembly/Box Mounting:F1/F2 CAPABLE