Marathon Electric I503, 1 Hp,1800 Rpm, 143T FR, 575 Vac, 3 PH, TEFC, Rigid Base, Hazardous Duty Motor, 143TTGR16030.

I503, 1 Hp,1800 Rpm, 143T FR, 575 Vac, 3 PH, TEFC, Rigid Base, Hazardous Duty Motor, 143TTGR16030.

Engineering Data

Output HP:1 Hp
Output KW:0.75 kW
Frequency:60 Hz
Voltage:575 V
Current:1.3 A
Speed:1765 rpm
Service Factor:1
Phase:3
Efficiency:85.5 %
Power Factor:68
Duty:Continuous
Insulation Class:F
Design Code:B
KVA Code:P
Frame:143T
Enclosure:Explosion Proof Fan cooled
Thermal Protection:Thermostats (N/C)
Ambient Temperature:40 °C
Drive End Bearing Size:6205
Opp Drive End Bearing Size:6203
UL:UL Listed And CSA Certified
CSA:Y
CE:N
IP Code:54
Hazardous Location:EXP PROOF CL I GR C&D CL II GR E,F,G T3B
Technical Specifications
Electrical Type:Squirrel Cage Induction Run
Starting Method:Across The Line
Poles:4
Rotation:Reversible
Resistance Main:11.8 Ohms
Mounting:Rigid Base
Motor Orientation:Horizontal
Drive End Bearing:Ball
Opp Drive End Bearing:Ball
Frame Material:Rolled Steel
Shaft Type:T
Overall Length:16.00 in
Frame Length:8.81 in
Shaft Diameter:0.875 in
Shaft Extension:2.31 in
Assembly/Box Mounting:F1 ONLY