Get power built for your most demanding gas compression applications. Every Cat® electric motor is tested at each stage of production to make sure it performs reliably under load and according to your process requirements. High operating efficiency and low operating costs come with low noise levels and no emissions. Cat electric motors for gas compression are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty.

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Electric Motor Specifications
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Type of EX-Protection Class 1 Division 2 Group A,B,C,D T3 (NEC or CEC) Class 1 Division 2 Group A,B,C,D T3 (NEC or CEC)
Mounting Designation F1 or F2 F1 or F2
Voltage/Frequency 4000V & 4160V ± 10%/60 Hz 4000V & 4160V ± 10%/60 Hz
Full Load Speed 894 rpm 894 rpm
Electric Motor Type Squirrel Cage Induction Motor Squirrel Cage Induction Motor
Number of Poles 8 8
Maximum Ambient Temperature 104.0 °F 40.0 °C
Full Load Current 458 Amps 458 Amps
Shaft 8.5 in 216.0 mm
Rated Torque 20555.0 lb/ft 27869.0 N·m
Maximum Altitude - Before Derate 3300.0 ft 1000.0 m
Locked Rotor Amps 540% Code E 540% Code E
Connection of Stator Winding Star Star
Standards NEMA MG1 NEMA MG1
Duty Continuous Continuous
Enclosure Type/Method of Cooling WP-II WP-II
Locked Rotor Torque 60% 60%
Service Factor 1.15 SF (1.0 VFD) 1.15 SF (1.0 VFD)
No Load Current 137 Amps 137 Amps
Insulation Class F Class F
Temperature Rise Class B at rated load Class B at rated load

CN3586 Electric Motor for Gas Compression Standard Equipment

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  • Bearing RTDs for temperature monitoring
  • Insulated non-drive end bearings to reduce bearing currents
  • Anti-friction on 1500 hp (optional)