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.
Electric Motor Specifications
Voltage/Frequency
4000V ± 10%/60 Hz
Type of EX-Protection
Class 1 Division 2, Group A,B,C,D T3 (NEC or CEC)
Electric Motor Type
Squirrel Cage Induction Motor
Mounting Designation
F1 or F2
Number of Poles
8
Full Load Speed
894 r/min
Connection of Stator Winding
Star
Rated Torque
39815 N·m
Standards
NEMA MG1
Maximum Altitude - Before Derate
1000 m
Service Factor
1 vfd
No Load Current
200 Amps
Maximum Ambient Temperature
40 °C
Temperature Rise
Class B at rated load
Shaft
216 mm
Insulation
Class F
Enclosure Type/Method of Cooling
WP-II
Duty
Continuous
Locked Rotor Amps
520% Code E
Full Load Current
658 Amps
Locked Rotor Torque
60%
Breakdown Torque
190%
Bearings
Self-lubricated sleeve bearings
Insulated non-drive end bearings to reduce bearing currents
Bearing RTDs for temperature monitoring
Self-lubricated sleeve bearings
Insulated non-drive end bearings to reduce bearing currents
Bearing RTDs for temperature monitoring
Rotors
Designed for minimal vibration
Dynamic balancing at full operational speed
Fabricated copper squirrel cages
Oversized, forged, keyless shaft
AISI 4140/DIN42CrMo4 shaft
Designed for minimal vibration
Dynamic balancing at full operational speed
Fabricated copper squirrel cages
Oversized, forged, keyless shaft
AISI 4140/DIN42CrMo4 shaft
Stators
Radial air ducts ensure uniform and efficient cooling
Vacuum pressure impregnated with specially formulated epoxy resin
2X RTDS per Phase
Space heater
Welded and machined stator core retains its rigidity throughout motor life to ensure a sealed and homogeneous insulation system that results in high dielectric strength, excellent heat transfer and the elimination of hazardous internal partial discharges
Radial air ducts ensure uniform and efficient cooling
Vacuum pressure impregnated with specially formulated epoxy resin
2X RTDS per Phase
Space heater
Welded and machined stator core retains its rigidity throughout motor life to ensure a sealed and homogeneous insulation system that results in high dielectric strength, excellent heat transfer and the elimination of hazardous internal partial discharges
Oversized Terminal Box
Surge Protection
Differential CTs
Differential Pressure Switch
Oil Sump Heater and Controller
Star Point Convection in Terminal Box
Blower Motor Cooling
Right-hand or left-hand (F1 or F2) Main Terminal Box