CN5086 Electric Motor

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 894r/min
Connection of Stator Winding Star
Rated Torque 29366lb/ft
Standards NEMA MG1
Maximum Altitude - Before Derate 3000ft
Service Factor 1.15SF
No Load Current 200 Amps
Maximum Ambient Temperature 104°F
Temperature Rise Class B at rated load
Shaft 8.5in
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%

Standard Equipment

  • Bearings
    • 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
  • 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

Optional Equipment