Gas Compression Electric Motors CN3586 Electric Motor for Gas Compression

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Key Specs

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

Overview

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.

Product Specifications for CN3586 Electric Motor for Gas Compression

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 °F 40 °C
Full Load Current 458 Amps 458 Amps
Shaft 8.5 in 216 mm
Rated Torque 20555 lb/ft 27869 N·m
Maximum Altitude - Before Derate 3300 ft 1000 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 VFD) 1.15 SF (1 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

Bearings

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

Rotors

  • Designed for minimal vibration
  • Dynamic balancing at full operational speed
  • Fabricated copper squirrel cages
  • 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

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