Gas Compression Electric Motors CN1566 Electric Motor

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Key Specs

Voltage/Frequency
4000V ± 10%/60 Hz
4000V ± 10%/60 Hz
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

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 CN1566 Electric Motor

Voltage/Frequency 4000V ± 10%/60 Hz 4000V ± 10%/60 Hz
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
Number of Poles 6 poles 6 poles
Electric Motor Type Squirrel Cage Induction Motor Squirrel Cage Induction Motor
Full Load Speed 1189 r/min 1189 r/min
Shaft 5.1 in 130 mm
Standards NEMA MG1 NEMA MG1
Connection of Stator Winding Star Star
Locked Rotor Torque 60% 60%
No Load Current 67 Amps 67 Amps
Locked Rotor Amps 500% Code E 500% Code E
Service Factor 1.15 SF (1 VFD) 1.15 SF (1 VFD)
Enclosure Type/Method of Cooling WP-II WP-II
Duty Continuous Continuous
Temperature Rise Class B at rated load Class B at rated load
Maximum Ambient Temperature 104 °F 40 °C
Maximum Altitude - Before Derate 3000 ft 1000 m
Rated Torque 6625 lb/ft 8982 N·m
Full Load Current 202 Amps 202 Amps
Insulation Class F Class F

CN1566 Electric Motor 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
  • 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

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