402

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.

  • Specifications

  • Standard/Optional Equipment

  • Catalog

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%

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

ALL

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

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