CX31-P600 Well Service Transmission

  • Overview
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Engine Specifications
Gross Input Power 447.0 bkW (600.0 bhp)
Gross peak input torque 2746.0 N·m (2025.0 ft-lb)
Rated input speed 2100.0 RPM (2100.0 RPM)
Maximum turbine torque 3525.0 N·m (2600.0 ft-lb)
Minimum Input Speed 2500.0 RPM (2500.0 RPM)
Retarder rating 399.0 kW (535.0 hp)
Retarder rating speed 2400.0 RPM (2400.0 RPM)
Electrical system 12.0 volts (24.0 volts)
Gear type Planetary Spur
Gears 6F/1R
1F gear ration 4.40
2F gear ration 2.33
3F gear ration 1.53
4F gear ration 1.00
5F gear ration 0.72
6F gear ration 0.61
1R gear ration -3.97
Overall gear ration 7/21

Standard Equipment

  • Cat Engines for Optimized Power Train
    • C9 ACERT, C11 ACERT, C13 ACERT, C15 ACERT, C18 ACERT (A and B ratings)
  • Transmission Rotation
    • Input rotation — counterclockwiseOutput rotation — counterclockwise(as viewed from rear)
  • Torque Converter
    • Lock-up clutch, torque converter drive in all gears integral to transmission
      • 2.669 (< 400 bhp engine)
      • 2.324 (> 400 bhp engine)
  • Clutches
    • Clutches — electro-hydraulic fully modulated, oil cooled, multidisc
    • Clutch modulation control — Cat Electronic Clutch Pressure Control (ECPC)
  • Installation Connections
    • 2 oil cooler lines
    • 1 electrical connector
  • Oil System
      • Continuous — 194°F (90°C)
      • Maximum Intermittent — 210°F (99°C)
    • Maximum converter outlet oil temperature — 250°F (121°C)
    • Hydraulic fill capacity — 6.5 gal (25 L) subject to cooler size, lines, and installation — initial fill may be greater
    • Direct mount filter
  • Mountings
    • Input (flywheel) — SAE #1 dry flywheel housing
    • Side supports — two SAE #2 pads
    • Output — 1710 yoke, 1810 yoke, 1810 companion flange, ISO 8667-T180 flange
  • Power Take-Off Drives
      • 1 o’clock and 8 o’clock as viewed from rear
    • 8 bolt mounting type
      • Single: 700 lb-ft (950 N•m)
      • Total: 1200 lb-ft (1630 N•m)
    • Rotation: same as engine
    • Ratio, 1:1

Optional Equipment

  • Oil system
    • Remote mount oil filter
  • Mountings
    • Remote mount ECU
    • Remote mount filter option
  • Integral Power Take-Off
    • Location: 1 o’clock and 11 o’clock as viewed from rear
      • Front: 2 SAE B, Rear: 2 SAE C
      • Single: 500 lb-ft (678 N•m)
      • Total: 688 lb-ft (933 N•m)
    • Rotation: same as engine
    • Ratio – 1.09:1
  • Rear Power Take-Off
    • Location: 5 o’clock as viewed from rear
    • Mounting type: 8 bolt
    • Rated torque: 1000 lb-ft (1360 N•m)
    • Rotation: Opposite of engine
    • Ratio – 1.25:1

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