CX35-P800

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Overview

Your operation depends on the power driving it. And your transmission is as crucial to your power solution as the engine. Cat transmissions are proven in the oil and gas industry and widely known for their exceptional power, leading durability, ease of operation, and shifting options.Ideal applications for Cat CX35-P800 transmissions include workover rigs, hydraulic fracturing, kill mud pumps, coil tubing pump support, nitrogen units, acidizing units, and cementing units. CX35-P800 transmissions are optimized for use with C15 ACERT, C18 ACERT, and C27 ACERT engines (A ratings).Cat CX35-P800 oilfield transmission. Gross input power: 597 bkW (800 bhp). Configurations available include basic and integral pump drives.

Engine Specifications

Units:
Gross Input Power 800.0 bhp 597.0 bkW Less
Gross peak input torque 2700.0 ft-lb 2700.0 N·m Less
Rated input speed 2100.0 RPM 2100.0 RPM Less
Maximum turbine torque 2700.0 ft-lb 2700.0 N·m Less
Minimum Input Speed 600.0 RPM 600.0 RPM Less
Electrical system 24.0 volts 12.0 volts Less
Gear type Planetary Spur Planetary Spur Less
Gears 8F/1R 8F/1R Less
1F gear ration 5.73 5.73 Less
2F gear ration 3.57 3.57 Less
3F gear ration 2.72 2.72 Less
4F gear ration 1.95 1.95 Less
5F gear ration 1.43 1.43 Less
6F gear ration 1.00 1.00 Less
7F gear ration 0.74 0.74 Less
8F gear ration 0.63 0.63 Less
1R gear ration -4.46 -4.46 Less
Overall gear ration 9.10 9.10 Less

CX35-P800 Standard Equipment

Cat Engines for Optimized Power Train
  • C15 ACERT, C18 ACERT, and C27 ACERT (A ratings).

Transmission Rotation
  • Input rotation — counterclockwise
  • Output rotation — counterclockwise(as viewed from rear)

Torque Converter
  • Lock-up clutch, torque converter drive in all gears integral to transmission
  • Stall torque ratio - 1.962

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
  • Cat Transmission/Drive Train Oil-4 (TDTO)
  • Sump oil temperatures
  • Maximum converter outlet oil temperature — 250°F (121°C)
  • Hydraulic fill capacity — 9 gal (34 L), 16 gal 61L) initial fill
  • Direct mount filter

Mountings
  • Input (flywheel) — SAE #1 dry flywheel housing
  • Side supports — two SAE #2 pads
  • Output — 1810 yoke, 1810 companion flange, SPL 250 yoke, ISO 8667-T180 flange

Power Take-Off Drives
  • Location
  • Mounting type: 10 bolt
  • Rated torque
  • Rotation: same as engine
  • Ratio, 1:1

CX35-P800 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
  • Mounting type
  • Rated torque
  • Rotation: same as engine
  • Ratio - 1:1

Rear Power Take-Off
  • Location: 5 o’clock as viewed from rear
  • Mounting type: 8 bolt (SAE pump adapters and drive flanges available from third party suppliers.
  • Rated torque: 1000 lb-ft (1360 N•m)
  • Rotation: Opposite of engine
  • Ratio - 1.25:1

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