Oil And Gas

  • Specs Summary
  • Gross Input Power
    2300 bhp (1715 bkW)
  • Gross peak input torque
    6556 ft-lb (9024 N·m)
  • Rated input speed
    1900 RPM (1900 RPM)
  • Maximum turbine torque

TH48-E80 Oilfield Transmission

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 TH48-E80 transmissions include pressure pumping, kill mud pumps, coil tubing pump support, nitrogen units, and acidizing units. TH48-E80 transmissions are optimized for use with Cat 3512B, Cat 3512C, and Cummins QSK50 engines. Cat transmissions are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. Cat TH48-E80 oilfield transmission. Gross input power: 1715 bkW (2300 bhp).

Engine Specifications

  • Gross Input Power 2300 bhp (1715 bkW)
  • Gross peak input torque 6556 ft-lb (9024 N·m)
  • Rated input speed 1900 RPM (1900 RPM)
  • Gear type Straight spur planetary
  • Gears 8F/0R
  • 1F gear ration 3.34
  • 2F gear ration 2.45
  • 3F gear ration 2.20
  • 4F gear ration 1.81
  • 5F gear ration 1.62
  • 6F gear ration 1.36
  • 7F gear ration 1.19
  • 8F gear ration 1.00

Dimensions

  • Width 33.85 in (859.9 mm)
  • Height 46.34 in (1177 mm)
  • weight 4878 lb (2213 kg)
  • Length 78.13 in (1984.4 mm)

Standard Equipment

Cat Engines for Optimized Power Train

  • Cat 3512B
  • Cat 3512C
  • Cummins QSK45
  • Cummins QSK50

Transmission Rotation

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

Torque Converter

  • Integral torque converter
  • Series — TC58927-ESLF
  • Stall torque ratio - 2.20

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
  • 1 pump

Oil System

  • Cat Transmission/Drive Train Oil-4 (TDTO)
  • Sump oil temperatures
  • Hydraulic fill capacity — Approx. 152 L (40 gal), subject to cooler size, lines, and installation.
  • Filter Type — 10 micron synthetic, cartridge remote mount

Mountings

  • Input connection (flywheel) — SAE #0
  • Output connections (yoke) — GWB 390.60/GWB 390.65
  • Structural application subject to Caterpillar approval

Control System

  • Electronic Control Unit (ECU)
  • Electronic data link, SAE J1939
  • Electrical system 24V

Power Take-Off Drives

  • Location
  • Mounting type: SAE 8 bolt (J704)
  • Rated power

Optional Equipment