TH55-E90

TH55-E90 Oilfield Transmission

TH55-E90

DESCRIPTION

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.TH55-E90 transmissions are ideal for pressure pumping applications. TH55-E90 transmissions are optimized for use with Cat 3512C (HD), Cat 3516C (HD), Cummins QSK 50, Cummins, QSK 60, MTU 12V4000. and MTU 16V4000 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 TH55-E90 oilfield transmission. Gross input power: 2461 bkW (3300 bhp).
  • Standard Equipment
  • Specs
  • Docs

Standard Equipment

  • Cat Engines for Optimized Power Train
    • Cat C3512C (HD)
    • Cat 3516C (HD)
    • Cummins QSK50
    • Cummins QSK60
    • MTU 12V4000
    • MTU 16V4000
  • Transmission Rotation
    • Input rotation — counterclockwise
    • Output rotation — counterclockwise(as viewed from rear)
  • Torque Converter
    • Integral torque converter
    • Series — TC64442-ESLF
    • Stall torque ratio — 2.23
  • 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. 189 L (50 gal), subject to cooler size, lines, and installation.
    • Filter Type — 6 micron synthetic, cartridge remote mount
  • Mountings
    • Input connection (flywheel) — SAE #0
    • Output connections (flange)
    • 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
    • Rated power

Specs

Overview

Long Name:
TH55-E90 Oilfield Transmission
Name:
TH55-E90
Brand:
Caterpillar
Status:
Current

Transmission Specifications

Gross Input Power
3300 BHP / 2461 bkW
Gross Peak Input Torque
9350 ft-lb / 12677 N·m
Rated Input Speed
1900 r/min / 1900 r/min
Gears
9F/0R
1F Gear Ratio
4.67
2F Gear Ratio
3.43
3F Gear Ratio
3.03
4F Gear Ratio
2.53
5F Gear Ratio
2.22
6F Gear Ratio
1.85
7F Gear Ratio
1.64
8F Gear Ratio
1.36
9F Gear Ratio
1.00

SEE HOW TH55-E90 COMPARES AGAINST FREQUENTLY COMPARED PRODUCTS.

Well Service Transmissions
TH55-E90
TH55-E90
Brand
Caterpillar
Status
Current
Gross Input Power
3300 BHP / 2461 bkW
Gross Peak Input Torque
9350 ft-lb / 12677 N·m
Rated Input Speed
1900 r/min / 1900 r/min
Gears
9F/0R
1F Gear Ratio
4.67
2F Gear Ratio
3.43
3F Gear Ratio
3.03
4F Gear Ratio
2.53
5F Gear Ratio
2.22
6F Gear Ratio
1.85
Well Service Transmissions
TH55-E70
TH55-E70
Brand
Caterpillar
Status
Current
Gross Input Power
3300 BHP / 2461 bkW
Gross Peak Input Torque
9350 ft-lb / 12677 N·m
Rated Input Speed
1900 r/min / 1900 r/min
Gears
7F/0R
1F Gear Ratio
6.25
2F Gear Ratio
4.59
3F Gear Ratio
3.38
4F Gear Ratio
2.48
5F Gear Ratio
1.83
6F Gear Ratio
1.36
Well Service Transmissions
TH53-E60
TH53-E60
Brand
Cat
Status
Current
Gross Input Power
2500 BHP / 1865 bkW
Gross Peak Input Torque
8914 ft-lb / 12086 N·m
Rated Input Speed
1900 r/min / 1900 r/min
Gears
6F/0R
1F Gear Ratio
4.54
2F Gear Ratio
3.33
3F Gear Ratio
2.99
4F Gear Ratio
2.46
5F Gear Ratio
2.20
6F Gear Ratio
1.62