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TH55-E70 Oilfield Transmission
| Transmission Specifications | |
|---|---|
| Gross Input Power | 2461 bkW (3300 BHP) |
| Gross Peak Input Torque | 12677 N·m (9350 ft-lb) |
| 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 |
| 7F Gear Ratio | 1.00 |
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