SAE J643
Hydrodynamic Drive Test Code.
Standard:
AKA:
- J643
- 1989-06-01
- Historical. Access the latest revision: J643_201104
- Automatic Transmission Transaxle Committee
The range of test conditions on the dynamometer shall be sufficient to determine the primary operating characteristics corresponding to the full range of vehicle operations. The characteristics to be determined are:a. Torque ratio versus speed ratio and output speedb. Input speed versus speed ratio and output speedc. Efficiency versus speed ratio and output speedd. Capacity factor versus speed ratio and output speede. Input torque versus input speed
History:| Standard | Published | Revision | Status |
|---|---|---|---|
| J643_201104 | 2011-04-04 | Latest | |
| J643_200005 | 2000-05-16 | Historical | |
| J643_198906 | 1989-06-01 | Historical |
- SAE J 643
- Automotive
- Transmissions
- Automatic transmissions
- Transaxles
- Hydraulic systems
- Performance tests