TS ISO 6689

TS ISO 6689 is a vocabulary standard for combine harvesters and their functional components. It brings together agreed terms and definitions so that the same machine part or function is not described inconsistently across technical documents, test references, and manufacturer literature. In practice, this kind of terminology standard supports clearer communication and more reliable comparison of harvesting equipment.

What the terminology covers

A combine harvester is a highly integrated agricultural machine that performs several harvesting operations in one pass, typically cutting, feeding, threshing, separating, and cleaning the crop. This standard focuses on the naming of the machine and its functional components rather than on machine design rules. That distinction matters because the terms used for headers, feeding systems, threshing units, separation elements, and cleaning sections must be understood consistently when discussing layouts, capacities, and operational characteristics.

Why the link to measurement matters

The document states that the defined terms are associated with dimensions and other characteristics intended to allow comparison of component-part operation, in connection with ISO 8210. In general technical use, dimensions, throughput, crop flow and separation behaviour are among the factors that help describe combine performance. Here, the main value of the standard is to organize the vocabulary behind those assessments, not to prescribe a stand-alone performance test program.

• Provides a common vocabulary for combine harvesters and their functional parts.
• Supports consistent discussion of dimensions and characteristics used for comparison.
• Links terminology to measurement context through ISO 8210.
• Helps align technical communication across agricultural machinery documentation.