ISO 20383:2025

International Standard   Current Edition · Approved on 08 October 2025

Tractors and machinery for agriculture — Speed Identification Sign (SIS)

ISO 20383:2025 Files

English 6 Pages
Current Edition
USD 56.57

ISO 20383:2025 Scope

This document specifies the dimensions, characteristics, and positioning of Speed Identification Signs (SIS). These signs indicate the maximum equipment ground speed, based on the ground speed design capability, for agricultural field equipment.

This document is applicable to agricultural field equipment moving on public roads.

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