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Keywords: Clearance zone, Master shield, Power take-off, Safety, Speed, Tractor

1 Scope

This document specifies safety requirements for, and clearance zones around, front-mounted power take-offs (PTO) on agricultural tractors.

NOTE 1: Further specifications for front-mounted power take-offs are given in ISO 8759-3 ANSI/ASABE AD8759-3:2018.

It is not applicable to tractors which are designed to run in two directions, where either end can be considered to be the front or the rear.

NOTE 2: In this case, ISO 500 (all parts) ANSI/ASABE AD500-1:2014, ANSI/ASABE AD500-2:2004 and ASABE/ISO 500-3:2014 apply.