ISO 6798-3:2022

This document specifies the measurement method of sound power level for reciprocating internal combustion engines, which is a survey method for use in situ.
This document applies to all reciprocating internal combustion engines falling within the field of application of ISO 3046-1 and other internal combustion engines where no suitable International Standard exists.
NOTE       In this document, reciprocating internal combustion engines are referred to as engines unless otherwise explained.