Projekta Nr.ISO/NP 6798-4
NosaukumsThis document specifies the precision method for hemi-anechoic rooms, which is the measurement method of the sound power level for reciprocating internal combustion engines. 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.
Reģistrācijas numurs (WIID)94146
Darbības sfēraThis document specifies the precision method for hemi-anechoic rooms, which is the measurement method of the sound power level for reciprocating internal combustion engines. 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.
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