Ships and marine technology — Marine cranes — Noise limits and measuring method
NORMA vydaná dňa 12.6.2019
Označenie normy: ISO 21131:2019
Dátum vydania normy: 12.6.2019
Počet strán: 6
Približná hmotnosť: 18 g (0.04 libier)
Krajina: Medzinárodná technická norma
Kategória: Technické normy ISO
Description / Abstract: This document specifies noise limits, noise measurement methods and hearing protection for marine cranes, including electro-hydraulic cylinder luffing cranes, electro-hydraulic wire rope luffing cranes and electric wire rope luffing cranes. This document is applicable to the noise assessment of marine cranes and for the protection of their operators.