Ships and marine technology — Marine cranes — Noise limits and measuring method
NORMA vydána dne 12.6.2019
Označení normy: ISO 21131:2019
Datum vydání normy: 12.6.2019
Počet stran: 6
Přibližná hmotnost: 18 g (0.04 liber)
Země: Mezinárodní technická norma
Kategorie: 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.