NF E51-011*NF EN ISO 13350:2015 Referenced Document
ISO 13347 Industrial fans - Determination of fan sound power levels under standardized laboratory conditions - Part 4: Sound intensity method; Technical Corrigendum 1
ISO 13349 Fans - Vocabulary and definitions of categories
ISO 14694 Industrial fans - Specifications for balance quality and vibration levels; Amendment 1
ISO 14695 Industrial fans - Method of measurement of fan vibration; Technical Corrigendum 1
ISO 1940-1 Mechanical vibration - Balance quality requirements for rotors in a constant (rigid) state - Part 1: Specification and verification of balance tolerances; Technical Corrigendum 1
ISO 3744 Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane