Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 4: Aerodynamic, electrical power and acoustic performance of unidirectional ventilation units
NORM herausgegeben am 1.10.2021
Bezeichnung normen: ČSN EN 13141-4
Zeichen: 127131
Katalog-Nummer: 512780
Ausgabedatum normen: 1.10.2021
Zahl der Seiten: 48
Gewicht ca.: 144 g (0.32 Pfund)
Land: Tschechische technische Norm
Kategorie: Technische Normen ČSN
This document specifies aerodynamic, acoustic and electrical power performance test methods for unidirectional ventilation units used in residential ventilation systems. This document is applicable to ventilation units: - installed on a wall or in a window without any duct, A category; - installed in the upstream of a duct, B category; - installed in the downstream of a duct, C category; - installed in a duct, or with duct connection upstream and downstream, D category; - with one or several inlets/outlets; - installed in a system with a heat pump for domestic hot water or water for cooling or heating; - which can be used for supply or exhaust. This document does not apply to: - fan assisted cowls which are tested according to EN 13141-5; - mechanical supply and exhaust units which are tested according to EN 13141-7:2021 or prEN 13141-8:2021