Ventilation for buildings. Air handling units. Mechanical performance
Ventilation for buildings. Air handling units. Mechanical performance
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BS EN 1886:2007 Ventilation for buildings. Air handling units. Mechanical performance BS EN 1886:2007 specifies test methods, test requirements and classifications for air handling units. It specifically covers those which supply and/or extract air via a ductwork, ventilating/conditioning a part or the whole of the building. BS EN 1886:2007 is not applicable to the following: a) air conditioning units serving a limited area in a building, such as fan coil units; b) units for residential buildings; c) units producing ventilation air mainly for a manufacturing process. Except for the thermal and acoustic performance of the casing, the test methods and requirements are applicable to both complete units and any separate sections. Contents of BS EN 1886:2007 Foreword Introduction Scope Normative references Terms and definitions Usage of real units and/or model boxes for the verification of mechanical performances Mechanical strength of casing Requirements and classification Testing Casing air leakage Requirements and classification Units operating under negative pressure only Units operating under both negative and positive pressure Testing Test apparatus Preparation for test Test procedure
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