This document specifies aerodynamic, acoustic and electrical power performance test methods for unidirectional ventilation units used in residential ventilation systems.<\/p>\n
This document is applicable to ventilation units:<\/p>\n
installed on a wall or in a window without any duct, A category;<\/p>\n<\/li>\n
installed in the upstream of a duct, B category;<\/p>\n<\/li>\n
installed in the downstream of a duct, C category;<\/p>\n<\/li>\n
installed in a duct, or with duct connection upstream and downstream, D category;<\/p>\n<\/li>\n
with one or several inlets\/outlets;<\/p>\n<\/li>\n
installed in a system with a heat pump for domestic hot water or water for cooling or heating;<\/p>\n<\/li>\n
which can be used for supply or exhaust.<\/p>\n<\/li>\n<\/ol>\n
This document does not apply to:<\/p>\n
fan assisted cowls which are tested according to EN 13141?5<\/span><\/span> ;<\/p>\n<\/li>\n mechanical supply and exhaust units which are tested according to EN 13141?7:2021<\/span><\/span> or prEN 13141?8:2021<\/span><\/span> .<\/p>\n<\/li>\n<\/ol>\n Tracked Changes. Ventilation for buildings. Performance testing of components\/products for residential ventilation – Aerodynamic, electrical power and acoustic performance of unidirectional ventilation units<\/b><\/p>\nPDF Catalog<\/h4>\n
\n
\n PDF Pages<\/th>\n PDF Title<\/th>\n<\/tr>\n \n 60<\/td>\n undefined <\/td>\n<\/tr>\n \n 68<\/td>\n 1 Scope
2 Normative references <\/td>\n<\/tr>\n\n 69<\/td>\n 3 Terms and definitions <\/td>\n<\/tr>\n \n 71<\/td>\n 4 Symbols and abbreviations <\/td>\n<\/tr>\n \n 73<\/td>\n 5 Performance testing of aerodynamic characteristics
5.1 External leakages
5.1.1 Test installation
5.1.2 Test procedure
5.1.2.1 General <\/td>\n<\/tr>\n\n 74<\/td>\n 5.1.2.2 Specificity for units with ducted inlet and\/or outlet (Category B, C or D) <\/td>\n<\/tr>\n \n 75<\/td>\n 5.1.2.3 Specificity for units with free inlet and outlet (Category A)
5.1.2.4 Result
5.2 Air flow\/pressure performance
5.2.1 General <\/td>\n<\/tr>\n\n 76<\/td>\n 5.2.2 Test Installation
5.2.2.1 General <\/td>\n<\/tr>\n\n 77<\/td>\n 5.2.2.2 Specificity for exhaust or supply ventilation units with multi-inlets or multi-outlets
5.2.2.3 Specificity for roof exhaust fans
5.2.3 Test procedure
5.2.3.1 General <\/td>\n<\/tr>\n\n 78<\/td>\n 5.2.3.2 Determination of external static pressure difference
5.2.3.3 Determination of maximum air volume flow and corresponding pressure <\/td>\n<\/tr>\n\n 79<\/td>\n 5.2.3.4 Determination of reference air volume flow and reference pressure <\/td>\n<\/tr>\n \n 80<\/td>\n 5.2.3.5 Measurement of air flow\/pressure curves for ducted ventilation units
5.2.3.6 Measurement of air flow for non-ducted ventilation units <\/td>\n<\/tr>\n\n 81<\/td>\n 5.3 Air flow sensitivity <\/td>\n<\/tr>\n \n 82<\/td>\n 5.4 Indoor\/outdoor airtightness
6 Energy
6.1 Performance testing of electrical power
6.1.1 Testing method
6.1.2 Electrical power input at reference and maximum air volume flow
6.1.3 Assessment of part load energy efficiency (optional)
6.2 Operable mode
6.3 Standby mode <\/td>\n<\/tr>\n\n 83<\/td>\n 7 Performance testing of acoustic characteristics
7.1 General <\/td>\n<\/tr>\n\n 85<\/td>\n 7.2 Noise radiated through the casing of the unit LWc
7.2.1 General
7.2.2 Test Installation <\/td>\n<\/tr>\n\n 86<\/td>\n 7.2.3 Measurements <\/td>\n<\/tr>\n \n 87<\/td>\n 7.3 Radiated sound power level in the indoor or outdoor space \u2013 LWi and LWo
7.3.1 General
7.3.2 Test Installation
7.3.2.1 General
7.3.2.2 Reverberant room method
7.3.2.3 Anechoic or semi-anechoic room method <\/td>\n<\/tr>\n\n 88<\/td>\n 7.3.2.4 Free field method <\/td>\n<\/tr>\n \n 89<\/td>\n 7.3.3 Measurements
7.4 In-duct sound power level of the unit
7.4.1 General
7.4.2 Test Installation <\/td>\n<\/tr>\n\n 91<\/td>\n 7.4.3 Measurements
7.5 Airborne sound insulation
7.5.1 General
7.5.2 Test Installation <\/td>\n<\/tr>\n\n 92<\/td>\n 7.5.3 Measurements
8 Test results
8.1 Test report
8.2 Product specifications <\/td>\n<\/tr>\n\n 93<\/td>\n 8.3 Leakages
8.4 Air flow\/pressure curve
8.5 Air flow sensitivity for non-ducted ventilation units
8.6 Indoor\/outdoor airtightness for non-ducted ventilation units
8.7 Energy
8.8 Acoustic characteristics <\/td>\n<\/tr>\n\n 96<\/td>\n Annex A (normative)Connection box(es) <\/td>\n<\/tr>\n \n 98<\/td>\n Annex B (normative)Evaluation of maximum air volume flow and pressure <\/td>\n<\/tr>\n \n 99<\/td>\n Annex C (normative)Examples for the evaluation of reference pressure <\/td>\n<\/tr>\n \n 100<\/td>\n Annex D (informative)Assessment of part load energy efficiency <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" \n\n
\n Published By<\/td>\n Publication Date<\/td>\n Number of Pages<\/td>\n<\/tr>\n \n BSI<\/b><\/a><\/td>\n 2021<\/td>\n 106<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":376518,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-376512","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/376512","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/376518"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=376512"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=376512"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=376512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}