{"id":225833,"date":"2024-10-19T14:40:31","date_gmt":"2024-10-19T14:40:31","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-60704-2-22010\/"},"modified":"2024-10-25T08:33:54","modified_gmt":"2024-10-25T08:33:54","slug":"bs-en-60704-2-22010","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-60704-2-22010\/","title":{"rendered":"BS EN 60704-2-2:2010"},"content":{"rendered":"<p>This clause of part 1 is applicable except as follows:<\/p>\n<p><b>1.1 Scope<\/b><\/p>\n<p><b>1.1.1 General<\/b><\/p>\n<p><i>Replacement:<\/i><\/p>\n<p>This standard applies to electric fan heaters, designed for placing on the floor, table or counter, etc., or for wall-mounting.<\/p>\n<p>This standard does not apply to<\/p>\n<ul>\n<li>\n<p>electric storage room heaters;<\/p>\n<\/li>\n<li>\n<p>room humidifiers;<\/p>\n<\/li>\n<li>\n<p>room dehumidifiers;<\/p>\n<\/li>\n<li>\n<p>air cleaners;<\/p>\n<\/li>\n<li>\n<p>heaters designed exclusively for industrial purposes.<\/p>\n<\/li>\n<\/ul>\n<p><b>1.1.2 Types of noise<\/b><\/p>\n<p><i>Replacement:<\/i><\/p>\n<p>ISO 3743-1, ISO 3743-2 and ISO 3744 can be used for measuring noise emitted by fan heaters.<\/p>\n<p><b>1.1.3 Size of the source<\/b><\/p>\n<p><i>Replacement:<\/i><\/p>\n<p>The method specified in ISO 3744 is applicable to noise sources of any size. When applying ISO 3743-1 and ISO 3743-2, care should be taken that the maximum size of the appliance under test fulfils the requirements specified in Subclause 1.3 of ISO 3743-1 and ISO 3743-2.<\/p>\n<p><b>1.2 Object<\/b><\/p>\n<p><i>Addition:<\/i><\/p>\n<p>The frequency range of interest for sound power determination on fan heaters includes at least the octave bands with centre frequencies from 63 Hz to 8000 Hz.<\/p>\n<blockquote>\n<p>NOTE 1 In many cases, the 63 Hz octave band level does not participate significantly to the A-weighted level.<\/p>\n<\/blockquote>\n<blockquote>\n<p>NOTE 2 When measuring this 63 Hz octave band, a special attention should be paid to the room effect.<\/p>\n<\/blockquote>\n<p>Requirements for the declaration of noise emission values are not within the scope of this standard.<\/p>\n<blockquote>\n<p>NOTE 3 For determining and verifying noise emission values, declared in product specifications, see IEC 60704-3.<\/p>\n<\/blockquote>\n<p><b>1.3 Measurement uncertainty<\/b><\/p>\n<p><i>Replacement:<\/i><\/p>\n<p>The estimated values of standard deviations of sound power levels, determined according to this standard, are as follows:<\/p>\n<p><b>1.101 Standard deviation for declaration and verification<\/b><\/p>\n<p>For the purpose of determining and verifying declared noise emission values according to IEC 60704-3, the following values apply:<\/p>\n<h4>PDF Catalog<\/h4>\n<table border=\"1px\" class=\"des-table\">\n<tr>\n<th>PDF Pages<\/th>\n<th>PDF Title<\/th>\n<\/tr>\n<tr>\n<td><b>5<b><\/td>\n<td>CONTENTS  <\/td>\n<\/tr>\n<tr>\n<td><b>6<b><\/td>\n<td>INTRODUCTION  <\/td>\n<\/tr>\n<tr>\n<td><b>7<b><\/td>\n<td>1 Scope and object <br \/> 1.1 Scope <br \/> 1.2 Object  <\/td>\n<\/tr>\n<tr>\n<td><b>8<b><\/td>\n<td>1.3 Measurement uncertainty <br \/> 2 Normative references <br \/> 3 Terms and definitions <br \/> 4 Measurement methods and acoustical environments <br \/> 5 Instrumentation  <\/td>\n<\/tr>\n<tr>\n<td><b>9<b><\/td>\n<td>6 Operation and location of appliances under test <br \/> 6.1 Equipping and pre-conditioning of appliances <br \/> 6.2 Supply of electric energy and of water or gas  <\/td>\n<\/tr>\n<tr>\n<td><b>11<b><\/td>\n<td>7 Measurement of sound pressure levels <br \/> 8 Calculation of sound pressure and of sound power levels <br \/> 9 Information to be recorded <br \/> 10 Information to be reported  <\/td>\n<\/tr>\n<tr>\n<td><b>13<b><\/td>\n<td>Annexes  <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><b>Household and similar appliances. Test code for the determination of airborne acoustical noise &#8211; Particular requirements for fan heaters<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/bsi\/\"><b>BSI<\/b><\/a><\/td>\n<td>2010<\/td>\n<td>16<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":225834,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[268,2641],"product_tag":[],"class_list":{"0":"post-225833","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-17-140-20","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/225833","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\/225834"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=225833"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=225833"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=225833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}