{"id":989136,"date":"2026-05-07T21:05:59","date_gmt":"2026-05-07T21:05:59","guid":{"rendered":"https:\/\/palegreen-hyena-800612.hostingersite.com\/?page_id=989136"},"modified":"2026-05-24T21:45:21","modified_gmt":"2026-05-24T21:45:21","slug":"acoustic-power-machinery","status":"publish","type":"page","link":"https:\/\/oikoslab.pl\/en\/services\/acceptance-testing\/acoustic-power-machinery\/","title":{"rendered":"Acoustic Power of Machinery"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"989136\" class=\"elementor elementor-989136\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-692acb9 e-flex e-con-boxed e-con e-parent\" data-id=\"692acb9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-be80b3a animated-fast elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"be80b3a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;,&quot;_animation_delay&quot;:250}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Accredited Acoustic Power Determination<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-b2ab1fc animated-fast elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"b2ab1fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;,&quot;_animation_delay&quot;:300}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Acoustic power (sound power level, LW) is the parameter describing the total acoustic energy emitted by a machine \u2014 independent of the environment in which it operates. Under Machinery Directive 2006\/42\/EC, manufacturers are obliged to declare sound power levels in technical documentation and operating instructions. OIKOS determines sound power levels based on sound pressure measurements per the EN ISO 3740\u20133747 series, under PCA accreditation No. AB 934 (PN-EN ISO\/IEC 17025) \u2014 results recognised by notified bodies and EU market surveillance authorities.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d3ba616 e-flex e-con-boxed e-con e-parent\" data-id=\"d3ba616\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-5fb5102 e-con-full e-flex e-con e-child\" data-id=\"5fb5102\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0968e7f elementor-widget__width-initial elementor-widget elementor-widget-spacer\" data-id=\"0968e7f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b317c2 elementor-widget__width-initial elementor-widget elementor-widget-spacer\" data-id=\"8b317c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d658c66 elementor-widget__width-initial animated-fast elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"d658c66\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;_animation_delay&quot;:100}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Why OIKOS for Acoustic Power Determination<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-fedf442 elementor-widget__width-initial animated-fast elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"fedf442\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;,&quot;_animation_delay&quot;:200}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Four reasons our acoustic power determination stands out \u2014 CE-ready documentation backed by EN ISO methods:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4e2a245 e-con-full e-flex e-con e-child\" data-id=\"4e2a245\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-e6b2f93 e-con-full animated-fast vamtam-has-theme-cp vamtam-cp-top-left e-flex elementor-invisible e-con e-child\" data-id=\"e6b2f93\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;animation_delay&quot;:450,&quot;animation&quot;:&quot;fadeInUp&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1579938 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"1579938\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-check-round\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">AB 934 accreditation covers acoustic power level determination \u2014 results recognised by notified bodies and market surveillance authorities in the EU<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-check-round\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Acoustic power level is environment-independent \u2014 measured once, valid for every installation of a given machine model<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-check-round\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Results provide data required for CE declaration of conformity, operating manuals and tender specifications under the Machinery Directive<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-check-round\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">35+ years of acoustic measurement experience, part of the viridiusLAB AG network \u2014 European comparability of results<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c5bdbc0 e-flex e-con-boxed e-con e-parent\" data-id=\"c5bdbc0\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7d7c898 elementor-widget__width-initial animated-fast elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"7d7c898\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;_animation_delay&quot;:100}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">EN ISO 3740\u20133747 \u2014 Reference Methods for LW Determination<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-093fd38 animated-fast elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"093fd38\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;,&quot;_animation_delay&quot;:200}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>OIKOS determines sound power levels based on sound pressure measurements performed in accordance with the applicable standards of the <strong>EN ISO 3740\u20133747 series<\/strong>. Measurements are conducted under controlled conditions or at the machine&#8217;s installation site, and results are documented in an accredited report under AB 934.<\/p><p>Acoustic power level (LW) is the parameter describing the total acoustic energy emitted by a machine, regardless of the environment \u2014 making it a comparable and repeatable parameter, required by the Machinery Directive 2006\/42\/EC for technical documentation, operating instructions, procurement specifications and noise risk assessments.<\/p><p>OIKOS has been performing accredited acoustic measurements for over 35 years. As part of the viridiusLAB AG network, we participate in European interlaboratory comparison programmes, ensuring comparability of our results with laboratories throughout Europe.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8d8aa84 e-flex e-con-boxed e-con e-parent\" data-id=\"8d8aa84\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-69c7a96 elementor-widget elementor-widget-heading\" data-id=\"69c7a96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Methods &amp; Instruments<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-728c092 e-con-full e-flex e-con e-child\" data-id=\"728c092\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-e14b5f4 e-con-full e-flex e-con e-child\" data-id=\"e14b5f4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-8494ff9 e-con-full e-flex e-con e-child\" data-id=\"8494ff9\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5e39074 elementor-widget elementor-widget-heading\" data-id=\"5e39074\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Methods<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-348e065 e-con-full e-flex e-con e-child\" data-id=\"348e065\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-d9e7778 elementor-widget elementor-widget-text-editor\" data-id=\"d9e7778\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Sound power level determination of machinery using measurement methods (Grade 2, 3) per EN ISO 3744 and 3746.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1ff49ba e-con-full e-flex e-con e-child\" data-id=\"1ff49ba\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-5ae9d7a e-con-full e-flex e-con e-child\" data-id=\"5ae9d7a\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-65f029a elementor-widget elementor-widget-heading\" data-id=\"65f029a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Instruments<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e5456a1 e-con-full e-flex e-con e-child\" data-id=\"e5456a1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-413a3ac elementor-widget elementor-widget-text-editor\" data-id=\"413a3ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Class 1 sound level meters, acoustic calibrator, tripods, measurement microphones, A-weighted sound power calculation software.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a55a877 e-con-full e-flex e-con e-child\" data-id=\"a55a877\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-68fd215 e-con-full e-flex e-con e-child\" data-id=\"68fd215\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8e05e42 elementor-widget elementor-widget-heading\" data-id=\"8e05e42\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p class=\"elementor-heading-title elementor-size-default\">Reference documents<\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-747e790 e-con-full e-flex e-con e-child\" data-id=\"747e790\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-9823328 elementor-widget elementor-widget-text-editor\" data-id=\"9823328\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>EN ISO 3744:2010; EN ISO 3746:2010; Machinery Directive 2006\/42\/EC; Polish MoE regulation on essential requirements for machinery.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9cf4bbd e-flex e-con-boxed e-con e-parent\" data-id=\"9cf4bbd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d93f04d elementor-widget__width-auto elementor-mobile-position-inline-end animated-fast elementor-view-default elementor-position-block-start elementor-invisible elementor-widget elementor-widget-icon-box\" data-id=\"d93f04d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;,&quot;_animation_delay&quot;:50}\" data-widget_type=\"icon-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-box-wrapper\">\n\n\t\t\t\t\t\t<div class=\"elementor-icon-box-icon\">\n\t\t\t\t<span  class=\"elementor-icon\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-title-dec\"><\/i>\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t<div class=\"elementor-icon-box-content\">\n\n\t\t\t\t\t\t\t\t\t<h6 class=\"elementor-icon-box-title\">\n\t\t\t\t\t\t<span  >\n\t\t\t\t\t\t\tFAQ\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/h6>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e2cdb4f elementor-widget__width-initial animated-fast elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"e2cdb4f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;_animation_delay&quot;:100}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Acoustic Power Questions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-dd03c9c animated-fast vamtam-has-icon-theme-styles elementor-invisible elementor-widget elementor-widget-n-accordion\" data-id=\"dd03c9c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;all_collapsed&quot;,&quot;max_items_expended&quot;:&quot;multiple&quot;,&quot;_animation&quot;:&quot;fadeIn&quot;,&quot;_animation_delay&quot;:250,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2310\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2310\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What is acoustic power and how is it different from sound pressure level? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2310\" class=\"elementor-element elementor-element-3f7d218 e-con-full e-flex e-con e-child\" data-id=\"3f7d218\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a319c72 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a319c72\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-f81c646 elementor-widget elementor-widget-text-editor\" data-id=\"f81c646\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Sound power level (LW) describes the total acoustic energy emitted by a source and is a property of the machine itself \u2014 independent of distance or the acoustic characteristics of the environment. Sound pressure level (LP) is a value measured at a specific location and depends on distance from the source, room geometry and absorption conditions. Acoustic power is required for machine technical documentation because it is comparable and reproducible.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2311\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2311\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> When is acoustic power measurement of a machine required? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2311\" class=\"elementor-element elementor-element-9dfd0a2 e-con-full e-flex e-con e-child\" data-id=\"9dfd0a2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1737757 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"1737757\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-8649f3c elementor-widget elementor-widget-text-editor\" data-id=\"8649f3c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Acoustic power measurement is primarily required when obtaining CE marking for machinery and equipment (Machinery Directive 2006\/42\/EC) and when preparing noise emission declarations for public procurement specifications and tenders. It may also be required in noise risk assessments at workplaces and in the design of acoustic protection for industrial installations.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2312\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2312\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Is acoustic power measurement needed for CE marking? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-minus\"><\/i><\/span>\n\t\t\t<span class='e-closed'><i aria-hidden=\"true\" class=\"vamtamtheme- vamtam-theme-plus\"><\/i><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2312\" class=\"elementor-element elementor-element-25d2b10 e-con-full e-flex e-con e-child\" data-id=\"25d2b10\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0e0aaa8 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"0e0aaa8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-41639e9 elementor-widget elementor-widget-text-editor\" data-id=\"41639e9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Yes. Machinery Directive 2006\/42\/EC requires the manufacturer to declare the sound power level LWA in the machine&#8217;s technical documentation and operating instructions where the emitted sound pressure level at the operator&#8217;s workstation exceeds 70 dB(A) or the peak level exceeds 63 Pa. An accredited report on LWA determination, issued by an AB 934 laboratory, constitutes the required documentary basis for this declaration.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a3e7353 e-flex e-con-boxed e-con e-parent\" data-id=\"a3e7353\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fcf7b95 elementor-widget__width-initial animated-fast elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"fcf7b95\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;_animation_delay&quot;:100}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Need acoustic documentation for CE marking or a tender? Order accredited measurements.<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"vamtam-has-theme-widget-styles elementor-element elementor-element-9511c9b elementor-align-left elementor-widget elementor-widget-button\" data-id=\"9511c9b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-lg\" href=\"\/en\/inquiry\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Request a Quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Acoustic power level is the fundamental parameter characterising noise emission of a machine, required in CE documentation and procurement specifications. OIKOS determines acoustic power levels in accordance with EN ISO standards under AB 934 accreditation.<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":987820,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_seowing_meta_title":"Machinery Acoustic Power Testing | OIKOS","_seowing_meta_description":"Sound power level determination per EN ISO 3744\/3746, as required by the Machinery Directive 2006\/42\/EC.","_seowing_focus_keyword":"machinery sound power testing","_seowing_canonical_url":"","_seowing_robots":"","_seowing_robots_noindex":false,"_seowing_robots_nofollow":false,"_seowing_seo_score":43,"footnotes":""},"class_list":["post-989136","page","type-page","status-publish","hentry"],"_hostinger_reach_plugin_has_subscription_block":false,"_hostinger_reach_plugin_is_elementor":false,"_links":{"self":[{"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/pages\/989136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/comments?post=989136"}],"version-history":[{"count":62,"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/pages\/989136\/revisions"}],"predecessor-version":[{"id":990218,"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/pages\/989136\/revisions\/990218"}],"up":[{"embeddable":true,"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/pages\/987820"}],"wp:attachment":[{"href":"https:\/\/oikoslab.pl\/en\/wp-json\/wp\/v2\/media?parent=989136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}