{"id":3579,"date":"2025-02-25T10:49:01","date_gmt":"2025-02-25T02:49:01","guid":{"rendered":"https:\/\/yr.junj.cc\/?post_type=blog&#038;p=3579"},"modified":"2025-02-25T11:11:00","modified_gmt":"2025-02-25T03:11:00","slug":"yro-component-level-rapid-shutdown-successfully-obtains-ul3741-certification","status":"publish","type":"blog","link":"https:\/\/www.yroele.com\/ar\/news\/yro-component-level-rapid-shutdown-successfully-obtains-ul3741-certification","title":{"rendered":"\u062d\u0635\u0644 \u0627\u0644\u0625\u063a\u0644\u0627\u0642 \u0627\u0644\u0633\u0631\u064a\u0639 \u0644\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0643\u0648\u0646 YRO \u0639\u0644\u0649 \u0634\u0647\u0627\u062f\u0629 UL3741 \u0628\u0646\u062c\u0627\u062d"},"content":{"rendered":"<p>As the global energy landscape evolves towards cleaner sources, solar energy has emerged as a fundamental element in the realm of sustainable power, effortlessly blending into the worldwide energy portfolio. YRO&#8217;s module\u00a0level rapid shutdown technology, recently certified under UL 3741, represents a significant achievement for Yueqing Yirui Electric Co., Ltd. This certification not only underscores the inventive characteristics of YRO&#8217;s offerings but also sets a foundation for more secure and reliable solar installations.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u062a\u0628\u062f\u064a\u0644 \u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u0649\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u062a\u0628\u062f\u064a\u0644<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.yroele.com\/ar\/news\/yro-component-level-rapid-shutdown-successfully-obtains-ul3741-certification\/#What_is_the_UL_3741_certification\" >What is the UL 3741 certification?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.yroele.com\/ar\/news\/yro-component-level-rapid-shutdown-successfully-obtains-ul3741-certification\/#What_is_the_importance_of_the_UL_3741_certification_in_solar_products\" >What is the importance of the UL 3741 certification in solar products?<\/a><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><ul class='ez-toc-list-level-5' ><li class='ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.yroele.com\/ar\/news\/yro-component-level-rapid-shutdown-successfully-obtains-ul3741-certification\/#1_Ensuring_the_Safety_of_Personnels_Lives\" >1. Ensuring the Safety of Personnel&#8217;s Lives<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.yroele.com\/ar\/news\/yro-component-level-rapid-shutdown-successfully-obtains-ul3741-certification\/#2_Industry_Standards_and_Market_Trust\" >2. Industry Standards and Market Trust<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.yroele.com\/ar\/news\/yro-component-level-rapid-shutdown-successfully-obtains-ul3741-certification\/#3_Technological_Innovation_and_Development\" >3. Technological Innovation and Development<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.yroele.com\/ar\/news\/yro-component-level-rapid-shutdown-successfully-obtains-ul3741-certification\/#Conclusion\" >\u062e\u0627\u062a\u0645\u0629<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_the_UL_3741_certification\"><\/span><strong>What is the UL 3741 certification?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0627\u0644\u00a0<strong>UL 3741 certification<\/strong>, namely the Photovoltaic Hazard Control Safety Standard Certification, is an important certification standard released by Underwriters Laboratories (UL) in December 2020. This standard specifies the safety procedures and principles,\u00a0used to evaluate and confirm the compliance of\u00a0<strong>rapid shutdown<\/strong>\u00a0of photovoltaic arrays. Its core purpose is to protect firefighters from the risk of electric shock,\u00a0when dealing with emergencies in homes and buildings with solar cell arrays.<\/p>\n<p><strong>UL 3741<\/strong>\u00a0requires that photovoltaic systems can enter a controllable state in case of emergencies, ensuring that within 30 seconds after the\u00a0<strong>\u062a\u062d\u062f\u064a\u062f \u0648\u0636\u0639 \u0627\u0644\u0644\u0627\u062c\u0626<\/strong>\u00a0is initiated, the alternating current (AC) voltage of any circuit within the array boundary is limited to a range,\u00a0not exceeding 15 volts alternating current (Vac), 8 amperes (A), and 240 volt\u00a0amperes (VA).<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_is_the_importance_of_the_UL_3741_certification_in_solar_products\"><\/span><strong>What is the importance of the UL 3741 certification in solar products?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h5><span class=\"ez-toc-section\" id=\"1_Ensuring_the_Safety_of_Personnels_Lives\"><\/span><strong>1. Ensuring the Safety of Personnel&#8217;s Lives<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p>During the application of solar energy systems, solar panels generate high voltages while operating. Especially in emergency situations, such as fires, these high voltages can pose a serious risk of electric shock to rescuers and others. Moreover, some older or non\u00a0compliant photovoltaic systems,\u00a0may not be able to cut off the high voltage on the DC side in a timely manner, which exposes firefighters to great potential risks during firefighting operations.<\/p>\n<p><a href=\"https:\/\/www.nfpa.org\/education-and-research\/research\/fire-protection-research-foundation\/projects-and-reports\/fire-safety-and-photovoltaic-panels-on-building-roofs-workshop\" target=\"_blank\" rel=\"noopener\">According to the report of the &#8220;Fire Safety and Photovoltaic Panels on Building Roofs Workshop&#8221;, it is estimated that 29 fires occur per year for every 1 GW of installed photovoltaics.\u00a0<\/a>However, it is difficult to obtain the actual total number of fires,\u00a0because many jurisdictions do not include information related to photovoltaic power generation when counting losses, and small\u00a0scale accidents are not reported. It can be imagined that the actual fire data should be higher. The report also points out that the key factors for limiting losses include high\u00a0quality photovoltaics, OM (operation and maintenance) routines, high\u00a0quality roofing, and cooperation with the fire department. Solar products certified by\u00a0<strong>UL 3741<\/strong>, such as\u00a0<strong>YRO&#8217;s module<\/strong><strong>\u00a0<\/strong><strong>level rapid shutdown device<\/strong>, can quickly cut off the voltage in a crisis, reducing the probability of electric shock accidents and ensuring the safety of personnel&#8217;s lives to the greatest extent.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-3580\" src=\"https:\/\/yr.junj.cc\/wp-content\/uploads\/2025\/02\/1-rapid-shutdown-device-YRO.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/i1.wp.com\/www.yroele.com\/wp-content\/uploads\/2025\/02\/1-rapid-shutdown-device-YRO.jpg?quality=85&strip=all 1920w, https:\/\/i1.wp.com\/www.yroele.com\/wp-content\/uploads\/2025\/02\/1-rapid-shutdown-device-YRO-300x169.jpg?quality=85&strip=all 300w, https:\/\/i1.wp.com\/www.yroele.com\/wp-content\/uploads\/2025\/02\/1-rapid-shutdown-device-YRO-1024x576.jpg?quality=85&strip=all 1024w, https:\/\/i1.wp.com\/www.yroele.com\/wp-content\/uploads\/2025\/02\/1-rapid-shutdown-device-YRO-768x432.jpg?quality=85&strip=all 768w, https:\/\/i1.wp.com\/www.yroele.com\/wp-content\/uploads\/2025\/02\/1-rapid-shutdown-device-YRO-1536x864.jpg?quality=85&strip=all 1536w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/p>\n<h5><span class=\"ez-toc-section\" id=\"2_Industry_Standards_and_Market_Trust\"><\/span><strong>2. Industry Standards and Market Trust<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p>With the continuous development of the solar energy industry, governments around the world are paying more attention to,\u00a0and strengthening the supervision of the safety of solar energy systems. Many countries, such as the United States, some European countries, and some Asian countries, have introduced relevant regulations,\u00a0requiring that solar energy systems must have the function of\u00a0<strong>module<\/strong><strong>\u00a0<\/strong><strong>level\u00a0<\/strong><strong>\u062a\u062d\u062f\u064a\u062f \u0648\u0636\u0639 \u0627\u0644\u0644\u0627\u062c\u0626<\/strong>\u00a0in case of emergencies. Solar products that have obtained the\u00a0<strong>UL 3741 certification<\/strong>\u00a0meet strict safety standards, which is a significant advantage for enterprises in market competition. These products are more likely to be recognized and purchased for government projects. Also, when facing numerous products, consumers can choose them with more confidence, which promotes the standardized and healthy development of the market.<\/p>\n<h5><span class=\"ez-toc-section\" id=\"3_Technological_Innovation_and_Development\"><\/span><strong>3. Technological Innovation and Development<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p>In order to meet the strict requirements of relevant standards,\u00a0solar energy enterprises are constantly increasing their investment in research and development to improve the safety performance of their products. This has led to the continuous introduction of new advanced technologies and solutions within the industry. For example, in the field of\u00a0<strong>module<\/strong><strong>\u00a0<\/strong><strong>level rapid shutdown technology<\/strong>, enterprises are constantly optimizing the design to improve the speed and efficiency of shutdown. At the same time, they also pay attention to the collaborative work with other related equipment,\u00a0to enhance the safety performance of the entire photovoltaic system.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>\u062e\u0627\u062a\u0645\u0629<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>YRO&#8217;s module\u00a0level rapid shutdown obtaining the UL 3741 certification means that it has reached the international advanced level in terms of safety performance and compliance, providing a strong guarantee for the development and promotion of the solar energy industry.<\/p>","protected":false},"excerpt":{"rendered":"<p>As the global energy landscape evolves towards cleaner sources, solar energy has emerged as a fundamental element in the realm of sustainable power, effortlessly blending into the worldwide energy portfolio.<\/p>","protected":false},"featured_media":3582,"template":"","meta":{"_acf_changed":false,"footnotes":""},"blog_category":[19],"class_list":["post-3579","blog","type-blog","status-publish","has-post-thumbnail","hentry","blog_category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.yroele.com\/ar\/wp-json\/wp\/v2\/blog\/3579","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yroele.com\/ar\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.yroele.com\/ar\/wp-json\/wp\/v2\/types\/blog"}],"version-history":[{"count":3,"href":"https:\/\/www.yroele.com\/ar\/wp-json\/wp\/v2\/blog\/3579\/revisions"}],"predecessor-version":[{"id":3588,"href":"https:\/\/www.yroele.com\/ar\/wp-json\/wp\/v2\/blog\/3579\/revisions\/3588"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yroele.com\/ar\/wp-json\/wp\/v2\/media\/3582"}],"wp:attachment":[{"href":"https:\/\/www.yroele.com\/ar\/wp-json\/wp\/v2\/media?parent=3579"}],"wp:term":[{"taxonomy":"blog_category","embeddable":true,"href":"https:\/\/www.yroele.com\/ar\/wp-json\/wp\/v2\/blog_category?post=3579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}