{"id":71218,"date":"2026-04-20T23:54:16","date_gmt":"2026-04-21T02:54:16","guid":{"rendered":"https:\/\/a3aengenharia.com\/en-us\/solutions\/geral\/surge-protection-measures-spm\/"},"modified":"2026-04-20T23:54:16","modified_gmt":"2026-04-21T02:54:16","slug":"surge-protection-measures-spm","status":"publish","type":"solutions","link":"https:\/\/a3aengenharia.com\/en-us\/solutions\/electrical-engineering\/surge-protection-measures-spm\/","title":{"rendered":"Surge Protection Measures (SPM)"},"content":{"rendered":"\n<p>The <strong>Surge Protection Measures (SPM)<\/strong> solution includes the design and implementation of a structured system to mitigate overvoltages caused by lightning, switching operations, and disturbances in the electrical network, protecting electrical and electronic assets.<\/p>\n\n\n\n<p>The architecture is structured to ensure coordinated protection levels, compatibility between protective devices and the installation, and proper integration with grounding, equipotentialization, and electrical infrastructure.<\/p>\n\n\n\n<p>A3A Engenharia de Sistemas develops each solution based on analysis of transient exposure, criticality of protected loads, system topology, and technical standards, ensuring predictability and protection effectiveness.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SCOPE OF WORK<\/h2>\n\n\n\n<p>Within the scope of Surge Protection Measures, A3A Engenharia de Sistemas can operate in the following areas:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Planning and Sizing<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Assessment of transient and surge exposure<\/li>\n\n\n<li>Definition of protection zones and coordination levels<\/li>\n\n\n<li>Sizing of SPDs for main, secondary, and terminal boards<\/li>\n\n\n<li>Compatibility with grounding and equipotentialization systems<\/li>\n\n\n<li>Preparation of technical design and documentation<\/li>\n\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Implementation and Integration<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Installation of surge protective devices in strategic points<\/li>\n\n\n<li>Interconnection with electrical boards and critical circuits<\/li>\n\n\n<li>Integration with UPS systems, automation, and sensitive loads<\/li>\n\n\n<li>Technical supervision of assembly and energization<\/li>\n\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Testing and Validation<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Verification of installation and device coordination<\/li>\n\n\n<li>Inspection of grounding and protection continuity<\/li>\n\n\n<li>Validation of technical documentation and executive design<\/li>\n\n\n<li>Consolidation of records and acceptance reports<\/li>\n\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Maintenance and Review<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Periodic inspection of protective devices<\/li>\n\n\n<li>Replacement after events or end of life<\/li>\n\n\n<li>Review according to expansion of circuits and loads<\/li>\n\n\n<li>Update of technical records and mitigation criteria<\/li>\n\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">APPLICATIONS AND ENVIRONMENTS<\/h2>\n\n\n\n<p>The solution applies to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Corporate buildings<\/li>\n\n\n<li>Industrial plants<\/li>\n\n\n<li>Critical infrastructures<\/li>\n\n\n<li>Data centers<\/li>\n\n\n<li>Installations with sensitive electronic loads<\/li>\n\n\n<li>Sites exposed to electrical transients and switching events<\/li>\n\n<\/ul>\n\n\n\n<p>The architecture is sized to ensure mitigation of overvoltages, preservation of electrical and electronic assets, and greater operational predictability of the protected installation.<\/p>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Structured surge mitigation system for protection of electrical and electronic assets.<\/p>\n","protected":false},"featured_media":70595,"parent":0,"menu_order":0,"template":"","meta":{"_a3a_post_lang":"en-us","_a3a_translation_group_id":"solutions-32925","_related_solutions":[],"_related_technologies":[],"_a3a_related_solutions_groups":[],"_a3a_related_technologies_groups":[]},"segments":[421],"class_list":["post-71218","solutions","type-solutions","status-publish","has-post-thumbnail","hentry","segments-electrical-engineering"],"_links":{"self":[{"href":"https:\/\/a3aengenharia.com\/en-us\/wp-json\/wp\/v2\/solutions\/71218","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/a3aengenharia.com\/en-us\/wp-json\/wp\/v2\/solutions"}],"about":[{"href":"https:\/\/a3aengenharia.com\/en-us\/wp-json\/wp\/v2\/types\/solutions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/a3aengenharia.com\/en-us\/wp-json\/wp\/v2\/media\/70595"}],"wp:attachment":[{"href":"https:\/\/a3aengenharia.com\/en-us\/wp-json\/wp\/v2\/media?parent=71218"}],"wp:term":[{"taxonomy":"segments","embeddable":true,"href":"https:\/\/a3aengenharia.com\/en-us\/wp-json\/wp\/v2\/segments?post=71218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}