{"id":10596,"date":"2026-02-02T12:51:08","date_gmt":"2026-02-02T11:51:08","guid":{"rendered":"https:\/\/dr.neumann-peltier.de\/news\/schaltschrank-kuehlung-unzulaessige-erwaermung-vermeiden"},"modified":"2026-02-16T16:22:37","modified_gmt":"2026-02-16T15:22:37","slug":"schaltschrank-kuehlung-unzulaessige-erwaermung-vermeiden","status":"publish","type":"post","link":"https:\/\/dr.neumann-peltier.de\/en\/news\/schaltschrank-kuehlung-unzulaessige-erwaermung-vermeiden","title":{"rendered":"Control Cabinet Cooling: Preventing Excessive Heat Build-Up"},"content":{"rendered":"<div id='av_section_1'  class='avia-section av-7lw85y-daf7a700e95eae85d15fdf2e82db6335 main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_section  avia-builder-el-first  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mg3iyodl-386c84ad175a427227129b89c366e979\">\n#top .av-special-heading.av-mg3iyodl-386c84ad175a427227129b89c366e979{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mg3iyodl-386c84ad175a427227129b89c366e979 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mg3iyodl-386c84ad175a427227129b89c366e979 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mg3iyodl-386c84ad175a427227129b89c366e979 av-special-heading-h2 blockquote modern-quote  avia-builder-el-1  el_before_av_textblock  avia-builder-el-first '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >Control Cabinet Cooling: Preventing Excessive Heat Build-Up<\/h2><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-nod0fy-e6de28b8b4f3ac765c4f60c9f0ecca96 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>When a control cabinet overheats, it can shorten the lifespan of components, cause system failures, and compromise compliance with standards. That\u2019s why the temperature rise limits specified in DIN EN (IEC) 61439 must be strictly observed. This article walks you step by step through how to realistically assess the thermal conditions, accurately calculate the power losses inside the cabinet, and determine the actual cooling or heating requirements. You will also learn when control cabinet cooling becomes necessary and how to systematically select suitable solutions\u2014such as those based on Peltier technology.<\/p>\n<\/div><\/section>\n<\/div><\/div><\/main><!-- close content main element --><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzkacn5-e373561687a53c44a22a4888dc8e047a\">\n.avia-section.av-mkzkacn5-e373561687a53c44a22a4888dc8e047a{\nbackground-repeat:no-repeat;\nbackground-image:url(https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/iStock-1095734060-1500x1000.jpg);\nbackground-position:50% 50%;\nbackground-attachment:scroll;\n}\n<\/style>\n<div id='av_section_2'  class='avia-section av-mkzkacn5-e373561687a53c44a22a4888dc8e047a main_color avia-section-no-padding avia-no-border-styling  avia-builder-el-3  el_after_av_section  el_before_av_section  avia-bg-style-scroll av-minimum-height av-minimum-height-custom av-height-custom  container_wrap fullsize'  data-section-bg-repeat='no-repeat' data-av_minimum_height_px='500'><div class='container av-section-cont-open' style='height:500px'><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_3'  class='avia-section av-5d929y-92eee12ac974f543b422b5eaff30f888 main_color avia-section-default avia-no-border-styling  avia-builder-el-4  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-49wy25-61be64282e576d23564180e00e3cb47a sc-av_one_full av-equal-height-column-flextable'><div  class='flex_column av-49wy25-61be64282e576d23564180e00e3cb47a av_one_full  avia-builder-el-5  avia-builder-el-no-sibling  first flex_column_table_cell av-equal-height-column av-align-middle  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mg3jibtd-b621c0abd5b978e8171deaeee8ba2219\">\n#top .av-special-heading.av-mg3jibtd-b621c0abd5b978e8171deaeee8ba2219{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mg3jibtd-b621c0abd5b978e8171deaeee8ba2219 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mg3jibtd-b621c0abd5b978e8171deaeee8ba2219 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mg3jibtd-b621c0abd5b978e8171deaeee8ba2219 av-special-heading-h4 blockquote modern-quote  avia-builder-el-6  el_before_av_textblock  avia-builder-el-first '><h4 class='av-special-heading-tag '  itemprop=\"headline\"  >Control Cabinet Cooling Starts with Power Losses<\/h4><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-ma3w95ls-647ffa2d31e79f1b7dffe1a9ff4ee6d0 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Electrical equipment never operates without losses. A portion of the energy it consumes is always released as heat into the surrounding environment. This power loss within the control cabinet forms the central basis for any thermal design. The most reliable way to determine these values is by consulting the manufacturer\u2019s specifications.   <\/p>\n<p>It is advisable to document the power loss already in the bill of materials. In E-CAD systems, it should also be recorded directly when creating the item. This ensures a reliable data basis from an early stage. A calculated verification to ensure compliance with the temperature rise limits is not only technically sensible but is explicitly required by DIN EN 61439.<\/p>\n<\/div><\/section><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 -->\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_4'  class='avia-section av-1n14ku-50b075bdfc2900b3b56fe642e38c4bb3 alternate_color avia-section-default avia-no-border-styling  avia-builder-el-8  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzkid92-6c7971de2014997cf60a214edbbab65e\">\n#top .av-special-heading.av-mkzkid92-6c7971de2014997cf60a214edbbab65e{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzkid92-6c7971de2014997cf60a214edbbab65e .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzkid92-6c7971de2014997cf60a214edbbab65e .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzkid92-6c7971de2014997cf60a214edbbab65e av-special-heading-h4 blockquote modern-quote  avia-builder-el-9  el_before_av_textblock  avia-builder-el-first '><h4 class='av-special-heading-tag '  itemprop=\"headline\"  >Properly Accounting for Load and Simultaneity<\/h4><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-mkzkiy8q-1841b3cbf24b874884a19d114cd4304a '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>For a realistic thermal assessment, it\u2019s not just the installed power that matters, but the actual effective power loss.<\/p>\n<p>First, the load factor is considered. The standard recommends operating equipment continuously at no more than 80\u202f% of its rated capacity. If a device is subjected to a lower load in actual operation, the heat generated is reduced accordingly.  <\/p>\n<p>Next, the simultaneity of the circuits must be assessed. Not all consumers operate at full load continuously. The standard provides guidelines on the typical degree to which main circuits are loaded simultaneously, depending on their number. These factors often significantly reduce the total power loss to be considered and help prevent an oversized control cabinet cooling system.<\/p>\n<\/div><\/section>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_5'  class='avia-section av-m31ebi-5d8a85f763f816ddee75575d9e55cd9c main_color avia-section-default avia-no-border-styling  avia-builder-el-11  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-kqg7n2-a4332e5fd5e547748d585cf1c08c994e sc-av_one_full av-equal-height-column-flextable'><div  class='flex_column av-kqg7n2-a4332e5fd5e547748d585cf1c08c994e av_one_full  avia-builder-el-12  avia-builder-el-no-sibling  first flex_column_table_cell av-equal-height-column av-align-middle  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzkjupa-dc02564e346eda08e4e37afc6e09948f\">\n#top .av-special-heading.av-mkzkjupa-dc02564e346eda08e4e37afc6e09948f{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzkjupa-dc02564e346eda08e4e37afc6e09948f .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzkjupa-dc02564e346eda08e4e37afc6e09948f .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzkjupa-dc02564e346eda08e4e37afc6e09948f av-special-heading-h4 blockquote modern-quote  avia-builder-el-13  el_before_av_textblock  avia-builder-el-first '><h4 class='av-special-heading-tag '  itemprop=\"headline\"  >The Control Cabinet in the Thermal Context<\/h4><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-mkzkkbxk-26be9b6070dde4347798dea582db5789 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>In addition to internal heat sources, the surrounding environment also affects the thermal balance. That\u2019s why the control cabinet is always considered in the context of its installation. First, the effective surface area is determined based on height, width, and depth. The type of installation also plays a role: a freestanding cabinet can dissipate heat more effectively than a row-mounted cabinet or one mounted on a wall.    <\/p>\n<p>Next, the heat transfer coefficient of the enclosure is determined using the material-dependent <strong>k-factor<\/strong>. This indicates how much heat is dissipated or absorbed through the cabinet surfaces. A key factor is the temperature difference between the interior and the surrounding environment. If the ambient temperature is higher than the inside of the cabinet, additional heat flows into the enclosure. For large differences, suitable insulation can significantly reduce this heat gain, thereby lowering the required capacity of the control cabinet cooling system.     <\/p>\n<p>Finally,<\/p>\n<ul>\n<li>the effective internal power loss<\/li>\n<li>is added to the heat gain or loss influenced by the surrounding environment.<\/li>\n<\/ul>\n<p>The result is the actual cooling or heating requirement at the operating point.<\/p>\n<\/div><\/section><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 --><\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_6'  class='avia-section av-ip4w7i-797920eb0eb297e8ab384beb78bffc66 alternate_color avia-section-default avia-no-border-styling  avia-builder-el-15  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzkkwrh-3021305045d19f0cb1ec113bde0c604f\">\n#top .av-special-heading.av-mkzkkwrh-3021305045d19f0cb1ec113bde0c604f{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzkkwrh-3021305045d19f0cb1ec113bde0c604f .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzkkwrh-3021305045d19f0cb1ec113bde0c604f .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzkkwrh-3021305045d19f0cb1ec113bde0c604f av-special-heading-h4 blockquote modern-quote  avia-builder-el-16  el_before_av_textblock  avia-builder-el-first '><h4 class='av-special-heading-tag '  itemprop=\"headline\"  >Properly Designing Control Cabinet Cooling<\/h4><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-mkzl12fk-4265e60fc25182672be7826d09150579 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>If the calculation indicates a cooling requirement, a suitable device must be selected. The selection is based on the manufacturer\u2019s performance charts. <\/p>\n<p>Three values are combined in the process:<\/p>\n<ol>\n<li>Required Cooling Capacity<\/li>\n<li>Maximum Allowable Internal Temperature<\/li>\n<li>Maximum Ambient Temperature<\/li>\n<\/ol>\n<\/div><\/section>\n<div class='flex_column_table av-i0ywri-866cf2d3adef839f7bfe49014799723c sc-av_one_half av-equal-height-column-flextable'><div  class='flex_column av-i0ywri-866cf2d3adef839f7bfe49014799723c av_one_half  avia-builder-el-18  el_after_av_textblock  el_before_av_one_half  first flex_column_table_cell av-equal-height-column av-align-middle  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-fb1j6m-4f4516ababc00baf3535e75337b2e5ae\">\n.avia-image-container.av-fb1j6m-4f4516ababc00baf3535e75337b2e5ae img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-fb1j6m-4f4516ababc00baf3535e75337b2e5ae .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-fb1j6m-4f4516ababc00baf3535e75337b2e5ae av-styling- avia-align-center  avia-builder-el-19  avia-builder-el-no-sibling '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-10377 avia-img-lazy-loading-not-10377 avia_image ' src=\"https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-1536x676.png\" alt='Diagramm mit K\u00fchlleistung (x-Achse) und Innentemperatur im Schaltschrank (y-Achse); es zeigt, wie abh\u00e4ngig von der Umgebungstemperatur die notwendige Schaltschrankk\u00fchlung berechnet wird' title='Diagramm K\u00fchlleistung'  height=\"676\" width=\"1536\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-1536x676.png 1536w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-300x132.png 300w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-1030x454.png 1030w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-768x338.png 768w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-1500x661.png 1500w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-705x310.png 705w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-450x198.png 450w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-600x264.png 600w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-136x60.png 136w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung-204x90.png 204w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/01\/Diagramm-Kuehlleistung.png 1769w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/div><\/div><\/div><\/div><div class='av-flex-placeholder'><\/div><div  class='flex_column av-dufo66-ce4c846741f228d24cd6d660f1c70a2a av_one_half  avia-builder-el-20  el_after_av_one_half  avia-builder-el-last  flex_column_table_cell av-equal-height-column av-align-middle  column-top-margin'     ><section  class='av_textblock_section av-mkzklp97-6f9605c93047a7f616adfecbcffaa35e '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>If the operating point falls within the device\u2019s performance range, it is suitable. Otherwise, a more powerful model must be chosen, or the thermal situation improved\u2014for example, by reducing power losses or providing better insulation. <\/p>\n<p>Many manufacturers offer digital design tools for this purpose. These tools help calculate control cabinet cooling requirements and document the results. It is important to note that the manufacturers provide the characteristic curves used in calculating the required cooling capacity. This means that the results can be more accurate than when using general thermal calculation tools.   <\/p>\n<p>If you need support in determining the necessary control cabinet cooling, please complete this <a href=\"https:\/\/dr.neumann-peltier.de\/en\/enclosure-air-conditioning-request\">form<\/a>. Please complete all required fields to allow for a precise assessment.<\/p>\n<\/div><\/section><\/div><\/div><!--close column table wrapper. Autoclose: 1 --><\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_7'  class='avia-section av-8gccym-be38a34bd0d958028e94e8e7bc9dcb62 main_color avia-section-default avia-no-border-styling  avia-builder-el-22  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-43fkha-75cc3c791d09cfa180c2a9c89b048d24 sc-av_one_full av-equal-height-column-flextable'><div  class='flex_column av-43fkha-75cc3c791d09cfa180c2a9c89b048d24 av_one_full  avia-builder-el-23  avia-builder-el-no-sibling  first flex_column_table_cell av-equal-height-column av-align-middle  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mihox1n1-67a225d01111b11c22d7bb3ee6df2fc3\">\n#top .av-special-heading.av-mihox1n1-67a225d01111b11c22d7bb3ee6df2fc3{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mihox1n1-67a225d01111b11c22d7bb3ee6df2fc3 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mihox1n1-67a225d01111b11c22d7bb3ee6df2fc3 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mihox1n1-67a225d01111b11c22d7bb3ee6df2fc3 av-special-heading-h4 blockquote modern-quote  avia-builder-el-24  el_before_av_textblock  avia-builder-el-first '><h4 class='av-special-heading-tag '  itemprop=\"headline\"  >Peltier Technology as an Option for Control Cabinet Cooling<\/h4><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-mihoxhrk-40424903eee7d724cd55ce2eed19a82b '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>One option for cooling is thermoelectric systems based on the Peltier effect. They operate without refrigerants and have few moving parts, making them low-maintenance and capable of maintaining the enclosure\u2019s IP protection in closed systems. <a href=\"https:\/\/dr.neumann-peltier.de\/en\/products\">Peltier<\/a> devices are particularly suitable for small to medium cooling capacities and applications with high requirements for tightness or minimal maintenance. Whether they are suitable in a given case always depends on the calculated cooling demand and the surrounding conditions.<\/p>\n<\/div><\/section><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 --><\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_8'  class='avia-section av-c0q24u-0172f1a69b3c27f972cb9aa283f5893f alternate_color avia-section-default avia-no-border-styling  avia-builder-el-26  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-aglqni-94346338c409878145eb66a6b95f9718 sc-av_one_half av-equal-height-column-flextable'><div  class='flex_column av-aglqni-94346338c409878145eb66a6b95f9718 av_one_half  avia-builder-el-27  el_before_av_one_half  avia-builder-el-first  first flex_column_table_cell av-equal-height-column av-align-middle  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzks152-ab0923a2e0f241c7b9624a072d21a2a9\">\n#top .av-special-heading.av-mkzks152-ab0923a2e0f241c7b9624a072d21a2a9{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzks152-ab0923a2e0f241c7b9624a072d21a2a9 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzks152-ab0923a2e0f241c7b9624a072d21a2a9 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzks152-ab0923a2e0f241c7b9624a072d21a2a9 av-special-heading-h4 blockquote modern-quote  avia-builder-el-28  el_before_av_textblock  avia-builder-el-first '><h4 class='av-special-heading-tag '  itemprop=\"headline\"  >Heating and Cooling: A Special Feature of Peltier Technology<\/h4><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-mkzksmtj-a807dd68ff925facfc9c58540c3b1fe3 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>One advantage of thermoelectric systems is their reversibility. By reversing the current, the same device can introduce heat into the control cabinet. This allows the system to cover heating scenarios as well, for example to prevent condensation at low ambient temperatures. Whether the heating capacity is sufficient is also determined by the previously performed thermal calculation. In some cases, a separate control cabinet heater can thus be avoided. This unique feature of Peltier devices is particularly used for climate control of outdoor cabinets.     <\/p>\n<p>The Peltier-based control cabinet climate system maintains the internal temperature within a preset range\u2014for example, between 5\u202f\u00b0C and 40\u202f\u00b0C. At high ambient temperatures above 40\u202f\u00b0C, the Peltier device cools the cabinet interior, while in winter, at freezing temperatures, it heats the interior.<\/p>\n<p>If you need support in determining the necessary control cabinet cooling, please complete this <a href=\"https:\/\/dr.neumann-peltier.de\/en\/enclosure-air-conditioning-request\">form<\/a>. Please complete all required fields to allow for a precise assessment.<\/p>\n<\/div><\/section><\/p><\/div><div class='av-flex-placeholder'><\/div><div  class='flex_column av-x3wwe-95f52ab145e92d9b553c2a884b5fb2cb av_one_half  avia-builder-el-30  el_after_av_one_half  avia-builder-el-last  flex_column_table_cell av-equal-height-column av-align-middle  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ml50fmcb-44e5cf9a196d021b61ee29d6cf69ef44\">\n.avia-image-container.av-ml50fmcb-44e5cf9a196d021b61ee29d6cf69ef44 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-ml50fmcb-44e5cf9a196d021b61ee29d6cf69ef44 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-ml50fmcb-44e5cf9a196d021b61ee29d6cf69ef44 av-styling- avia-align-center  avia-builder-el-31  avia-builder-el-no-sibling '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-10520 avia-img-lazy-loading-not-10520 avia_image ' src=\"https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-1030x687.jpg\" alt='Zwei Schaltschr\u00e4nke unterschiedlicher Gr\u00f6\u00dfe stehen allein in einer sandigen Landschaft.' title='Electrical,Distribution,Box,Buried,In,Sand,On,The,Beach,Metal'  height=\"687\" width=\"1030\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-1030x687.jpg 1030w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-300x200.jpg 300w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-768x512.jpg 768w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-1536x1024.jpg 1536w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-2048x1365.jpg 2048w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-1500x1000.jpg 1500w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-705x470.jpg 705w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-450x300.jpg 450w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-600x400.jpg 600w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-90x60.jpg 90w, https:\/\/dr.neumann-peltier.de\/wp-content\/uploads\/2026\/02\/Schaltschrank_Wueste-135x90.jpg 135w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><\/div><\/div><\/div><\/div><\/div><!--close column table wrapper. Autoclose: 1 -->\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_9'  class='avia-section av-7mrz26-a1513ff8026194e0d0b11500e116ab10 main_color avia-section-default avia-no-border-styling  avia-builder-el-32  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-6co5z2-6f0a2679e42aaa662ea3fb827a1527f2 sc-av_one_full av-equal-height-column-flextable'><div  class='flex_column av-6co5z2-6f0a2679e42aaa662ea3fb827a1527f2 av_one_full  avia-builder-el-33  avia-builder-el-no-sibling  first flex_column_table_cell av-equal-height-column av-align-middle  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzktjx6-952de85f3ed2b42f1233992ebf088e4c\">\n#top .av-special-heading.av-mkzktjx6-952de85f3ed2b42f1233992ebf088e4c{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzktjx6-952de85f3ed2b42f1233992ebf088e4c .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzktjx6-952de85f3ed2b42f1233992ebf088e4c .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzktjx6-952de85f3ed2b42f1233992ebf088e4c av-special-heading-h4 blockquote modern-quote  avia-builder-el-34  el_before_av_textblock  avia-builder-el-first '><h4 class='av-special-heading-tag '  itemprop=\"headline\"  >Don\u2019t Forget the Power Supply Technology<\/h4><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-mkzku1fh-d7f5801bafaacd34716de6ffe50e3072 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>When calculating the power losses in a control cabinet, the cooling or heating devices themselves must also be taken into account. Their electrical power consumption is partly converted into heat and affects the overall thermal balance. <\/p>\n<p>When a cooling device\u2019s power supply is positioned outside the cabinet, the internal thermal load is correspondingly lower. It\u2019s important to document these details in the design process.<\/p>\n<\/div><\/section><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 -->\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_10'  class='avia-section av-4u057i-761c3a943ff9207bb9227b67f31fcd73 alternate_color avia-section-default avia-no-border-styling  avia-builder-el-36  el_after_av_section  el_before_av_one_fifth  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'>\n<div class='flex_column_table av-2pr5ri-2661290b03a7717dd86a6659e1b93c78 sc-av_one_full av-equal-height-column-flextable'><div  class='flex_column av-2pr5ri-2661290b03a7717dd86a6659e1b93c78 av_one_full  avia-builder-el-37  avia-builder-el-no-sibling  first flex_column_table_cell av-equal-height-column av-align-middle  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mkzkv4hd-f7177c0d20a08a31dfba763213eef009\">\n#top .av-special-heading.av-mkzkv4hd-f7177c0d20a08a31dfba763213eef009{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-mkzkv4hd-f7177c0d20a08a31dfba763213eef009 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-mkzkv4hd-f7177c0d20a08a31dfba763213eef009 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-mkzkv4hd-f7177c0d20a08a31dfba763213eef009 av-special-heading-h4 blockquote modern-quote  avia-builder-el-38  el_before_av_textblock  avia-builder-el-first '><h4 class='av-special-heading-tag '  itemprop=\"headline\"  >Conclusion: Calculation Provides Confidence<\/h4><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n<section  class='av_textblock_section av-mkzkvig9-85eaf4420b721a143ccf75e4f5d7ce53 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>A standard-compliant control cabinet cooling system doesn\u2019t start with device selection\u2014it begins with accurately determining power losses and the actual operating conditions. Only the combination of load, simultaneity, enclosure properties, and ambient temperature delivers a reliable result. With a structured thermal design, you increase operational safety, prevent overheating, and meet the requirements of DIN EN 61439 in a clear and well-documented manner.<\/p>\n<\/div><\/section><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 --><\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='after_section_10'  class='main_color av_default_container_wrap container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-10596'><div class='entry-content-wrapper clearfix'><div  class='flex_column av-4pljby-ccd3436f49ef6449f0803b7edb908263 av_one_fifth  avia-builder-el-40  el_after_av_section  el_before_av_four_fifth  avia-builder-el-first  first flex_column_div  '     ><div  class='avia-button-wrap av-ml525m21-73bce13838b9951dfb2221f336f6c44c-wrap avia-button-center  avia-builder-el-41  avia-builder-el-no-sibling '>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ml525m21-73bce13838b9951dfb2221f336f6c44c\">\n#top #wrap_all .avia-button.av-ml525m21-73bce13838b9951dfb2221f336f6c44c{\nfont-size:30px;\nbackground-color:#9d9ab8;\nborder-color:#9d9ab8;\ncolor:#ffffff;\ntransition:all 0.4s ease-in-out;\n}\n<\/style>\n<a href='https:\/\/dr.neumann-peltier.de\/en\/contact'  class='avia-button av-ml525m21-73bce13838b9951dfb2221f336f6c44c av-link-btn avia-icon_select-yes-left-icon avia-size-large avia-position-center av-button-notext'  target=\"_blank\"  rel=\"noopener noreferrer\"  ><span class='avia_button_icon avia_button_icon_left' aria-hidden='true' data-av_icon='\ue81f' data-av_iconfont='entypo-fontello'><\/span><span class='avia_iconbox_title' ><\/span><\/a><\/div><\/div>\n<div  class='flex_column av-awnr2-2a76acd424c5db9e0e098332636f8abf av_four_fifth  avia-builder-el-42  el_after_av_one_fifth  avia-builder-el-last  flex_column_div  '     ><section  class='av_textblock_section av-ml51iobq-75565c9b0e48f800b9bbba62d2139766 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>If you need support with thermal design, temperature rise verification according to DIN EN 61439, or selecting suitable cooling technology, we can connect you with an expert contact.<\/p>\n<\/div><\/section><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Overheating in a control cabinet can reduce component lifespan, lead to failures, and jeopardize compliance with standards. This article walks you through step by step\u2026 <\/p>\n","protected":false},"author":5701,"featured_media":10407,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[225,224],"tags":[183,186,185,184],"class_list":["post-10596","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-post","category-housing-technology","tag-calculating-control-cabinet-cooling-requirements","tag-control-cabinet-climate-control","tag-power-losses-in-the-control-cabinet","tag-temperature-rise-limits-according-to-din-en-iec-61439"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Control Cabinet Cooling: Preventing Excessive Heat Build-Up - Dr. Neumann Peltier-Technik GmbH<\/title>\n<meta name=\"description\" content=\"When an electrical enclosure overheats, it can shorten the lifespan of components, cause system failures, and put regulatory compliance at risk. This article walks you step by step through how to realistically assess the thermal conditions, accurately determine the power losses inside the enclosure, and use that data to calculate the actual cooling or heating requirements.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dr.neumann-peltier.de\/en\/news\/schaltschrank-kuehlung-unzulaessige-erwaermung-vermeiden\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Control Cabinet Cooling: Preventing Excessive Heat Build-Up - Dr. Neumann Peltier-Technik GmbH\" \/>\n<meta property=\"og:description\" content=\"When an electrical enclosure overheats, it can shorten the lifespan of components, cause system failures, and put regulatory compliance at risk. 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