{"id":3441,"date":"2025-11-26T00:16:03","date_gmt":"2025-11-26T00:16:03","guid":{"rendered":"https:\/\/chkhele.com\/shop\/non%20class\u00e9\/panneau-de-distribution-basse-tension-xl-21\/"},"modified":"2026-04-12T01:31:44","modified_gmt":"2026-04-12T01:31:44","slug":"panneau-de-distribution-basse-tension-xl-21","status":"publish","type":"product","link":"https:\/\/chkhele.com\/fr\/shop\/appareillage-de-commutation-basse-tension\/panneau-de-distribution-basse-tension-xl-21\/","title":{"rendered":"Panneau de distribution basse tension XL-21"},"content":{"rendered":"\t\t<div data-elementor-type=\"section\" data-elementor-id=\"221\" class=\"elementor elementor-221\" data-elementor-post-type=\"elementor_library\">\n\t\t\t<div class=\"elementor-element elementor-element-94113fa e-flex e-con-boxed e-con e-parent\" data-id=\"94113fa\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-733d97f e-n-tabs-mobile elementor-widget elementor-widget-n-tabs\" data-id=\"733d97f\" data-element_type=\"widget\" data-settings=\"{&quot;horizontal_scroll&quot;:&quot;disable&quot;}\" data-widget_type=\"nested-tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-tabs\" data-widget-number=\"120838527\" aria-label=\"Onglets. Ouvrez des \u00e9l\u00e9ments avec Entrer ou Espace, fermez-les avec Echape et naviguez \u00e0 l&#039;aide des touches fl\u00e9ch\u00e9es.\">\n\t\t\t<div class=\"e-n-tabs-heading\" role=\"tablist\">\n\t\t\t\t\t<button id=\"e-n-tab-title-1208385271\" data-tab-title-id=\"e-n-tab-title-1208385271\" class=\"e-n-tab-title\" aria-selected=\"true\" data-tab-index=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"e-n-tab-content-1208385271\" style=\"--n-tabs-title-order: 1;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tOverview\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-1208385272\" data-tab-title-id=\"e-n-tab-title-1208385272\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-1208385272\" style=\"--n-tabs-title-order: 2;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tModel Meaning\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-1208385273\" data-tab-title-id=\"e-n-tab-title-1208385273\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-1208385273\" style=\"--n-tabs-title-order: 3;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tStructural Features\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-1208385274\" data-tab-title-id=\"e-n-tab-title-1208385274\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"4\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-1208385274\" style=\"--n-tabs-title-order: 4;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tConditions of Normal Use\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t<button id=\"e-n-tab-title-1208385275\" data-tab-title-id=\"e-n-tab-title-1208385275\" class=\"e-n-tab-title\" aria-selected=\"false\" data-tab-index=\"5\" role=\"tab\" tabindex=\"-1\" aria-controls=\"e-n-tab-content-1208385275\" style=\"--n-tabs-title-order: 5;\">\n\t\t\t\t\t\t<span class=\"e-n-tab-title-text\">\n\t\t\t\tUse, Maintenance and Overhaul\t\t\t<\/span>\n\t\t<\/button>\n\t\t\t\t\t<\/div>\n\t\t\t<div class=\"e-n-tabs-content\">\n\t\t\t\t<div id=\"e-n-tab-content-1208385271\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-1208385271\" data-tab-index=\"1\" style=\"--n-tabs-title-order: 1;\" class=\"e-active elementor-element elementor-element-b8ccccb e-con-full e-flex e-con e-child\" data-id=\"b8ccccb\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-864dcbd elementor-widget elementor-widget-text-editor\" data-id=\"864dcbd\" data-element_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>XL-21 power distribution box is suitable for power distribution in power plants and industrial and mining enterprises, in three-phase four-wire or three-phase five-wire systems with AC voltage of 500 volts and below. The XL-21 power distribution box is an indoor device installed against the wall and overhauled in front of the screen.<\/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<div id=\"e-n-tab-content-1208385272\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-1208385272\" data-tab-index=\"2\" style=\"--n-tabs-title-order: 2;\" class=\" elementor-element elementor-element-471da31 e-con-full e-flex e-con e-child\" data-id=\"471da31\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f88dfab elementor-widget elementor-widget-image\" data-id=\"f88dfab\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"189\" src=\"https:\/\/chkhele.com\/wp-content\/uploads\/2025\/11\/XL-21-Power-Distribution-Box-1.webp\" class=\"attachment-large size-large wp-image-224\" alt=\"\" srcset=\"https:\/\/chkhele.com\/wp-content\/uploads\/2025\/11\/XL-21-Power-Distribution-Box-1.webp 500w, https:\/\/chkhele.com\/wp-content\/uploads\/2025\/11\/XL-21-Power-Distribution-Box-1-300x113.webp 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div id=\"e-n-tab-content-1208385273\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-1208385273\" data-tab-index=\"3\" style=\"--n-tabs-title-order: 3;\" class=\" elementor-element elementor-element-7c45f90 e-con-full e-flex e-con e-child\" data-id=\"7c45f90\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-95237f9 elementor-widget elementor-widget-text-editor\" data-id=\"95237f9\" data-element_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>XL-21 power distribution box is enclosed, the shell is bent with steel plate, and the knife switch operating handle is installed on the upper part of the right column in front of the box, which can be used to switch the power supply. A voltmeter is installed in front of the distribution box to indicate the voltage of the bus. There is a door in front of the distribution box, and after the door is opened, all the equipment in the distribution box is exposed, which is convenient for maintenance and maintenance. The distribution box adopts domestic self-designed components, which has the characteristics of compact structure, convenient maintenance, and flexible combination of circuit schemes. In addition to the air circuit breaker and fuse as short-circuit protection, the distribution box is also equipped with contactors and thermal relays, and the front door of the box can be equipped with operation buttons and indicator lights.<\/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<div id=\"e-n-tab-content-1208385274\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-1208385274\" data-tab-index=\"4\" style=\"--n-tabs-title-order: 4;\" class=\" elementor-element elementor-element-8669832 e-flex e-con-boxed e-con e-child\" data-id=\"8669832\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-72674ae elementor-widget elementor-widget-text-editor\" data-id=\"72674ae\" data-element_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<ul><li>Ambient temperature: -50\u00b0C ~+40\u00b0C, and the average temperature within 24h does not exceed +36\u00b0C;<\/li><li>Altitude: no more than 2000m;<\/li><li>Relative humidity: no more than 50% when the ambient air humidity is +40\u00b0C, and higher relative humidity can be higher at lower humidity (e.g., 90% at +20\u00b0C), considering the change of temperature, it is allowed to produce moderate condensation:<\/li><li>The inclination between the equipment and the vertical plane should not exceed 5\u00b0 when installed, and the equipment should be installed in a place without severe vibration, impact and corrosion.<\/li><\/ul>\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 id=\"e-n-tab-content-1208385275\" role=\"tabpanel\" aria-labelledby=\"e-n-tab-title-1208385275\" data-tab-index=\"5\" style=\"--n-tabs-title-order: 5;\" class=\" elementor-element elementor-element-6a8494e e-flex e-con-boxed e-con e-child\" data-id=\"6a8494e\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0024c36 elementor-widget elementor-widget-text-editor\" data-id=\"0024c36\" data-element_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<div class=\"infor\"><ul><li>After the installation or maintenance of the power distribution box, the following inspections and tests shall be carried out before being put into operation (the inspection and test after the overhaul shall depend on the quality of the maintenance).<\/li><li>Check whether the electrical equipment and secondary wiring installed inside the power distribution box meet the requirements of the drawing.<\/li><li>Check whether the knife switch and air switch used for operation are flexible, and there should be no jam-rolling pattern.<\/li><li>Check whether the contact of the installed electrical equipment is good and whether it meets the requirements of the use of the electrical equipment.<\/li><li>Check whether there are other foreign objects inside the power distribution box and whether the sturdy screws of each part are loose<\/li><\/ul><\/div>\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\t<\/div>\n\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\t\t<\/div>\n\t\t\n","protected":false},"excerpt":{"rendered":"<p>Le panneau de distribution basse tension XL-21 convient \u00e0 la distribution d&rsquo;\u00e9nergie dans les centrales \u00e9lectriques et les entreprises industrielles et mini\u00e8res, dans les syst\u00e8mes triphas\u00e9s \u00e0 quatre fils ou triphas\u00e9s \u00e0 cinq fils avec une tension alternative de 500 volts et moins. Le tableau de distribution basse tension est un appareil int\u00e9rieur install\u00e9 contre le mur et dont le contr\u00f4le est effectu\u00e9 devant l&rsquo;\u00e9cran.<\/p>\n","protected":false},"featured_media":220,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[86],"product_tag":[],"class_list":{"0":"post-3441","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-appareillage-de-commutation-basse-tension","7":"desktop-align-left","8":"tablet-align-left","9":"mobile-align-left","11":"first","12":"instock","13":"shipping-taxable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/product\/3441","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/comments?post=3441"}],"version-history":[{"count":1,"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/product\/3441\/revisions"}],"predecessor-version":[{"id":3442,"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/product\/3441\/revisions\/3442"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/media\/220"}],"wp:attachment":[{"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/media?parent=3441"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/product_brand?post=3441"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/product_cat?post=3441"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/chkhele.com\/fr\/wp-json\/wp\/v2\/product_tag?post=3441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}