{"id":1749,"date":"2025-01-08T21:08:12","date_gmt":"2025-01-08T20:08:12","guid":{"rendered":"https:\/\/sti2tech.com\/?page_id=1749"},"modified":"2025-01-24T10:48:35","modified_gmt":"2025-01-24T09:48:35","slug":"co","status":"publish","type":"page","link":"https:\/\/sti2tech.com\/?page_id=1749","title":{"rendered":"Contacteurs: Exercices"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1749\" class=\"elementor elementor-1749\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-642250e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"642250e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-905d3d1\" data-id=\"905d3d1\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fd2073c elementor-widget elementor-widget-heading\" data-id=\"fd2073c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Exercices<\/h1>\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<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cc2508e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cc2508e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8b86031\" data-id=\"8b86031\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a554e06 elementor-widget elementor-widget-heading\" data-id=\"a554e06\" data-element_type=\"widget\" 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\">N\u00b01<\/h2>\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<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-581511b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"581511b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4ce25ca\" data-id=\"4ce25ca\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-61fe3bb elementor-widget elementor-widget-text-editor\" data-id=\"61fe3bb\" 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><strong class=\"txt_emp_is \">Choisissez le contacteur correspondant aux cahiers des charges suivants.<\/strong><\/p><ul class=\"txt_il \"><li class=\"txt_ili \"><p>Moteur asynchrone triphas\u00e9 (coupure moteur lanc\u00e9)<\/p><\/li><li class=\"txt_ili \"><p>Puissance utile de 15 KW<\/p><\/li><li class=\"txt_ili \"><p>Cos \u03c6 = 0,8 sous 400V, 50Hz,<\/p><\/li><li class=\"txt_ili \"><p>Tension de commande sous 24V 50Hz<\/p><p>extrait du catalogue <a href=\"http:\/\/sti2tech.com\/ressources\/Fichiers_Divers\/Ext_doc_LC1.pdf\" target=\"_blank\" rel=\"noopener\">ici<\/a><\/p><\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-039d224 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"039d224\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-569d825\" data-id=\"569d825\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f134062 elementor-widget elementor-widget-heading\" data-id=\"f134062\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Questions:<\/h4>\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<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e4f0eb2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e4f0eb2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8333c29\" data-id=\"8333c29\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8fbe9a5 elementor-widget elementor-widget-text-editor\" data-id=\"8fbe9a5\" 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>Renseignez les informations suivantes:<\/p><p>Cat\u00e9gorie d&#8217;emploi :<\/p><p>Courant assign\u00e9 d&#8217;emploi\u00a0:\u00a0<\/p><p>R\u00e9f\u00e9rence du contacteur\u00a0:\u00a0<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3f32717 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3f32717\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-26e74c0\" data-id=\"26e74c0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1d4304c elementor-widget elementor-widget-heading\" data-id=\"1d4304c\" data-element_type=\"widget\" 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\">N\u00b02<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0744bc4 elementor-widget elementor-widget-text-editor\" data-id=\"0744bc4\" 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>Renseignez les informations suivantes:<\/p><p>Cat\u00e9gorie d&#8217;emploi :<\/p><p>Courant assign\u00e9 d&#8217;emploi\u00a0:\u00a0<\/p><p>R\u00e9f\u00e9rence du contacteur\u00a0:\u00a0<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8d3f546 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8d3f546\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-773accf\" data-id=\"773accf\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fac7a65 elementor-widget elementor-widget-text-editor\" data-id=\"fac7a65\" 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><strong class=\"txt_emp_is \">Choisissez le contacteur correspondant aux cahiers des charges suivants.<\/strong><\/p><ul><li style=\"list-style-type: none;\"><ul class=\"txt_il \"><li class=\"txt_ili \"><p>Moteur asynchrone triphas\u00e9 \u00e0 cage<\/p><\/li><li class=\"txt_ili \"><p>Le moteur peut \u00eatre coup\u00e9 pendant le d\u00e9marrage<\/p><\/li><li class=\"txt_ili \"><p>Puissance utile de 40 KW<\/p><\/li><li class=\"txt_ili \"><p>Tension d&rsquo;alimentation 230V, 50Hz,<\/p><\/li><li class=\"txt_ili \"><p>Tension de commande sous 48V 50\/60Hz<\/p><\/li><\/ul><\/li><\/ul><p>extrait du catalogue <a href=\"http:\/\/sti2tech.com\/ressources\/Fichiers_Divers\/Ext_doc_LC1.pdf\" target=\"_blank\" rel=\"noopener\">ici<\/a><\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f6d58fb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f6d58fb\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3560b03\" data-id=\"3560b03\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b030fb5 elementor-widget elementor-widget-heading\" data-id=\"b030fb5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Questions:<\/h4>\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<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bc2ccc1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bc2ccc1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1fa1a0a\" data-id=\"1fa1a0a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3d83354 elementor-widget elementor-widget-text-editor\" data-id=\"3d83354\" 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>Renseignez les informations suivantes:<\/p><p>Cat\u00e9gorie d&#8217;emploi :<\/p><p>Courant assign\u00e9 d&#8217;emploi\u00a0:\u00a0<\/p><p>R\u00e9f\u00e9rence du contacteur\u00a0:\u00a0<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6c3bd68 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6c3bd68\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b6a149a\" data-id=\"b6a149a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-049359c elementor-widget elementor-widget-heading\" data-id=\"049359c\" data-element_type=\"widget\" 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\">N\u00b03<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0d3447 elementor-widget elementor-widget-text-editor\" data-id=\"f0d3447\" 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>En vous aidant de l&rsquo;extrait de la documentation technique , d\u00e9terminer la r\u00e9f\u00e9rence du contacteur auxiliaire dont vous allez avoir besoin lors de la r\u00e9alisation: <strong class=\"txt_is \">Caract\u00e9ristiques de KA1<\/strong>\u00a0: 3 contacts NO +1 contact NC &#8211; Tension du circuit de commande en 24Vac<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6aef496 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6aef496\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-02bd411\" data-id=\"02bd411\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-49b0211 elementor-widget elementor-widget-image\" data-id=\"49b0211\" 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=\"1024\" height=\"344\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_extr_doc_CA2-1024x344.png\" class=\"attachment-large size-large wp-image-1773\" alt=\"\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_extr_doc_CA2-1024x344.png 1024w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_extr_doc_CA2-300x101.png 300w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_extr_doc_CA2-768x258.png 768w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_extr_doc_CA2.png 1031w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fc2e3f5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fc2e3f5\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8cb2212\" data-id=\"8cb2212\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d9c0977 elementor-widget elementor-widget-heading\" data-id=\"d9c0977\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Questions:<\/h4>\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<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1103094 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1103094\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-04851e7\" data-id=\"04851e7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8c50461 elementor-widget elementor-widget-text-editor\" data-id=\"8c50461\" 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>Quelle est la r\u00e9f\u00e9rence du contacteur ?<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8fe59fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8fe59fa\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-eef70e6\" data-id=\"eef70e6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-066ff34 elementor-widget elementor-widget-heading\" data-id=\"066ff34\" data-element_type=\"widget\" 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\">N\u00b04<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d1724a elementor-widget elementor-widget-text-editor\" data-id=\"0d1724a\" 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>On souhaite d\u00e9terminer la dur\u00e9e de vie d&rsquo;un contacteur de r\u00e9f\u00e9rence LC1 D80 B7 commandant un moteur triphas\u00e9 \u00e0 cage de 37kW aliment\u00e9 sous 400V avec possibilit\u00e9 de coupure moteur lanc\u00e9.<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0a7c4e5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0a7c4e5\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-819fb71\" data-id=\"819fb71\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-46fbac3 elementor-widget elementor-widget-image\" data-id=\"46fbac3\" 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 decoding=\"async\" width=\"795\" height=\"605\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_Km_durabilite_AC3.png\" class=\"attachment-large size-large wp-image-1774\" alt=\"\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_Km_durabilite_AC3.png 795w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_Km_durabilite_AC3-300x228.png 300w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_Km_durabilite_AC3-768x584.png 768w\" sizes=\"(max-width: 795px) 100vw, 795px\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-401f77b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"401f77b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bc88ad3\" data-id=\"bc88ad3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-45b1e88 elementor-widget elementor-widget-heading\" data-id=\"45b1e88\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Questions:<\/h4>\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<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3b6c86c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3b6c86c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5a7b592\" data-id=\"5a7b592\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-11a7bcf elementor-widget elementor-widget-text-editor\" data-id=\"11a7bcf\" 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>Quel sera le nombre de cycles du contacteur ?<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-671da0e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"671da0e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-96a2b43\" data-id=\"96a2b43\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1bca229 elementor-widget elementor-widget-heading\" data-id=\"1bca229\" data-element_type=\"widget\" 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\">Etude de cas<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-addd6ad elementor-widget elementor-widget-text-editor\" data-id=\"addd6ad\" 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=\"hBk desc\"><h3 class=\"hBk_ti\">Situation<\/h3><div class=\"hBk_co \"><div class=\"rBk \"><p>Le responsable de production d&rsquo;un atelier de conditionnement a sollicit\u00e9 son service de maintenance, afin de remplacer le contacteur d\u00e9fectueux sur un convoyeur.<\/p><ul class=\"txt_il \"><li class=\"txt_ili \"><p>Le contacteur fait 150 man\u0153uvres\/h durant 8h et doit fonctionner 10 ans.<\/p><\/li><li class=\"txt_ili \"><p>L&rsquo;entreprise travaille environ 250 jours\/an.<\/p><\/li><li class=\"txt_ili \"><p>Le convoyeur est \u00e9quip\u00e9 d&rsquo;un moteur asynchrone \u00e0 cage qui assure la rotation du tapis et dont les caract\u00e9ristiques sont les suivantes :<\/p><\/li><\/ul><p>Pu = 5,5 kW &#8211; Ue = 400 V &#8211; Ie = 11 A<\/p><ul class=\"txt_il \"><li class=\"txt_ili \"><p>L&rsquo;alimentation g\u00e9n\u00e9rale est en 3&#215;400 Vac 50Hz avec PE.<\/p><\/li><li class=\"txt_ili \"><p>Le circuit de commande est aliment\u00e9 en 24 Vac gr\u00e2ce \u00e0 un transformateur situ\u00e9 \u00e0 l&rsquo;int\u00e9rieur d&rsquo;une armoire de commande<\/p><\/li><\/ul><p>extrait du catalogue <a href=\"http:\/\/sti2tech.com\/ressources\/Fichiers_Divers\/Ext_doc_LC1.pdf\" target=\"_blank\" rel=\"noopener\">ici<\/a><\/p><\/div><\/div><\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6564093 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6564093\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-92c9277\" data-id=\"92c9277\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2ef6668 elementor-widget elementor-widget-heading\" data-id=\"2ef6668\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Questions:<\/h4>\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<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1690116 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1690116\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-efcb66f\" data-id=\"efcb66f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-71e53a1 elementor-widget elementor-widget-text-editor\" data-id=\"71e53a1\" 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>01-Choisir la r\u00e9f\u00e9rence du contacteu<\/p><p>02- D\u00e9terminer la dur\u00e9e de vie du contacteur<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f4d2951 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f4d2951\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-84513ba\" data-id=\"84513ba\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-41e8e65 elementor-widget elementor-widget-image\" data-id=\"41e8e65\" 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 decoding=\"async\" width=\"795\" height=\"605\" src=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_Km_durabilite_AC3.png\" class=\"attachment-large size-large wp-image-1774\" alt=\"\" srcset=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_Km_durabilite_AC3.png 795w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_Km_durabilite_AC3-300x228.png 300w, https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/01\/image_Km_durabilite_AC3-768x584.png 768w\" sizes=\"(max-width: 795px) 100vw, 795px\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-821e89b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"821e89b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b91272e\" data-id=\"b91272e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5903ff9 elementor-widget elementor-widget-text-editor\" data-id=\"5903ff9\" 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>03- Calculer le nombre de cycles de man\u0153uvre qu&rsquo;effectue le contacteur sur 10 ans<\/p><p>04-D\u00e9terminer la nouvelle r\u00e9f\u00e9rence pour une m\u00eame puissance install\u00e9, et indiquer le nombre de cycles de manoeuvre<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Exercices N\u00b01 Choisissez le contacteur correspondant aux cahiers des charges suivants. Moteur asynchrone triphas\u00e9 (coupure moteur lanc\u00e9) Puissance utile de 15 KW Cos \u03c6 = 0,8 sous 400V, 50Hz, Tension de commande sous 24V 50Hz extrait du catalogue ici Questions: Renseignez les informations suivantes: Cat\u00e9gorie d&#8217;emploi : Courant assign\u00e9 d&#8217;emploi\u00a0:\u00a0 R\u00e9f\u00e9rence du contacteur\u00a0:\u00a0 N\u00b02 Renseignez&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"hide","_kad_post_layout":"fullwidth","_kad_post_sidebar_id":"","_kad_post_content_style":"unboxed","_kad_post_vertical_padding":"hide","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"folder":[],"class_list":["post-1749","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/1749","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1749"}],"version-history":[{"count":32,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/1749\/revisions"}],"predecessor-version":[{"id":1832,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/1749\/revisions\/1832"}],"wp:attachment":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1749"}],"wp:term":[{"taxonomy":"folder","embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Ffolder&post=1749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}