{"id":9137,"date":"2016-03-21T20:28:57","date_gmt":"2016-03-21T20:28:57","guid":{"rendered":"https:\/\/automation-electric.com\/pornire-dol-pentru-motor-cu-pornire-grea\/"},"modified":"2026-01-17T20:21:41","modified_gmt":"2026-01-17T20:21:41","slug":"pornire-dol-pentru-motor-cu-pornire-grea","status":"publish","type":"post","link":"https:\/\/automation-electric.com\/ro\/pornire-dol-pentru-motor-cu-pornire-grea\/","title":{"rendered":"Pornire DOL, pentru motor cu pornire grea"},"content":{"rendered":"<h6><strong>Mod de operare: <\/strong>Prin ap\u0103sarea butonului <strong>Start<\/strong>, contactorul de punte <strong>Q2<\/strong> este alimentat \u0219i se men\u021bine prin contactul auxiliar normal deschis <strong>Q2<\/strong>. \u00cen acela\u0219i timp, se aplic\u0103 tensiune la temporizatorul <strong>T1<\/strong> cu \u00eent\u00e2rziere la pornire. Contactorul principal <strong>Q1<\/strong> este alimentat de contactul auxiliar normal deschis <strong>Q2<\/strong> \u0219i se men\u021bine prin contactul normal deschis <strong>Q1<\/strong>. C\u00e2nd timpul setat &#8211; care corespunde timpului de pornire al motorului &#8211; a expirat, contactorul de punte <strong>Q2<\/strong> este deconectat de <strong>T1<\/strong> \u0219i poate fi alimentat din nou numai dup\u0103 ce motorul a fost oprit prin ap\u0103sarea butonului <strong>Stop<\/strong>. Contactul normal \u00eenchis al <strong>Q1<\/strong> \u00eempiedic\u0103 \u00eenchiderea <strong>Q2<\/strong> \u0219i <strong>T1<\/strong> \u00een timpul func\u021bion\u0103rii motorului. C\u00e2nd apare o suprasarcin\u0103, contactul normal \u00eenchis 95-96 al releului de suprasarcin\u0103 termic\u0103 <strong>TF1<\/strong> este deschis \u0219i motorul se opre\u0219te.     <\/h6>\n","protected":false},"excerpt":{"rendered":"<p>Mod de operare: Prin ap\u0103sarea butonului Start, contactorul de punte Q2 este alimentat \u0219i se men\u021bine prin contactul auxiliar normal deschis Q2. \u00cen acela\u0219i timp, se aplic\u0103 tensiune la temporizatorul<\/p>\n","protected":false},"author":1,"featured_media":9138,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[931],"tags":[],"class_list":["post-9137","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pornirea-motoarelor-trifazate"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ 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