{"id":110,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/electrical-faults\/"},"modified":"2026-07-03T09:54:22","modified_gmt":"2026-07-03T09:54:22","slug":"electrical-faults","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/electrical-faults\/","title":{"rendered":"Diagnosticarea defec\u021biunilor electrice cu analiza vibra\u021biilor"},"content":{"rendered":"<h1>Diagnosticarea defec\u021biunilor electrice la motoarele de curent alternativ cu ajutorul analizei vibra\u021biilor<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A kit complet \u2014 echilibrator portabil \u0219i analizor de vibra\u021bii\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,975.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=986\" data-quantity=\"1\" data-product_id=\"986\" data-product_sku=\"BS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Portable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_986\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Prim-plan senzor de vibra\u021bii Balanset-1A\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">Senzor de vibra\u021bii<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>90.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=1820\" data-quantity=\"1\" data-product_id=\"1820\" data-product_sku=\"VS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Vibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201eVibration sensor\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1820\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Senzor optic (tahometru cu laser)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">Senzor optic (tahometru cu laser)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>124.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=1832\" data-quantity=\"1\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Optical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201eOptical Sensor (Laser Tachometer)\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1832\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Kit de echilibrare a rotorului Vibromera: geant\u0103 de transport, condi\u021bioner de semnal multicanal, analizor portabil, baz\u0103 magnetic\u0103, senzori de vibra\u021bii \u0219i cabluri spiralate.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4.webp 640w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>6,803.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=1833\" data-quantity=\"1\" data-product_id=\"1833\" data-product_sku=\"BS-4\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Balanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201eBalanset-4\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1833\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><!-- \/.row --><div class=\"row\">\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/magnet-stand\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/magnet-stand\/\" title=\"Stand magnetic Insize-60-kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Baza magnetic\u0103.\" 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class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &quot;Balanset-1A&quot; OEM\">Echilibrator dinamic \"Balanset-1A\" OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,735.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=4193\" data-quantity=\"1\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/ro\/wp-json\/wp\/v2\/glossary\/110?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Dynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p><strong>Defec\u021biuni electrice<\/strong> \u00een motoarele de induc\u021bie de curent alternativ sunt defecte ale circuitului magnetic - stator, rotor sau \u00eentrefierul dintre acestea - care se manifest\u0103 prin vibra\u021bii. De\u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-analysis\/\">analiza vibra\u021biilor<\/a> este cel mai adesea asociat cu probleme mecanice, cum ar fi <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a> \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bearing-defects\/\">defecte ale rulmentului<\/a>, este, de asemenea, o modalitate eficient\u0103 de a detecta problemele electrice. Defec\u021biunile electrice genereaz\u0103 for\u021be magnetice pulsatorii care fac statorul \u0219i rotorul s\u0103 vibreze; aceste vibra\u021bii trec prin cadrul motorului \u0219i sunt u\u0219or detectate de un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/accelerometer\/\">accelerometru<\/a>. Arta const\u0103 \u00een recunoa\u0219terea modelelor legate de frecven\u021ba de alimentare \u0219i de num\u0103rul de poli ai motorului.<\/p>\n<h2>1. Introducere: Defec\u021biunile electrice ca surs\u0103 de vibra\u021bii<\/h2>\n<p>Cheia diagnostic\u0103rii defec\u021biunilor electrice este c\u0103utarea unor v\u00e2rfuri specifice la frecven\u021be legate de frecven\u021ba liniei electrice - 50 Hz sau 60 Hz, \u00een func\u021bie de regiune - \u0219i de num\u0103rul de poli din motor. Deoarece aceste for\u021be sunt mai degrab\u0103 magnetice dec\u00e2t pur mecanice, dou\u0103 indicii le separ\u0103 de defec\u021biunile mecanice obi\u0219nuite: frecven\u021bele lor sunt legate de alimentare mai degrab\u0103 dec\u00e2t de viteza arborelui, iar multe dintre ele se modific\u0103 \u00een func\u021bie de sarcina motorului. Testul clasic de diagnosticare este de a sc\u0103dea sarcina \u00een timp ce se urm\u0103re\u0219te spectrul; un v\u00e2rf care se pr\u0103bu\u0219e\u0219te atunci c\u00e2nd sarcina este \u00eendep\u0103rtat\u0103 este aproape sigur de origine electric\u0103. O \u00een\u021belegere clar\u0103 a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/electrical-frequency\/\">frecven\u021ba electric\u0103<\/a> \u0219i de motor <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/slip-frequency\/\">alunecare<\/a> st\u0103 la baza fiec\u0103rui diagnostic de mai jos.<\/p>\n<h2>2. Defec\u021biuni ale statorului<\/h2>\n<p>Problemele statorului \u2014 fier sl\u0103bit, bobine sl\u0103bite sau tole scurtcircuitate \u2014 pot face statorul excentric sau deformat, produc\u00e2nd un c\u00e2mp magnetic neuniform \u00een jurul alezajului. Rezultatul este de obicei o for\u021b\u0103 magnetic\u0103 ce pulseaz\u0103 la de dou\u0103 ori frecven\u021ba re\u021belei.<\/p>\n<ul>\n<li><strong>Semn\u0103tura vibra\u021biilor:<\/strong> cel mai frecvent indicator este un v\u00e2rf ridicat la <strong>2\u00d7 frecven\u021ba liniei (2\u00d7F<sub>L<\/sub>)<\/strong>. Pentru un motor de 60 Hz, aceasta este 120 Hz (7200 CPM); pentru un motor de 50 Hz, este 100 Hz (6000 CPM). Re\u021bine\u021bi c\u0103 un v\u00e2rf la 2\u00d7F<sub>L<\/sub> nu este specific doar defectelor statorului \u2014 dezechilibrul tensiunii de alimentare, excentricitatea \u00eentrefierului \u0219i rezonan\u021ba cadrului \u00eel pot cre\u0219te, de asemenea.<\/li>\n<li><strong>Caracteristici:<\/strong> 2\u00d7F<sub>L<\/sub> v\u00e2rful este de obicei mai stabil \u0219i mai pu\u021bin sensibil la sarcin\u0103 dec\u00e2t semn\u0103turile barelor rotorice, dar nu este garantat c\u0103 r\u0103m\u00e2ne constant \u2014 confirma\u021bi diagnosticul prin verific\u0103ri ale curentului de faz\u0103 \u0219i prin compararea spectrelor \u00een sarcin\u0103 \u0219i \u00een gol. Vibra\u021bia este adesea cea mai mare \u00een direc\u021bia picioarelor de montaj ale statorului, unde cadrul este cel mai rigid \u00eempotriva atrac\u021biei pulsatorii. <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/stator-defects\/\">Defecte ale statorului<\/a> sunt u\u0219or confundate cu cele mecanice <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/looseness\/\">joc axial<\/a> la 2\u00d7 viteza de rota\u021bie, astfel \u00eenc\u00e2t testul de sarcin\u0103 \u0219i o citire precis\u0103 a frecven\u021bei sunt importante.<\/li>\n<\/ul>\n<h2>3. Defec\u021biuni ale rotorului (barele rotorului rupte)<\/h2>\n<p>Barele de rotor fisurate sau rupte sunt o defec\u021biune frecvent\u0103 la motoarele de induc\u021bie de curent alternativ. Atunci c\u00e2nd o bar\u0103 se rupe, aceasta \u00eentrerupe fluxul de curent \u00een cu\u0219ca rotorului, produc\u00e2nd o \u00eenc\u0103lzire localizat\u0103 \u0219i un cuplu pulsatoriu care moduleaz\u0103 vibra\u021biile la viteza de func\u021bionare.<\/p>\n<ul>\n<li><strong>Semn\u0103tura vibra\u021biilor:<\/strong> semnul clasic al <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/broken-rotor-bars\/\">bare de rotor rupte<\/a> este <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/pole-pass-frequency\/\">frecven\u021ba de trecere a polilor (F<sub>P<\/sub>)<\/a> <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/sidebands\/\">benzi laterale<\/a> \u00eencruci\u0219\u00e2nd <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/running-speed\/\">tura\u021bia de func\u021bionare (1\u00d7)<\/a> v\u00e2rf \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/harmonics\/\">armonice<\/a>.<\/li>\n<li><strong>Frecven\u021ba de trecere a polului (F<sub>P<\/sub>):<\/strong> viteza cu care rotorul alunec\u0103 pe l\u00e2ng\u0103 c\u00e2mpul magnetic rotativ, calculat\u0103 ca <strong>F<sub>P<\/sub> = num\u0103rul de poli \u00d7 frecven\u021ba de alunecare<\/strong>, unde frecven\u021ba de alunecare este diferen\u021ba dintre viteza sincron\u0103 a c\u00e2mpului \u0219i viteza real\u0103 a arborelui.<\/li>\n<li><strong>Caracteristici:<\/strong> c\u0103uta\u021bi un v\u00e2rf 1\u00d7 flancat de dou\u0103 benzi laterale clare, una la (1\u00d7 + F<sub>P<\/sub>) \u0219i una la (1\u00d7 - F<sub>P<\/sub>). Pe m\u0103sur\u0103 ce deteriorarea se agraveaz\u0103, apar benzi laterale \u0219i \u00een jurul armonicilor 2\u00d7 \u0219i 3\u00d7. Spre deosebire de defectele statorice, aceast\u0103 semn\u0103tur\u0103 este foarte sensibil\u0103 la sarcin\u0103 - benzile laterale cresc pe m\u0103sur\u0103 ce sarcina cre\u0219te \u0219i pot disp\u0103rea complet f\u0103r\u0103 sarcin\u0103.<\/li>\n<\/ul>\n<h2>4. \u00centrefier excentric<\/h2>\n<p>The <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/air-gap\/\">\u00eentrefier<\/a> este micul \u00eentrefier dintre rotor \u0219i stator. Dac\u0103 acesta nu este uniform \u00een jurul alezajului, rezultatul este un dezechilibru <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/magnetic-pull\/\">atrac\u021bie magnetic\u0103<\/a> care for\u021beaz\u0103 rotorul s\u0103 vibreze.<\/p>\n<ul>\n<li><strong>Excentricitatea static\u0103:<\/strong> rotorul se rote\u0219te centrat \u00een rulmen\u021bii s\u0103i, dar miezul statorului nu este rotund, astfel \u00eenc\u00e2t punctul cel mai \u00eengust al \u00eentrefierului este fixat \u00een spa\u021biu.<\/li>\n<li><strong>Excentricitatea dinamic\u0103:<\/strong> rotorul \u00eensu\u0219i nu este rotund sau este descentrat, astfel \u00eenc\u00e2t punctul cel mai \u00eengust al \u00eentrefierului se rote\u0219te odat\u0103 cu rotorul \u2014 o condi\u021bie str\u00e2ns legat\u0103 de <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor-eccentricity\/\">excentricitatea rotorului<\/a>.<\/li>\n<li><strong>Semn\u0103tura vibra\u021biilor:<\/strong> excentricitatea static\u0103 ridic\u0103 de obicei un v\u00e2rf constant la 2\u00d7F<sub>L<\/sub>, because the narrow-gap point does not move. Dynamic eccentricity modulates the gap as the rotor turns, producing vibration at 1\u00d7 running speed and pole-pass-frequency sidebands \u2014 at 2\u00d7F<sub>L<\/sub> \u00b1 F<sub>P<\/sub> \u0219i \u00een jurul armonicilor vitezei de rota\u021bie. \u00cen practic\u0103, cele dou\u0103 coexist\u0103 adesea, d\u00e2nd un model combinat complex.<\/li>\n<\/ul>\n<h2>5. Confirmare \u0219i cele mai bune practici<\/h2>\n<p>Defec\u021biunile electrice se afl\u0103 aproape de componentele de vitez\u0103 de rota\u021bie \u00een spectru, astfel \u00eenc\u00e2t m\u0103surarea disciplinat\u0103 este esen\u021bial\u0103 pentru a le distinge.<\/p>\n<ul>\n<li><strong>Spectru de \u00eenalt\u0103 rezolu\u021bie:<\/strong> diagnosticarea defec\u021biunilor electrice necesit\u0103 o \u00eenalt\u0103 rezolu\u021bie <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/fft\/\">Spectrul FFT<\/a> cu suficiente linii pentru a separa armonicele de vitez\u0103 de rota\u021bie de armonicele de frecven\u021b\u0103 de linie \u0219i de benzile lor laterale foarte apropiate. O <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/zoom-fft\/\">zoom FFT<\/a> este adesea singura modalitate de a rezolva clar benzile laterale ale frecven\u021bei de alunecare.<\/li>\n<li><strong>\u00cenc\u0103rcarea este critic\u0103:<\/strong> pentru problemele cu bara rotoric\u0103, motorul trebuie s\u0103 func\u021bioneze sub o sarcin\u0103 semnificativ\u0103 \u2014 de obicei peste 75% \u2014 pentru ca defectul s\u0103 apar\u0103. Varierea sarcinii \u00een timp ce se urm\u0103resc v\u00e2rfurile este cel mai fiabil criteriu de diferen\u021biere pe teren \u00eentre sursele electrice \u0219i mecanice.<\/li>\n<li><strong>Captura\u021bi-l pe teren:<\/strong> un analizor portabil cu dou\u0103 canale, cum ar fi <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> \u00eenregistreaz\u0103 spectrul \u0219i viteza de rulare sincronizat\u0103 a motorului pe loc, ceea ce faciliteaz\u0103 marcarea unui semnal 2\u00d7F<sub>L<\/sub> benzile laterale de v\u00e2rf ale statorului sau de trecere a polilor \u00een func\u021bie de sarcin\u0103 \u00eenainte de a se angaja \u00eentr-o demontare - \u0219i, \u00een cazul \u00een care adev\u0103ratul vinovat se dovede\u0219te a fi dezechilibrul mecanic, s\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/echilibrarea-campului\/\">echilibra\u021bi rotorul<\/a> \u00een cadrul aceleia\u0219i vizite.<\/li>\n<li><strong>Confirma\u021bi cu alte tehnologii:<\/strong> diagnosticele pot fi coroborate cu analiza semn\u0103turii curentului motorului (MCSA) sau cu <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/thermography\/\">termografie \u00een infraro\u0219u<\/a>, care eviden\u021biaz\u0103 \u00eenc\u0103lzirea localizat\u0103 cauzat\u0103 de ruperea barelor sau de scurtcircuitarea lamina\u021biilor. Verificarea \u00eencruci\u0219at\u0103 cu familia mai larg\u0103 de <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/motor-defects\/\">defecte ale motorului<\/a> evit\u0103 confundarea unei defec\u021biuni electrice cu una mecanic\u0103.<\/li>\n<\/ul>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/\">\u2190 \u00cenapoi la indexul principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Un ghid pentru identificarea defec\u021biunilor electrice la motoarele de curent alternativ cu induc\u021bie folosind analiza vibra\u021biilor, inclusiv semn\u0103turile pentru problemele legate de stator, rotor \u0219i \u00eentrefier.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-110","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/110","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/110\/revisions"}],"predecessor-version":[{"id":102156,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/110\/revisions\/102156"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=110"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=110"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=110"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}