{"id":254,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/stator-defects\/"},"modified":"2026-05-23T22:54:21","modified_gmt":"2026-05-23T22:54:21","slug":"stator-defects","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/da\/glossary\/stator-defects\/","title":{"rendered":"Hvad er statorfejl? Viklingsfejl i motorer"},"content":{"rendered":"<h1>Forst\u00e5else af statorfejl i elektriske motorer<\/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\/da\/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\/da\/product\/balanset-1\/\" title=\"B\u00e6rbart afbalanceringsapparat og vibrationsanalysator 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 komplet s\u00e6t med b\u00e6rbar afbalanceringsenhed og vibrationsanalysator\" 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\/da\/product-category\/devices\/\" rel=\"tag\">Enheder<\/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\/da\/product\/balanset-1\/\" title=\"B\u00e6rbart afbalanceringsapparat og vibrationsanalysator Balanset-1A\">B\u00e6rbart afbalanceringsapparat og vibrationsanalysator 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> + moms (hvis relevant)<\/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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" 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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"L\u00e6g i kurv: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/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\/da\/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\/da\/product\/vibration-sensor\/\" title=\"Vibrationssensor\">\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=\"Balanset-1A vibrationssensor i n\u00e6rbillede\" 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\/da\/product-category\/parts\/\" rel=\"tag\">Dele<\/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\/da\/product\/vibration-sensor\/\" title=\"Vibrationssensor\">Vibrationssensor<\/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> + moms (hvis relevant)<\/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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" 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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"L\u00e6g i kurv: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/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\/da\/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\/da\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optisk sensor (laser-tachometer)\">\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=\"Optisk sensor (laser-tachometer)\" 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\/da\/product-category\/parts\/\" rel=\"tag\">Dele<\/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\/da\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optisk sensor (laser-tachometer)\">Optisk sensor (laser-tachometer)<\/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> + moms (hvis relevant)<\/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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" 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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"L\u00e6g i kurv: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/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\/da\/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\/da\/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=\"Vibromera rotorbalanceringss\u00e6t: b\u00e6retaske, flerkanals signalbehandler, h\u00e5ndholdt analysator, magnetisk base, vibrationssensorer og spiralkabler.\" 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\/da\/product-category\/devices\/\" rel=\"tag\">Enheder<\/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\/da\/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> + moms (hvis relevant)<\/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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" 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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"L\u00e6g i kurv: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/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\/da\/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\/da\/product\/magnet-stand\/\" title=\"Magnetisk stativ 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=\"Magnetbase.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36.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\/da\/product-category\/parts\/\" rel=\"tag\">Dele<\/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\/da\/product\/magnet-stand\/\" title=\"Magnetisk stativ Insize-60-kgf\">Magnetisk stativ Insize-60-kgf<\/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>46.00<\/span> + moms (hvis relevant)<\/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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?add-to-cart=1852\" data-quantity=\"1\" data-product_id=\"1852\" data-product_sku=\"MS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" 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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?add-to-cart=1852\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1852\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1852\" data-product_sku=\"MS-1\" aria-label=\"L\u00e6g i kurv: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1852\" 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\/da\/product\/reflective-tape\/\" 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\/da\/product\/reflective-tape\/\" title=\"Reflekterende tape\">\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\/05\/s-l1600-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Reflekterende tape\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-16x12.webp 16w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-272x182.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\/da\/product-category\/parts\/\" rel=\"tag\">Dele<\/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\/da\/product\/reflective-tape\/\" title=\"Reflekterende tape\">Reflekterende tape<\/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>10.00<\/span> + moms (hvis relevant)<\/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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?add-to-cart=2329\" data-quantity=\"1\" data-product_id=\"2329\" data-product_sku=\"rt-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" 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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?add-to-cart=2329\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2329\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"2329\" data-product_sku=\"rt-1\" aria-label=\"L\u00e6g i kurv: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2329\" 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\/da\/product\/dynamic-balancer-balanset-1a\/\" 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\/da\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamisk balancer &quot;Balanset-1A&quot; OEM\">\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\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A-s\u00e6t med interface-enhed, sensorer, omdrejningst\u00e6ller og tilbeh\u00f8r\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1024x683.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1536x1024.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-2048x1366.webp 2048w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-e1732998877834.webp 708w\" 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\/da\/product-category\/devices\/\" rel=\"tag\">Enheder<\/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\/da\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamisk balancer &quot;Balanset-1A&quot; OEM\">Dynamisk balancer \"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> + moms (hvis relevant)<\/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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" 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=\"\/da\/wp-json\/wp\/v2\/glossary\/254?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=\"L\u00e6g i kurv: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/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>Statorfejl<\/strong> er fejl i en elmotors statorviklinger og kerne: isolationssvigt, kortslutning mellem viklingsvindinger, kortslutning mellem faser, jordfejl, forurening af viklingerne og beskadigelse af lamellerne. De udg\u00f8r en af de hyppigste \u00e5rsager til svigt \u2014 svigt i statorviklingerne tegner sig for ca. 30\u201340 % af alle motorsvigt, hvilket g\u00f8r dem til den n\u00e6sthyppigste \u00e5rsag efter <a href=\"https:\/\/vibromera.eu\/da\/glossary\/bearing-defects\/\">lejefejl<\/a>. En defekt stator forstyrrer motorens magnetiske symmetri, og denne asymmetri viser sig mekanisk som <a href=\"https:\/\/vibromera.eu\/da\/glossary\/vibration\/\">vibrationer<\/a> p\u00e5 <strong>dobbelt s\u00e5 h\u00f8j som netfrekvensen<\/strong> (120 Hz ved 60 Hz-forsyning, 100 Hz ved 50 Hz-forsyning) samt elektrisk via str\u00f8mubalance, p\u00e5 termiske billeder og ved isolationsmodstandstest.<\/p>\n<p>Det er vigtigt at forst\u00e5 statorfejl, fordi de som regel udvikler sig langsomt \u2014 over m\u00e5neder eller \u00e5r \u2014 hvilket giver rig mulighed for tidlig detektion; men hvis de f\u00e5r lov at st\u00e5, kan de eskalere til en katastrofal udbr\u00e6nding med brand, omfattende motorskader eller en reel sikkerhedsrisiko. De h\u00f8rer sammen med problemerne p\u00e5 rotorsiden, som er beskrevet under <a href=\"https:\/\/vibromera.eu\/da\/glossary\/electrical-faults\/\">elektriske fejl<\/a> og den bredere familie af <a href=\"https:\/\/vibromera.eu\/da\/glossary\/motor-defects\/\">motordefekter<\/a>.<\/p>\n<h2>1. Typer af statorfejl<\/h2>\n<h3>Fejl i isoleringen<\/h3>\n<p>Den st\u00f8rste enkeltkategori, og n\u00e6sten altid der, hvor problemer med statoren opst\u00e5r.<\/p>\n<ul>\n<li><strong>Kortslutninger mellem viklinger:<\/strong> Isoleringen mellem tilst\u00f8dende viklinger i samme spole svigter. De kortsluttede viklinger leder derefter en for stor cirkulationsstr\u00f8m og skaber et lokalt overophedet omr\u00e5de. Fejlen starter i det sm\u00e5 og involverer gradvist flere viklinger; den opdages ved str\u00f8mubalance, termiske overophedede omr\u00e5der og forh\u00f8jet 2\u00d7f-vibration \u2014 og den udg\u00f8r hoved\u00e5rsagen til de fleste statorfejl.<\/li>\n<li><strong>Fase-til-fase-fejl:<\/strong> Isoleringen mellem forskellige faser bryder sammen. Dette er mere alvorligt end en kortslutning mellem viklinger og kan medf\u00f8re \u00f8jeblikkelig udl\u00f8sning eller alvorlige skader, hvilket typisk viser sig som en stor str\u00f8mubalance, der kan udl\u00f8se overstr\u00f8msbeskyttelsen.<\/li>\n<li><strong>Jordfejl (fase-til-ramme):<\/strong> isoleringen mellem vikling og ramme svigter. Dette udg\u00f8r en sikkerhedsrisiko, da det kan f\u00f8re til, at motorrammen bliver str\u00f8mf\u00f8rende og dermed udg\u00f8r en risiko for elektrisk st\u00f8d. Fejlen opdages ved jordfejlsbeskyttelse og ved m\u00e5ling af isolationsmodstanden, og skyldes typisk \u00e6ldning af isoleringen, forurening, mekaniske skader eller fugt.<\/li>\n<\/ul>\n<h3>Fysiske skader p\u00e5 viklinger<\/h3>\n<ul>\n<li><strong>Mekaniske skader:<\/strong> spoler, der er blevet beskadiget under montering eller vedligeholdelse.<\/li>\n<li><strong>Termiske skader:<\/strong> overophedning, der forringer b\u00e5de isoleringen og kobberet.<\/li>\n<li><strong>Forurening:<\/strong> olie, kemikalier eller ledende st\u00f8v p\u00e5 viklingerne.<\/li>\n<li><strong>Fugtskader:<\/strong> Vandindtr\u00e6ngning, der for\u00e5rsager sporing i overfladen og kortslutninger.<\/li>\n<li><strong>Koronaskade:<\/strong> h\u00f8jsp\u00e6nding, der ioniserer den omgivende luft og nedbryder isoleringen.<\/li>\n<\/ul>\n<h3>Problemer med laminering<\/h3>\n<ul>\n<li>Kortsluttede kernelameller, som reducerer effektiviteten og giver opvarmning.<\/li>\n<li>Beskadigede eller l\u00f8se lameller.<\/li>\n<li>Forskydning eller vridning af kernen, hvilket kan forstyrre <a href=\"https:\/\/vibromera.eu\/da\/glossary\/air-gap\/\">luftspalte<\/a>.<\/li>\n<li>Resultatet er \u00f8gede hvirvelstr\u00f8ms-tab og lokale overophedningssteder.<\/li>\n<\/ul>\n<h2>2. \u00c5rsager til statorfejl<\/h2>\n<h3>Termisk nedbrydning<\/h3>\n<ul>\n<li><strong>Overbelastning:<\/strong> En for h\u00f8j str\u00f8m opvarmer viklingerne til en temperatur, der overstiger deres isoleringsklasse.<\/li>\n<li><strong>Blokeret k\u00f8ling:<\/strong> D\u00e5rlig ventilation fremskynder termisk \u00e6ldning.<\/li>\n<li><strong>H\u00f8j omgivelsestemperatur:<\/strong> mindsker k\u00f8leeffekten.<\/li>\n<li><strong>Hyppige opstarter:<\/strong> Gentagne startstr\u00f8mme medf\u00f8rer termisk belastning.<\/li>\n<li><strong>Isoleringens levetid:<\/strong> Som tommelfingerregel halveres isoleringens levetid for hver 10 \u00b0C, der ligger over den angivne temperatur.<\/li>\n<\/ul>\n<h3>Elektriske belastninger<\/h3>\n<ul>\n<li><strong>Sp\u00e6ndingsst\u00f8d:<\/strong> Lyn og sp\u00e6ndingsst\u00f8d belaster isoleringen.<\/li>\n<li><strong>Sp\u00e6ndingsubalance:<\/strong> Uens fasesp\u00e6ndinger driver cirkulationsstr\u00f8mme \u2014 t\u00e6t forbundet med <a href=\"https:\/\/vibromera.eu\/da\/glossary\/electrical-unbalance\/\">elektrisk ubalance<\/a>.<\/li>\n<li><strong>Oversp\u00e6nding:<\/strong> drift ved en sp\u00e6nding, der overstiger den nominelle sp\u00e6nding.<\/li>\n<li><strong>VFD-effekter:<\/strong> Den h\u00f8je dV\/dt-v\u00e6rdi ved PWM-kobling belaster isoleringen, is\u00e6r de f\u00f8rste viklinger i en spole.<\/li>\n<\/ul>\n<h3>Forurening og milj\u00f8<\/h3>\n<ul>\n<li><strong>Fugtighed:<\/strong> Fugt eller vandindtr\u00e6ngning neds\u00e6tter isolationsmodstanden.<\/li>\n<li><strong>Ledende st\u00f8v:<\/strong> metalpartikler eller kulst\u00f8v danner en bro gennem isoleringen.<\/li>\n<li><strong>Kemikalier:<\/strong> \u00e6tsende eller opl\u00f8sende dampe angriber isoleringssystemet.<\/li>\n<li><strong>Olie og fedt:<\/strong> Olieprodukter nedbryder organisk isolering.<\/li>\n<\/ul>\n<h3>Mekaniske \u00e5rsager<\/h3>\n<ul>\n<li><strong>Vibrationer:<\/strong> For kraftige vibrationer slider isoleringen ned.<\/li>\n<li><strong>Termisk cykling:<\/strong> Gentagen udvidelse og sammentr\u00e6kning f\u00e5r isoleringen til at b\u00f8je sig og revne.<\/li>\n<li><strong>Rotorp\u00e5virkninger:<\/strong> Kontakt mellem rotoren og viklingerne for\u00e5rsager fysiske skader p\u00e5 viklingerne.<\/li>\n<li><strong>Monteringsskader:<\/strong> h\u00e5rdh\u00e6ndet h\u00e5ndtering under omvikling eller udskiftning.<\/li>\n<\/ul>\n<h2>3. Vibrationssignaturen<\/h2>\n<h3>Prim\u00e6r indikator: dobbelt netfrekvens<\/h3>\n<p>Et typisk tegn p\u00e5 et problem med statoren er energi med en frekvens, der er dobbelt s\u00e5 h\u00f8j som forsyningsfrekvensen:<\/p>\n<ul>\n<li><strong>Frekvens:<\/strong> 120 Hz p\u00e5 60 Hz-systemer, 100 Hz p\u00e5 50 Hz-systemer \u2014 et multiplum af <a href=\"https:\/\/vibromera.eu\/da\/glossary\/electrical-frequency\/\">elektrisk frekvens<\/a>, ikke af akselhastigheden.<\/li>\n<li><strong>Mekanisme:<\/strong> Et asymmetrisk magnetfelt frembringer en ubalanceret elektromagnetisk kraft, en form for <a href=\"https:\/\/vibromera.eu\/da\/glossary\/magnetic-pull\/\">magnetisk tr\u00e6kkraft<\/a> der pulserer med dobbelt s\u00e5 h\u00f8j frekvens som netfrekvensen.<\/li>\n<li><strong>Raske motorer:<\/strong> En 2\u00d7f-komponent er altid til stede, men er lille (under ca. 10 % af 1\u00d7).<\/li>\n<li><strong>Statordefekter:<\/strong> amplituden p\u00e5 2\u00d7f er forh\u00f8jet (over ca. 20\u201350 % af 1\u00d7, undertiden betydeligt h\u00f8jere).<\/li>\n<li><strong>Forl\u00f8b:<\/strong> amplituden stiger i takt med, at fejlen forv\u00e6rres.<\/li>\n<\/ul>\n<p>En praktisk test g\u00f8r det muligt at skelne mellem en magnetisk 2\u00d7f og en mekanisk: Sluk for str\u00f8mmen. En rent elektromagnetisk komponent forsvinder \u00f8jeblikkeligt, n\u00e5r str\u00f8mmen afbrydes, mens en mekanisk <a href=\"https:\/\/vibromera.eu\/da\/glossary\/running-speed\/\">L\u00f8behastighed<\/a> harmoniske svingninger aftager kun, n\u00e5r rotoren k\u00f8rer ud.<\/p>\n<h3>Yderligere komponenter<\/h3>\n<ul>\n<li>Frekvenskomponenten (1\u00d7f) kan stige.<\/li>\n<li>H\u00f8jere <a href=\"https:\/\/vibromera.eu\/da\/glossary\/harmonics\/\">harmoniske<\/a> (4\u00d7f, 6\u00d7f) kan forekomme.<\/li>\n<li>Det samlede vibrationsniveau kan stige.<\/li>\n<li>Den elektromagnetiske kraft kan ofte h\u00f8res som en brummen p\u00e5 120\/100 Hz.<\/li>\n<\/ul>\n<h2>4. P\u00e5visningsmetoder<\/h2>\n<h3>Vibrationsanalyse<\/h3>\n<ul>\n<li>Overv\u00e5g amplituden ved 2\u00d7 netfrekvensen, og trend den over tid.<\/li>\n<li>Sammenlign med en <a href=\"https:\/\/vibromera.eu\/da\/glossary\/baseline\/\">basislinje<\/a> eller i forhold til lignende motorer.<\/li>\n<li>Udl\u00f8s en alarm, n\u00e5r 2\u00d7f overstiger ca. 30 % af vibrationen ved 1\u00d7 k\u00f8rselshastighed.<\/li>\n<li>En stigende tendens tyder snarere p\u00e5 en gradvis fejludvikling end p\u00e5 et fast designkarakteristikum.<\/li>\n<\/ul>\n<h3>Str\u00f8mm\u00e5linger<\/h3>\n<ul>\n<li><strong>Fasestr\u00f8msbalance:<\/strong> m\u00e5le str\u00f8mmen i hver fase.<\/li>\n<li><strong>Ubalance p\u00e5 over ca. 10 %:<\/strong> tyder p\u00e5 et problem med viklingen.<\/li>\n<li><strong>Tangamperemeter:<\/strong> en simpel feltm\u00e5ling.<\/li>\n<li><strong>Str\u00f8mkvalitetsanalysator:<\/strong> detaljeret analyse af str\u00f8mkurver, som supplerer den unders\u00f8gelse af motorstr\u00f8msm\u00f8nstre, der anvendes til at finde <a href=\"https:\/\/vibromera.eu\/da\/glossary\/broken-rotor-bars\/\">kn\u00e6kkede rotorst\u00e6nger<\/a>.<\/li>\n<\/ul>\n<h3>M\u00e5ling af isolationsmodstand<\/h3>\n<ul>\n<li><strong>Megohmmeter (Megger):<\/strong> m\u00e5le modstanden mellem viklingen og jord.<\/li>\n<li><strong>Accept:<\/strong> typisk over 1 M\u03a9 pr. kV plus et minimum p\u00e5 1 M\u03a9.<\/li>\n<li><strong>Trend:<\/strong> Faldende v\u00e6rdier tyder p\u00e5 en forringelse.<\/li>\n<li><strong>Polariseringsindeks:<\/strong> forholdet mellem m\u00e5lingen efter 10 minutter og m\u00e5lingen efter 1 minut (over 2,0 er godt, under 2,0 er mist\u00e6nkeligt).<\/li>\n<\/ul>\n<p>Da gr\u00e6nsen for best\u00e5et\/ikke best\u00e5et afh\u00e6nger af den nominelle sp\u00e6nding og temperaturen, er en <a href=\"https:\/\/vibromera.eu\/da\/calculators\/insulation-resistance-calculator\/\">Fortolkning af isolationsmodstand (Megger)<\/a> er praktisk til at konvertere en r\u00e5 m\u00e5lev\u00e6rdi til en IEEE 43-klassificering.<\/p>\n<h3>Termisk billeddannelse<\/h3>\n<ul>\n<li>Et infrar\u00f8dt kamera afsl\u00f8rer varme punkter p\u00e5 motorrammen.<\/li>\n<li>Lokalisering af varmeudviklingen angiver placeringen af viklingsfejlen.<\/li>\n<li>En temperaturforskel mellem faserne er i sig selv et symptom.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/da\/glossary\/thermography\/\">Termografi<\/a> kan opdage begyndende fejl, f\u00f8r de afsl\u00f8res ved elektriske tests.<\/li>\n<\/ul>\n<h3>Sp\u00e6ndingstest<\/h3>\n<ul>\n<li>P\u00e5f\u00f8rer en sp\u00e6ndingsimpuls og sammenligner fasereaktionerne.<\/li>\n<li>Opdager kortslutninger mellem viklinger, som andre test ikke kan registrere.<\/li>\n<li>Kr\u00e6ver specialudstyr.<\/li>\n<li>Anvendes ofte i motorv\u00e6rksteder til kvalitetskontrol efter en omvikling.<\/li>\n<\/ul>\n<h2>5. Forl\u00f8b og konsekvenser<\/h2>\n<p>Statorfejl udvikler sig gennem genkendelige faser, og det er netop det, der g\u00f8r en <a href=\"https:\/\/vibromera.eu\/da\/glossary\/condition-monitoring\/\">tilstandsoverv\u00e5gning<\/a> overv\u00e5gningsprogram s\u00e5 effektivt mod dem:<\/p>\n<ul>\n<li><strong>Tidligt stadium:<\/strong> et svagt fald i isolationsmodstanden, en lille str\u00f8mubalance (under 5 %) og en svag stigning i 2\u00d7f-vibrationen \u2014 som kun kan p\u00e5vises ved hj\u00e6lp af f\u00f8lsom m\u00e5ling.<\/li>\n<li><strong>Moderat fase:<\/strong> en tydelig str\u00f8mubalance (5\u201315 %), forh\u00f8jet 2\u00d7f-vibration (20\u201350 % af 1\u00d7), synlige varme punkter p\u00e5 termisk billedoptagelse og faldende isolationsmodstand.<\/li>\n<li><strong>Avanceret stadium:<\/strong> en stor str\u00f8mubalance (over 15 %), meget kraftige 2\u00d7f-vibrationer, tydelig overophedning, lav isolationsmodstand og en reel risiko for en forest\u00e5ende svigt.<\/li>\n<li><strong>Katastrofalt svigt:<\/strong> fuldst\u00e6ndig udbr\u00e6nding af viklingen, mulig brand eller r\u00f8gudvikling, udl\u00f8sning af sikringen eller en sprunget sikring samt omfattende skader, der kr\u00e6ver omvikling eller udskiftning.<\/li>\n<\/ul>\n<h2>6. Afhj\u00e6lpende foranstaltninger<\/h2>\n<p><strong>Ved detektion,<\/strong> \u00d8g overv\u00e5gningshyppigheden i forhold til problemets alvor, reducer driftsbelastningen, hvor det er muligt (mindre belastning eller kortere driftscyklus), planl\u00e6g omvikling eller udskiftning, og find \u00e5rsagen til problemet, s\u00e5 det ikke blot gentager sig.<\/p>\n<p><strong>Reparationsmuligheder<\/strong> afh\u00e6nger i h\u00f8j grad af motorens st\u00f8rrelse:<\/p>\n<ul>\n<li><strong>Motoromvikling:<\/strong> udskift statorviklingerne \u2014 typisk en \u00f8konomisk l\u00f8sning ved store motorer (over ca. 100 hk).<\/li>\n<li><strong>Udskiftning af motor:<\/strong> er normalt mere \u00f8konomisk ved sm\u00e5 motorer (under ca. 50 hk).<\/li>\n<li><strong>Udskiftning af spole:<\/strong> i visse modeller er det muligt at udskifte enkelte spoler.<\/li>\n<li><strong>Midlertidig drift:<\/strong> En fejl i et tidligt stadie kan g\u00f8re det muligt at forts\u00e6tte driften under n\u00f8je overv\u00e5gning, mens der skaffes en erstatning.<\/li>\n<\/ul>\n<p><strong>Forebyggelse<\/strong> handler prim\u00e6rt om at holde sig inden for de fastlagte designrammer: man skal holde sig inden for de nominelle v\u00e6rdier for sp\u00e6nding, str\u00f8m og temperatur; sikre tilstr\u00e6kkelig ventilation og k\u00f8ling; beskytte viklingerne mod forurening ved hj\u00e6lp af passende kabinetter og t\u00e6tninger; montere oversp\u00e6ndingsbeskyttelse p\u00e5 kritiske motorer; udf\u00f8re regelm\u00e6ssige isolationsm\u00e5linger (\u00e5rligt for kritiske maskiner); og foretage termiske unders\u00f8gelser for at opdage begyndende overophedningssteder.<\/p>\n<h2>7. Hvor vibrationsv\u00e6rkt\u00f8j passer ind<\/h2>\n<p>Da det afg\u00f8rende symptom p\u00e5 en statorfejl er mekanisk \u2013 nemlig den forh\u00f8jede vibration p\u00e5 det dobbelte af netfrekvensen \u2013 er en b\u00e6rbar analysator et vigtigt screeningsv\u00e6rkt\u00f8j. I marken monterer teknikerne en <a href=\"https:\/\/vibromera.eu\/da\/glossary\/accelerometer\/\">accelerometer<\/a> p\u00e5 motoren og bruger <a href=\"https:\/\/vibromera.eu\/da\/vare-2\/balanset-1\/\">Balanset-1A<\/a> for at fange <a href=\"https:\/\/vibromera.eu\/da\/glossary\/spectrum\/\">vibrationsspektrum<\/a>, afl\u00e6se amplituden p\u00e5 100\/120 Hz-linjen og sammenligne den med motorens basislinje. Testen med str\u00f8mmen slukket bekr\u00e6fter derefter, om spidsen er elektromagnetisk. For at omregne typeskiltets data til de n\u00f8jagtige diagnostiske frekvenser, man skal kigge efter, skal <a href=\"https:\/\/vibromera.eu\/da\/calculators\/motor-electrical-frequencies\/\">Motor elektrisk defektfrekvensberegner<\/a> opstiller netfrekvens-, slip- og polpassageled.<\/p>\n<p>Anvendes sammen \u2014 vibrationsoverv\u00e5gning ved dobbelt linjefrekvens, <a href=\"https:\/\/vibromera.eu\/da\/glossary\/fft\/\">FFT<\/a> str\u00f8manalyse, termografi og regelm\u00e6ssige elektriske m\u00e5linger \u2014 disse metoder afsl\u00f8rer langt st\u00f8rstedelen af statorfejl, mens de stadig er billige at udbedre. Ved at forst\u00e5 forl\u00f8bet fra mindre isolationsforringelse til katastrofale udbr\u00e6ndinger kan vedligeholdelsesteamet gribe ind p\u00e5 det rette tidspunkt og tr\u00e6ffe en velovervejet beslutning om, hvorvidt statoren skal omvikles eller udskiftes.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/da\/glossary\/\">\u2190 Tilbage til hovedindekset<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>L\u00e6r om statordefekter, herunder isoleringsfejl, kortslutninger fra sving til sving og viklingsskader, der for\u00e5rsager 2X netfrekvensvibrationer og kan detekteres gennem str\u00f8m- og termisk analyse.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-254","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/254","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/254\/revisions"}],"predecessor-version":[{"id":101412,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/254\/revisions\/101412"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/media?parent=254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/categories?post=254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/tags?post=254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}