{"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\/nb\/glossary\/stator-defects\/","title":{"rendered":"Hva er statorfeil? Viklingsfeil i motorer"},"content":{"rendered":"<h1>Forst\u00e5 statorfeil 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\/nb\/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\/nb\/product\/balanset-1\/\" title=\"B\u00e6rbart balanseapparat og vibrasjonsanalysator 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 komplett sett med b\u00e6rbart balanseapparat og vibrasjonsanalysator\" 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\/nb\/product-category\/devices\/\" rel=\"tag\">Enheter<\/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\/nb\/product\/balanset-1\/\" title=\"B\u00e6rbart balanseapparat og vibrasjonsanalysator Balanset-1A\">B\u00e6rbart balanseapparat og vibrasjonsanalysator 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> + MVA (hvis aktuelt)<\/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=\"\/nb\/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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/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=\"Legg i handlekurv: \u00abPortable balancer &amp; Vibration analyzer Balanset-1A\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abPortable balancer &amp; Vibration analyzer Balanset-1A\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/product\/vibration-sensor\/\" title=\"Vibrasjonssensor\">\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 vibrasjonssensor i n\u00e6rbilde\" 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\/nb\/product-category\/parts\/\" rel=\"tag\">Deler<\/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\/nb\/product\/vibration-sensor\/\" title=\"Vibrasjonssensor\">Vibrasjonssensor<\/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> + MVA (hvis aktuelt)<\/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=\"\/nb\/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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/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=\"Legg i handlekurv: \u00abVibration sensor\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abVibration sensor\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optisk sensor (lasertakometer)\">\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 (lasertakometer)\" 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\/nb\/product-category\/parts\/\" rel=\"tag\">Deler<\/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\/nb\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optisk sensor (lasertakometer)\">Optisk sensor (lasertakometer)<\/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> + MVA (hvis aktuelt)<\/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=\"\/nb\/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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/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=\"Legg i handlekurv: \u00abOptical Sensor (Laser Tachometer)\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abOptical Sensor (Laser Tachometer)\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/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 rotorbalanseringssett: b\u00e6reveske, flerkanals signalbehandler, h\u00e5ndholdt analysator, magnetisk base, vibrasjonssensorer 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\/nb\/product-category\/devices\/\" rel=\"tag\">Enheter<\/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\/nb\/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> + MVA (hvis aktuelt)<\/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=\"\/nb\/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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/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=\"Legg i handlekurv: \u00abBalanset-4\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abBalanset-4\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/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=\"Magnetisk base.\" 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\/nb\/product-category\/parts\/\" rel=\"tag\">Deler<\/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\/nb\/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> + MVA (hvis aktuelt)<\/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=\"\/nb\/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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/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=\"Legg i handlekurv: \u00abMagnetic Stand Insize-60-kgf\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abMagnetic Stand Insize-60-kgf\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/product\/reflective-tape\/\" title=\"Refleksb\u00e5nd\">\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=\"Refleksb\u00e5nd\" 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\/nb\/product-category\/parts\/\" rel=\"tag\">Deler<\/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\/nb\/product\/reflective-tape\/\" title=\"Refleksb\u00e5nd\">Refleksb\u00e5nd<\/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> + MVA (hvis aktuelt)<\/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=\"\/nb\/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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/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=\"Legg i handlekurv: \u00abReflective tape\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abReflective tape\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamisk balanseringsapparat &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-settet inneholder grensesnittenhet, sensorer, turteller 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\/nb\/product-category\/devices\/\" rel=\"tag\">Enheter<\/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\/nb\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamisk balanseringsapparat &quot;Balanset-1A&quot; OEM\">Dynamisk balanseringsapparat \"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> + MVA (hvis aktuelt)<\/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=\"\/nb\/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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/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=\"Legg i handlekurv: \u00abDynamic balancer \u201cBalanset-1A\u201d OEM\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abDynamic balancer \u201cBalanset-1A\u201d OEM\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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>Statordefekter<\/strong> er feil i statorviklingene og kjernen i en elektrisk motor: isolasjonssvikt, kortslutning mellom viklinger, kortslutning mellom faser, jordfeil, forurensning i viklingene og skader p\u00e5 lamellene. Dette er en av de vanligste feil\u00e5rsakene \u2013 feil i statorviklingene utgj\u00f8r omtrent 30\u201340 % av alle motorfeil, noe som gj\u00f8r dem til den nest vanligste \u00e5rsaken etter <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/bearing-defects\/\">lagerfeil<\/a>. En defekt stator forstyrrer motorens magnetiske symmetri, og denne asymmetrien viser seg mekanisk som <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/vibration\/\">vibrasjon<\/a> p\u00e5 <strong>dobbel linjefrekvens<\/strong> (120 Hz ved 60 Hz-nett, 100 Hz ved 50 Hz-nett), samt elektrisk gjennom str\u00f8mubalanse, p\u00e5 termiske bilder og i isolasjonsmotstandstester.<\/p>\n<p>Det er viktig \u00e5 forst\u00e5 feil i statoren, fordi disse vanligvis utvikler seg langsomt \u2013 over m\u00e5neder eller \u00e5r \u2013 noe som gir god mulighet for tidlig oppdagelse. Uten behandling kan de imidlertid eskalere til en katastrofal kortslutning som kan f\u00f8re til brann, omfattende motorskader eller en reell sikkerhetsrisiko. Disse problemene kommer i tillegg til problemene p\u00e5 rotorsiden som er omtalt under <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/electrical-faults\/\">elektriske feil<\/a> og den bredere familien av <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/motor-defects\/\">motordefekter<\/a>.<\/p>\n<h2>1. Typer av statorfeil<\/h2>\n<h3>Isolasjonsfeil<\/h3>\n<p>Den st\u00f8rste enkeltkategorien, og nesten alltid der problemene med statoren oppst\u00e5r.<\/p>\n<ul>\n<li><strong>Kortslutning mellom viklinger:<\/strong> Isolasjonen mellom tilst\u00f8tende viklinger i samme spole svikter. De kortsluttede viklingene f\u00f8rer da en for h\u00f8y sirkulasjonsstr\u00f8m og skaper et lokalt overopphetet punkt. Feilen starter i liten skala og trekker gradvis inn flere viklinger; den oppdages gjennom str\u00f8mubalanse, termiske overopphetede punkter og \u00f8kt 2\u00d7f-vibrasjon \u2014 og utgj\u00f8r hoved\u00e5rsaken til de fleste statorfeil.<\/li>\n<li><strong>Fase-til-fase-feil:<\/strong> Isolasjonen mellom ulike faser brytes ned. Dette er mer alvorlig enn en kortslutning mellom viklinger og kan f\u00f8re til umiddelbar utl\u00f8sning eller alvorlig skade, noe som vanligvis viser seg som en stor str\u00f8mubalanse som kan utl\u00f8se overstr\u00f8msbeskyttelsen.<\/li>\n<li><strong>Jordfeil (fase-til-ramme):<\/strong> Hvis isolasjonen mellom viklingene og rammen svikter. Dette utgj\u00f8r en sikkerhetsrisiko, da det kan f\u00f8re til at motorrammen blir str\u00f8mf\u00f8rende og utgj\u00f8re en fare for elektrisk st\u00f8t. Feilen oppdages ved hjelp av jordfeilbeskyttelse og isolasjonsmotstandstesting, og skyldes vanligvis aldring av isolasjonen, forurensning, mekaniske skader eller fuktighet.<\/li>\n<\/ul>\n<h3>Vridningsskader<\/h3>\n<ul>\n<li><strong>Mekanisk skade:<\/strong> spoler som er skadet under montering eller vedlikehold.<\/li>\n<li><strong>Termisk skade:<\/strong> overoppheting som forringer b\u00e5de isolasjonen og kobberet.<\/li>\n<li><strong>Forurensning:<\/strong> olje, kjemikalier eller ledende st\u00f8v p\u00e5 viklingene.<\/li>\n<li><strong>Fuktskader:<\/strong> Vanninntrengning som f\u00f8rer til spenningsspor og kortslutninger.<\/li>\n<li><strong>Koronaskader:<\/strong> h\u00f8yspenning som ioniserer luften rundt og t\u00e6rer p\u00e5 isolasjonen.<\/li>\n<\/ul>\n<h3>Problemer med laminering<\/h3>\n<ul>\n<li>Kjerneplater har kortsluttet seg, noe som reduserer effektiviteten og f\u00f8rer til oppvarming.<\/li>\n<li>Skadede eller l\u00f8se lameller.<\/li>\n<li>Forskyvning eller forflytning av kjernen, noe som kan forstyrre <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/air-gap\/\">luftspalte<\/a>.<\/li>\n<li>Resultatet er \u00f8kte virvelstr\u00f8mstap og lokale varmepunkter.<\/li>\n<\/ul>\n<h2>2. \u00c5rsaker til statorfeil<\/h2>\n<h3>Termisk nedbrytning<\/h3>\n<ul>\n<li><strong>Overbelastning:<\/strong> For h\u00f8y str\u00f8m varmer opp viklingene til temperaturer som overskrider isolasjonens t\u00e5legrense.<\/li>\n<li><strong>Blokkert kj\u00f8ling:<\/strong> D\u00e5rlig ventilasjon fremskynder termisk aldring.<\/li>\n<li><strong>H\u00f8y omgivelsestemperatur:<\/strong> reduserer kj\u00f8leeffekten.<\/li>\n<li><strong>Hyppig start:<\/strong> Gjentatte startstr\u00f8mmer f\u00f8rer til termisk belastning.<\/li>\n<li><strong>Isolasjonens levetid:<\/strong> Som en tommelfingerregel reduseres isolasjonens levetid med halvparten for hver 10 \u00b0C over den angitte temperaturen.<\/li>\n<\/ul>\n<h3>Elektriske belastninger<\/h3>\n<ul>\n<li><strong>Overspenning:<\/strong> Lyn og spenningsforstyrrelser belaster isolasjonen.<\/li>\n<li><strong>Spenningsubalanse:<\/strong> Ulike fasespenninger f\u00f8rer til sirkulasjonsstr\u00f8mmer \u2014 noe som henger tett sammen med <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/electrical-unbalance\/\">elektrisk ubalanse<\/a>.<\/li>\n<li><strong>Overspenning:<\/strong> drift over nominell spenning.<\/li>\n<li><strong>VFD-effekter:<\/strong> Den h\u00f8ye dV\/dt-verdien ved PWM-kobling sliter p\u00e5 isolasjonen, s\u00e6rlig de f\u00f8rste vindingsomgangene i en spole.<\/li>\n<\/ul>\n<h3>Forurensning og milj\u00f8<\/h3>\n<ul>\n<li><strong>Fuktighet:<\/strong> Fuktighet eller vanninntrengning reduserer isolasjonsmotstanden.<\/li>\n<li><strong>Ledende st\u00f8v:<\/strong> metallpartikler eller kullst\u00f8v bryter isolasjonen.<\/li>\n<li><strong>Kjemikalier:<\/strong> Etsende eller l\u00f8semiddeldamp angriper isolasjonssystemet.<\/li>\n<li><strong>Olje og fett:<\/strong> Petroleumsprodukter bryter ned organisk isolasjon.<\/li>\n<\/ul>\n<h3>Mekaniske \u00e5rsaker<\/h3>\n<ul>\n<li><strong>Vibrasjon:<\/strong> For sterk vibrasjon sliter p\u00e5 isolasjonen.<\/li>\n<li><strong>Termisk sykling:<\/strong> Gjentatt utvidelse og sammentrekning f\u00f8rer til at isolasjonen blir b\u00f8yd og f\u00e5r sprekker.<\/li>\n<li><strong>Rotoren streiker:<\/strong> Kontakt mellom rotoren og viklingene f\u00f8rer til fysiske skader p\u00e5 viklingene.<\/li>\n<li><strong>Skader ved montering:<\/strong> uforsiktig h\u00e5ndtering under opprulling eller utskifting.<\/li>\n<\/ul>\n<h2>3. Vibrasjonssignaturen<\/h2>\n<h3>Prim\u00e6rindikator: dobbelt linjefrekvens<\/h3>\n<p>Et typisk tegn p\u00e5 et problem med statoren er energi med en frekvens som er dobbelt s\u00e5 h\u00f8y som str\u00f8mforsyningens frekvens:<\/p>\n<ul>\n<li><strong>Hyppighet:<\/strong> 120 Hz p\u00e5 60 Hz-systemer, 100 Hz p\u00e5 50 Hz-systemer \u2014 et multiplum av <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/electrical-frequency\/\">frekvens<\/a>, ikke av akselhastigheten.<\/li>\n<li><strong>Mekanisme:<\/strong> Et asymmetrisk magnetfelt gir opphav til en ubalansert elektromagnetisk kraft, en form for <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/magnetic-pull\/\">magnetisk trekk<\/a> som pulserer med dobbelt s\u00e5 h\u00f8y frekvens som nettfrekvensen.<\/li>\n<li><strong>Sunne motorer:<\/strong> En 2\u00d7f-komponent er alltid til stede, men liten (under ca. 10 % av 1\u00d7).<\/li>\n<li><strong>Statorfeil:<\/strong> amplituden p\u00e5 2\u00d7f er forh\u00f8yet (over ca. 20\u201350 % av 1\u00d7, noen ganger betydelig h\u00f8yere).<\/li>\n<li><strong>Progresjon:<\/strong> amplituden \u00f8ker etter hvert som feilen forverres.<\/li>\n<\/ul>\n<p>En praktisk test skiller en magnetisk 2\u00d7f fra en mekanisk: Sl\u00e5 av str\u00f8mmen. En rent elektromagnetisk komponent forsvinner umiddelbart n\u00e5r str\u00f8mtilf\u00f8rselen brytes, mens en mekanisk <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/running-speed\/\">kj\u00f8rehastighet<\/a> harmoniske svingninger avtar bare n\u00e5r rotoren g\u00e5r p\u00e5 tomgang.<\/p>\n<h3>Ekstra komponenter<\/h3>\n<ul>\n<li>Komponenten for nettfrekvens (1\u00d7f) kan \u00f8ke.<\/li>\n<li>H\u00f8yere <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/harmonics\/\">harmoniske<\/a> (4\u00d7f, 6\u00d7f) kan forekomme.<\/li>\n<li>Det generelle vibrasjonsniv\u00e5et kan \u00f8ke.<\/li>\n<li>Den elektromagnetiske kraften kan ofte h\u00f8res som en brumming p\u00e5 120\/100 Hz.<\/li>\n<\/ul>\n<h2>4. P\u00e5visningsmetoder<\/h2>\n<h3>Vibrasjonsanalyse<\/h3>\n<ul>\n<li>Overv\u00e5k amplituden ved 2\u00d7 nettfrekvensen og vis utviklingen over tid.<\/li>\n<li>Sammenlign med en <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/baseline\/\">grunnlinje<\/a> eller i forhold til lignende motorer.<\/li>\n<li>Utl\u00f8s et varsel n\u00e5r 2\u00d7f overstiger omtrent 30 % av vibrasjonen ved 1\u00d7 kj\u00f8rehastighet.<\/li>\n<li>En stigende trend tyder p\u00e5 en gradvis endring snarere enn et fast designtrekk.<\/li>\n<\/ul>\n<h3>Str\u00f8mm\u00e5linger<\/h3>\n<ul>\n<li><strong>Fasestr\u00f8mbalanse:<\/strong> m\u00e5le str\u00f8mmen i hver fase.<\/li>\n<li><strong>Ubalans p\u00e5 over ~10 %:<\/strong> tyder p\u00e5 et problem med viklingen.<\/li>\n<li><strong>Klemmem\u00e5ler:<\/strong> en enkel feltm\u00e5ling.<\/li>\n<li><strong>Analysator for str\u00f8mkvalitet:<\/strong> detaljert analyse av str\u00f8mkurven, som utfyller arbeidet med \u00e5 identifisere motorstr\u00f8msignaturer som brukes til \u00e5 finne <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/broken-rotor-bars\/\">\u00f8delagte rotorstenger<\/a>.<\/li>\n<\/ul>\n<h3>M\u00e5ling av isolasjonsmotstand<\/h3>\n<ul>\n<li><strong>Megohmmeter (Megger):<\/strong> m\u00e5le motstanden mellom viklingen og jord.<\/li>\n<li><strong>Godkjennelse:<\/strong> vanligvis over 1 M\u03a9 per kV, pluss et minimum p\u00e5 1 M\u03a9.<\/li>\n<li><strong>Trendende:<\/strong> Fallende verdier tyder p\u00e5 forverring.<\/li>\n<li><strong>Polarisasjonsindeks:<\/strong> forholdet mellom m\u00e5lingen etter 10 minutter og m\u00e5lingen etter 1 minutt (over 2,0 er bra, under 2,0 er tvilsomt).<\/li>\n<\/ul>\n<p>Siden grensen for best\u00e5tt\/ikke best\u00e5tt varierer med nominell spenning og temperatur, er en <a href=\"https:\/\/vibromera.eu\/nb\/calculators\/insulation-resistance-calculator\/\">Tolk for isolasjonsmotstand (megger)<\/a> er nyttig for \u00e5 konvertere en r\u00e5 m\u00e5leverdi til en IEEE 43-klassifisering.<\/p>\n<h3>Termisk bildebehandling<\/h3>\n<ul>\n<li>Et infrar\u00f8dt kamera avsl\u00f8rer varme punkter p\u00e5 motorrammen.<\/li>\n<li>Lokalisert oppvarming indikerer hvor viklingsfeilen befinner seg.<\/li>\n<li>En temperaturforskjell mellom fasene er i seg selv et symptom.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/nb\/glossary\/thermography\/\">Termografi<\/a> kan oppdage begynnende feil f\u00f8r de avdekkes ved elektriske tester.<\/li>\n<\/ul>\n<h3>Testing av overspenning<\/h3>\n<ul>\n<li>P\u00e5f\u00f8rer en spenningsimpuls og sammenligner faseresponsene.<\/li>\n<li>Oppdager kortslutninger mellom viklinger som ikke kan p\u00e5vises ved andre tester.<\/li>\n<li>Krever spesialutstyr.<\/li>\n<li>Brukes ofte i bilverksteder til kvalitetskontroll etter en omvikling.<\/li>\n<\/ul>\n<h2>5. Forl\u00f8p og konsekvenser<\/h2>\n<p>Statorfeil utvikler seg gjennom gjenkjennelige stadier, og det er nettopp dette som gj\u00f8r at en <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/condition-monitoring\/\">tilstandsoverv\u00e5king<\/a> programmet er s\u00e5 effektivt mot dem:<\/p>\n<ul>\n<li><strong>Tidlig fase:<\/strong> et svakt fall i isolasjonsmotstanden, en liten str\u00f8mubalanse (under 5 %) og en svak \u00f8kning i 2\u00d7f-vibrasjonen \u2014 noe som kun kan p\u00e5vises ved hjelp av f\u00f8lsomme m\u00e5linger.<\/li>\n<li><strong>Moderat stadium:<\/strong> en tydelig str\u00f8mubalanse (5\u201315 %), forh\u00f8yet 2\u00d7f-vibrasjon (20\u201350 % av 1\u00d7), synlige varmeomr\u00e5der p\u00e5 termisk bilde og synkende isolasjonsmotstand.<\/li>\n<li><strong>Avansert stadium:<\/strong> en stor str\u00f8mubalanse (over 15 %), sv\u00e6rt h\u00f8y 2\u00d7f-vibrasjon, tydelig overoppheting, lav isolasjonsmotstand og en reell fare for at det snart oppst\u00e5r en feil.<\/li>\n<li><strong>Katastrofalt svikt:<\/strong> fullstendig utbrent vikling, mulig brann eller r\u00f8ykutvikling, utl\u00f8st beskyttelsesanordning eller sprengt sikring, samt omfattende skader som krever omvikling eller utskifting.<\/li>\n<\/ul>\n<h2>6. Korrigerende tiltak<\/h2>\n<p><strong>P\u00e5 deteksjon,<\/strong> \u00d8k overv\u00e5kingsfrekvensen i henhold til alvorlighetsgraden, reduser driftsbelastningen der det er mulig (reduser belastningen eller driftscyklussen), planlegg omspoling eller utskifting, og unders\u00f8k \u00e5rsaken slik at problemet ikke bare gjentar seg.<\/p>\n<p><strong>Alternativer for reparasjon<\/strong> avhenger i stor grad av motorst\u00f8rrelsen:<\/p>\n<ul>\n<li><strong>Motor spoler tilbake:<\/strong> skifte ut statorviklingene \u2014 dette er vanligvis l\u00f8nnsomt p\u00e5 store motorer (over ca. 100 hk).<\/li>\n<li><strong>Utskifting av motor:<\/strong> er vanligvis mer \u00f8konomisk for sm\u00e5 motorer (under ca. 50 hk).<\/li>\n<li><strong>Utskifting av spole:<\/strong> mulig i enkelte utf\u00f8relser, ved \u00e5 skifte ut enkeltvindinger.<\/li>\n<li><strong>Midlertidig drift:<\/strong> En feil i et tidlig stadium kan gj\u00f8re det mulig \u00e5 fortsette driften under n\u00f8ye overv\u00e5king mens man skaffer en erstatningsdel.<\/li>\n<\/ul>\n<p><strong>Forebygging<\/strong> handler i hovedsak om \u00e5 holde seg innenfor de tekniske rammene: operere innenfor nominell spenning, str\u00f8m og temperatur; sikre tilstrekkelig ventilasjon og kj\u00f8ling; beskytte viklingene mot forurensning ved hjelp av egnede innkapslinger og tetninger; montere overspenningsbeskyttelse p\u00e5 kritiske motorer; gjennomf\u00f8re regelmessige isolasjonstester (\u00e5rlig for kritiske maskiner); og utf\u00f8re termiske unders\u00f8kelser for \u00e5 oppdage begynnende overopphetede omr\u00e5der.<\/p>\n<h2>7. Hvor vibrasjonsverkt\u00f8y kommer til nytte<\/h2>\n<p>Siden det karakteristiske symptomet p\u00e5 en statorfeil er av mekanisk art \u2013 den forh\u00f8yede vibrasjonen med dobbelt nettfrekvens \u2013 er en b\u00e6rbar analysator et viktig verkt\u00f8y for innledende feils\u00f8king. I felten monterer ingeni\u00f8rene en <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/accelerometer\/\">akselerometer<\/a> p\u00e5 motoren og bruk <a href=\"https:\/\/vibromera.eu\/nb\/produkt\/balanset-1\/\">Balanset-1A<\/a> for \u00e5 fange opp <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/spectrum\/\">vibrasjonsspektrum<\/a>, m\u00e5ler amplituden p\u00e5 100\/120 Hz-linjen og sammenligner den med motorens referanseverdi. Deretter bekrefter str\u00f8mavbruddstesten om toppen er elektromagnetisk. For \u00e5 omregne opplysningene p\u00e5 typeskiltet til de n\u00f8yaktige diagnostiske frekvensene man skal se etter, m\u00e5 <a href=\"https:\/\/vibromera.eu\/nb\/calculators\/motor-electrical-frequencies\/\">Kalkulator for motorens elektriske defektfrekvens<\/a> redegj\u00f8r for begrepene nettfrekvens, glidning og polpassering.<\/p>\n<p>Brukt sammen \u2014 vibrasjonsoverv\u00e5king ved 2\u00d7 nettfrekvens, <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/fft\/\">FFT<\/a> str\u00f8manalyse, termisk avbildning og regelmessige elektriske tester \u2013 disse metodene oppdager de aller fleste statorfeil mens de fremdeles er rimelige \u00e5 reparere. Ved \u00e5 forst\u00e5 utviklingen fra mindre isolasjonssvikt til katastrofale utbrenthet kan vedlikeholdsteamet gripe inn i rett tid og ta en velbegrunnet beslutning om omvikling eller utskifting.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/nb\/glossary\/\">\u2190 Tilbake til hovedindeksen<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>L\u00e6r om statorfeil, inkludert isolasjonsfeil, kortslutninger mellom svinger og viklingsskader, som for\u00e5rsaker vibrasjoner p\u00e5 2X linjefrekvens og kan oppdages gjennom 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\/nb\/wp-json\/wp\/v2\/glossary\/254","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary\/254\/revisions"}],"predecessor-version":[{"id":101412,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary\/254\/revisions\/101412"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/media?parent=254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/categories?post=254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/tags?post=254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}