{"id":64,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/brush-defects\/"},"modified":"2026-05-23T22:56:07","modified_gmt":"2026-05-23T22:56:07","slug":"brush-defects","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/nb\/glossary\/brush-defects\/","title":{"rendered":"Hva er b\u00f8rstefeil? Problemer med likestr\u00f8msmotor og sleperinger"},"content":{"rendered":"<h1>Forst\u00e5 penselfeil<\/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\/64?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\/64?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\/64?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\/64?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\/64?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\/64?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\/64?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\/64?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\/64?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\" 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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 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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\/64?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\/64?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>B\u00f8rstefeil<\/strong> er problemer med karbon- eller metall-grafittb\u00f8rstene som leder str\u00f8m mellom de faste og roterende delene i likestr\u00f8msmotorer, vekselstr\u00f8msmotorer med viklet rotor, generatorer og slepering-enheter. Vanlige feil er slitasje p\u00e5 b\u00f8rstene, feil innfesting, risting (spretting), gnistdannelse, forurensning og problemer med fj\u00e6rspenningen. Hver av disse for\u00e5rsaker problemer p\u00e5 flere omr\u00e5der: elektrisk (d\u00e5rlig str\u00f8moverf\u00f8ring og lysbue), mekanisk (<a href=\"https:\/\/vibromera.eu\/nb\/glossary\/vibration\/\">vibrasjon<\/a> (for \u00e5 unng\u00e5 hopp), og \u2013 hvis dette ikke utbedres \u2013 sekund\u00e6r skade p\u00e5 kommutatoren eller sleperingene.<\/p>\n<p>Maskiner med b\u00f8rster blir gradvis erstattet av vekselstr\u00f8msinduksjonsmotorer, men de er langt fra utd\u00f8dd. Likestr\u00f8msdrev, motorer med viklet rotor, generatorer og en rekke spesialutstyr er fortsatt avhengige av b\u00f8rster, s\u00e5 \u00e5 oppdage feil p\u00e5 b\u00f8rstene er fortsatt en sentral del av <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/motor-defects\/\">diagnostikk av elektriske motorer<\/a> og av enhver <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/electrical-faults\/\">elektrisk feil<\/a> unders\u00f8kelse av roterende anlegg.<\/p>\n<h2>1. Vanlige feil ved b\u00f8rster<\/h2>\n<h3>B\u00f8rsteslitasje<\/h3>\n<p>En viss slitasje er normalt, men den kan \u00f8ke kraftig:<\/p>\n<ul>\n<li><strong>Normal slitasje:<\/strong> gradvis materialtap p\u00e5 grunn av friksjon \u2014 i st\u00f8rrelsesorden 1\u20132 mm per 1000 timer.<\/li>\n<li><strong>Akselerert slitasje:<\/strong> for\u00e5rsaket av h\u00f8y str\u00f8mstyrke, d\u00e5rlig sm\u00f8ring (ingen beskyttende karbonfilm) eller forurensning.<\/li>\n<li><strong>Symptomer:<\/strong> b\u00f8rstene er blitt synlig kortere og n\u00e6rmer seg sin minimumslengde.<\/li>\n<li><strong>Konsekvenser:<\/strong> svakt fj\u00e6rtrykk etter hvert som b\u00f8rsten blir kortere, noe som f\u00f8rer til d\u00e5rlig kontakt og \u00f8kt gnistdannelse.<\/li>\n<li><strong>Handling:<\/strong> Bytt ut n\u00e5r den er slitt ned til minimumslengden, vanligvis en tredjedel til halvparten av den opprinnelige lengden.<\/li>\n<\/ul>\n<h3>B\u00f8rstevibrasjon (sprang)<\/h3>\n<p>Her mister b\u00f8rsten av og til kontakten med kommutatoren:<\/p>\n<ul>\n<li><strong>\u00c5rsaker:<\/strong> utilstrekkelig fj\u00e6rtrykk, en slitt kommutator, ytre <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/vibration\/\">vibrasjon<\/a>, eller en eksentrisk kommutator.<\/li>\n<li><strong>Symptomer:<\/strong> Synlig gnister, h\u00f8rbar summing eller rasling, elektrisk st\u00f8y<\/li>\n<li><strong>Vibrasjon:<\/strong> Svingningene for\u00e5rsaker st\u00f8t ved kommutatorens b\u00e5ndpassfrekvens.<\/li>\n<li><strong>Skade:<\/strong> fremskynder slitasjen p\u00e5 kommutatoren og for\u00e5rsaker skader fra lysbuer.<\/li>\n<li><strong>Hyppighet:<\/strong> St\u00f8y ligger vanligvis i frekvensomr\u00e5det 100\u20131000 Hz.<\/li>\n<\/ul>\n<h3>D\u00e5rlig tilpasning av b\u00f8rsten<\/h3>\n<ul>\n<li><strong>Beskrivelse:<\/strong> b\u00f8rsteflaten f\u00f8lger ikke kommutatorens krumning.<\/li>\n<li><strong>\u00c5rsaker:<\/strong> nye b\u00f8rster som ikke er innkj\u00f8rt, feil montering eller for grov b\u00f8rste.<\/li>\n<li><strong>Effekt:<\/strong> redusert kontaktflate, h\u00f8y lokal str\u00f8mtetthet og konsentrert oppvarming.<\/li>\n<li><strong>Symptomer:<\/strong> Overdreven gnistdannelse, overopphetede omr\u00e5der og rask slitasje.<\/li>\n<li><strong>L\u00f8sning:<\/strong> en riktig innkj\u00f8ringsprosedyre, riktig valg av b\u00f8rstetype og innlegging av steiner.<\/li>\n<\/ul>\n<h3>Forurensning<\/h3>\n<ul>\n<li><strong>Olje og fett:<\/strong> redusere friksjonen, forhindre at det dannes et karbonlag og for\u00e5rsake elektrisk sporing.<\/li>\n<li><strong>St\u00f8v:<\/strong> slipepartikler som fremskynder <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/wear\/\">slitasje<\/a>.<\/li>\n<li><strong>Fuktighet:<\/strong> fremmer korrosjon og forstyrrer den elektriske kontakten.<\/li>\n<li><strong>Opphopning av kullst\u00f8v:<\/strong> Kan kortslutte mellom segmenter eller opprette sporingsbaner<\/li>\n<\/ul>\n<h3>Problemer med fj\u00e6rene p\u00e5 b\u00f8rsten<\/h3>\n<ul>\n<li><strong>Svake fj\u00e6rer:<\/strong> for lavt trykk, d\u00e5rlig kontakt og hoppende bevegelse.<\/li>\n<li><strong>\u00d8delagte fj\u00e6rer:<\/strong> Det er ikke noe trykk i det hele tatt, s\u00e5 b\u00f8rsten slutter \u00e5 v\u00e6re i kontakt.<\/li>\n<li><strong>Feil trykk:<\/strong> For h\u00f8yt f\u00f8rer til overdreven slitasje, for lavt f\u00f8rer til d\u00e5rlig kontakt.<\/li>\n<li><strong>Korrosjon:<\/strong> Korroderte fj\u00e6rer mister sin elastisitet.<\/li>\n<\/ul>\n<h3>Gnistdannelse og lysbue<\/h3>\n<ul>\n<li>Synlige gnister ved kontaktpunktet mellom b\u00f8rster og kommutator.<\/li>\n<li>\u00c5rsaker kan v\u00e6re vibrasjon, d\u00e5rlig kontakt, overbelastning og skader p\u00e5 kommutatoren.<\/li>\n<li>Skaden utvikler seg gradvis og f\u00f8rer til groper i kommutatoroverflaten.<\/li>\n<li>I verste fall f\u00f8rer det til en flashover \u2013 en lysbue som spenner over flere segmenter.<\/li>\n<\/ul>\n<h2>2. Vibrasjonssignaturer<\/h2>\n<h3>B\u00f8rsterelatert vibrasjon<\/h3>\n<ul>\n<li><strong>Skravling:<\/strong> h\u00f8yfrekvent vibrasjon i frekvensomr\u00e5det 100\u20131000 Hz n\u00e5r b\u00f8rsten spretter opp og ned.<\/li>\n<li><strong>Frekvensen til kommutatorstangen:<\/strong> antall kommutatorstenger \u00d7 omdreininger per minutt \/ 60.<\/li>\n<li><strong>Elektriske overtoner:<\/strong> en familie av <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/harmonics\/\">harmoniske<\/a> mot lysbue og gjentatte str\u00f8mbrudd.<\/li>\n<li><strong>St\u00f8y p\u00e5 bredb\u00e5nd:<\/strong> tilfeldig h\u00f8yfrekvent innhold generert ved gnistdannelse.<\/li>\n<li><strong>Amplitudemodulasjon:<\/strong> oppst\u00e5r hvis eksentrisiteten f\u00f8rer til at kontakttrykket varierer \u00e9n gang per omdreining.<\/li>\n<\/ul>\n<h3>Sekund\u00e6re mekaniske effekter<\/h3>\n<ul>\n<li>B\u00f8rstefriksjonen skaper tangentielle krefter p\u00e5 kommutatoren.<\/li>\n<li>Ujevn slitasje p\u00e5 b\u00f8rsten kan f\u00f8re til <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/unbalance\/\">ubalanse<\/a>-lignende symptomer.<\/li>\n<li>Et asymmetrisk fj\u00e6rtrykk kan forstyrre rotorens sentrering.<\/li>\n<\/ul>\n<p>Siden flere av disse signalene har samme frekvens som reelle mekaniske feil, er problemer med b\u00f8rstene en klassisk kilde til forvirring ved feils\u00f8king \u2013 noe som minner oss om at vi alltid m\u00e5 sjekke kommutatorens stangfrekvens f\u00f8r vi skylder p\u00e5 lagrene.<\/p>\n<h2>3. P\u00e5visningsmetoder<\/h2>\n<h3>Visuell inspeksjon<\/h3>\n<ul>\n<li><strong>B\u00f8rstens lengde:<\/strong> M\u00e5l den gjenv\u00e6rende lengden og skift den ut n\u00e5r den er kortere enn minimumslengden.<\/li>\n<li><strong>Kontaktflate:<\/strong> den skal v\u00e6re glatt og konform med kommutatoren.<\/li>\n<li><strong>Gnistdannelse:<\/strong> Kontroller i et m\u00f8rkt rom \u2013 det er normalt at det oppst\u00e5r litt gnistdannelse, men kraftig gnistdannelse er et problem.<\/li>\n<li><strong>Forurensning:<\/strong> Kontroller om det er olje, st\u00f8v eller sotavleiringer.<\/li>\n<li><strong>V\u00e5rforhold:<\/strong> Kontroller at fj\u00e6rene er intakte og gir riktig spenning.<\/li>\n<\/ul>\n<h3>Elektriske tester<\/h3>\n<ul>\n<li><strong>Kontaktmotstand i b\u00f8rsten:<\/strong> b\u00f8r v\u00e6re lav og jevn for alle b\u00f8rster.<\/li>\n<li><strong>Fj\u00e6rtrykk:<\/strong> m\u00e5les med en fj\u00e6rvekt \u2014 vanligvis 1,5\u20133,5 psi trykk mot overflaten.<\/li>\n<li><strong>Spenningsfall:<\/strong> over grensesnittet mellom b\u00f8rsten og kommutatoren, vanligvis mindre enn 1 V per b\u00f8rste.<\/li>\n<\/ul>\n<h3>Vibrasjons- og akustiske metoder<\/h3>\n<ul>\n<li>H\u00f8yfrekvent <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/accelerometer\/\">akselerometer<\/a> m\u00e5linger for \u00e5 kartlegge virkningene av vibrasjon.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/nb\/glossary\/acoustic-emission\/\">Akustisk emisjon<\/a> for \u00e5 oppdage lysbue.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/nb\/glossary\/ultrasound-analysis\/\">Ultralydsoverv\u00e5king<\/a> ved koronautladning eller sporingsfenomen.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/nb\/glossary\/spectrum\/\">Spektrumanalyse<\/a> for \u00e5 isolere kommutatorstangens frekvens.<\/li>\n<\/ul>\n<h3>Termografi<\/h3>\n<ul>\n<li>Varme b\u00f8rster tyder p\u00e5 d\u00e5rlig kontakt eller overbelastning.<\/li>\n<li>Varme punkter p\u00e5 kommutatoren tyder p\u00e5 lokale problemer.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/nb\/glossary\/thermography\/\">Termografi<\/a> kan avdekke temperaturforskjeller mellom b\u00f8rstesettene.<\/li>\n<\/ul>\n<h2>4. M\u00e5ling av b\u00f8rstevibrasjon i felt<\/h2>\n<p>N\u00e5r det er mistanke om at en maskin med b\u00f8rster vibrerer eller danner lysbuer, er den praktiske testen \u00e5 foreta en h\u00f8yfrekvent vibrasjonsm\u00e5ling ved b\u00f8rstehuset. En b\u00e6rbar tokanalsanalysator som for eksempel <a href=\"https:\/\/vibromera.eu\/nb\/produkt\/balanset-1\/\">Balanset-1A<\/a> lar deg registrere spektrumet og bekrefte om energien samsvarer med kommutatorens b\u00e5ndpassfrekvens eller med et bredb\u00e5ndsgnistm\u00f8nster. Brukt sammen med en visuell kontroll i et m\u00f8rklagt rom og en spenningsfallstest, bidrar dette til \u00e5 skille en reell b\u00f8rstefeil fra et urelatert problem med lager eller balanse \u2013 og, n\u00e5r nye b\u00f8rster er montert, bekrefter det at h\u00f8yfrekvensinnholdet har falt tilbake til utgangsniv\u00e5et. \u00c5 f\u00f8lge med p\u00e5 disse m\u00e5lingene innenfor et <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/condition-monitoring\/\">tilstandsoverv\u00e5king<\/a> Programmet gj\u00f8r en reaktiv utskifting om til en planlagt utskifting.<\/p>\n<h2>5. Vedlikehold og korrigering<\/h2>\n<h3>Rutinemessig b\u00f8rstevedlikehold<\/h3>\n<ul>\n<li><strong>Inspeksjonshyppighet:<\/strong> m\u00e5nedlig for kritiske maskiner, kvartalsvis for generelle bruksomr\u00e5der \u2014 et naturlig valg for <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/periodic-monitoring\/\">rute-basert periodisk overv\u00e5king<\/a>.<\/li>\n<li><strong>Rengj\u00f8ring:<\/strong> Sug opp karbonst\u00f8v og rengj\u00f8r kommutatorens overflate.<\/li>\n<li><strong>Lengdekontroll:<\/strong> Bytt ut b\u00f8rstene n\u00e5r de n\u00e5r minimumslengden.<\/li>\n<li><strong>Fj\u00e6rspenning:<\/strong> Kontroller at trykket er riktig.<\/li>\n<li><strong>Kommutatorens tilstand:<\/strong> Se etter riper, groper og ujevnheter.<\/li>\n<\/ul>\n<h3>B\u00f8rsteutskifting<\/h3>\n<ul>\n<li>Bruk riktig kvalitet til bruksomr\u00e5det \u2013 ta kontakt med produsenten.<\/li>\n<li>Bytt ut alle b\u00f8rstene i settet samtidig.<\/li>\n<li>S\u00f8rg for at b\u00f8rsteholderne sitter ordentlig fast.<\/li>\n<li>La nye b\u00f8rster f\u00e5 en innkj\u00f8ringsperiode p\u00e5 24\u201348 timer, slik at de setter seg ordentlig.<\/li>\n<li>Kontroller fj\u00e6rtrykket p\u00e5 nytt etter montering.<\/li>\n<\/ul>\n<h3>Vedlikehold av kommutator<\/h3>\n<ul>\n<li>Rengj\u00f8r regelmessig med godkjente l\u00f8semidler eller slipesteiner.<\/li>\n<li>Slip (maskinbearbeid) kommutatoren hvis den f\u00e5r riller eller blir ru.<\/li>\n<li>Skj\u00e6r ut glimmeren mellom stengene der det er angitt.<\/li>\n<li>Sjekk om det er h\u00f8ye stenger, l\u00f8se stenger og skadede deler.<\/li>\n<\/ul>\n<h2>6. Beste praksis for forebygging<\/h2>\n<h3>Driftspraksis<\/h3>\n<ul>\n<li>Hold driften innenfor nominell str\u00f8m for \u00e5 begrense oppvarmingen av b\u00f8rstene.<\/li>\n<li>Unng\u00e5 for hyppig start \u2014 startstr\u00f8mmen sliter p\u00e5 b\u00f8rstene.<\/li>\n<li>Hold omgivelsene rene for \u00e5 unng\u00e5 forurensning.<\/li>\n<li>Hold fuktigheten under kontroll; b\u00e5de for t\u00f8rr og for fuktig luft kan forringe kontakten.<\/li>\n<\/ul>\n<h3>Utvalg og design<\/h3>\n<ul>\n<li>Angi en passende b\u00f8rstetype \u2013 myk eller hard \u2013 for den aktuelle tettheten.<\/li>\n<li>S\u00f8rg for at det er tilstrekkelig med b\u00f8rster til str\u00f8mmen.<\/li>\n<li>Bruk en b\u00f8rsteholder med riktig utforming.<\/li>\n<li>Vurder b\u00f8rstel\u00f8se alternativer for nye installasjoner<\/li>\n<\/ul>\n<p>Selv om b\u00f8rstefeil er et problem som er spesifikt for likestr\u00f8msmotorer og motorer med viklet rotor, er dette viktige vedlikeholdspunkter som gj\u00f8r seg gjeldende ved regelmessig inspeksjon og rettidig utskifting. En god forst\u00e5else av slitasjemekanismene, god vedlikeholdspraksis og evnen til \u00e5 gjenkjenne diagnostiske symptomer sikrer at b\u00f8rstemotorer fungerer p\u00e5litelig \u2013 og forhindrer de elektriske og mekaniske skadene som oppst\u00e5r n\u00e5r b\u00f8rstene ikke vedlikeholdes.<\/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 b\u00f8rstefeil i likestr\u00f8msmotorer og maskiner med viklede rotorer, inkludert slitasje, vibrasjon, gnister og d\u00e5rlig kontakt som for\u00e5rsaker vibrasjoner og elektriske problemer.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-64","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary\/64","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\/64\/revisions"}],"predecessor-version":[{"id":101429,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary\/64\/revisions\/101429"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/media?parent=64"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/categories?post=64"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/tags?post=64"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}