{"id":4404,"date":"2025-04-02T03:32:19","date_gmt":"2025-04-02T03:32:19","guid":{"rendered":"https:\/\/grwinding.com\/?p=4404"},"modified":"2025-04-02T04:27:54","modified_gmt":"2025-04-02T04:27:54","slug":"armoniche-nei-trasformatori","status":"publish","type":"post","link":"https:\/\/grwinding.com\/it\/armoniche-nei-trasformatori\/","title":{"rendered":"Armoniche nei trasformatori: cause, effetti e soluzioni"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"4404\" class=\"elementor elementor-4404\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4c3fa1b e-flex e-con-boxed e-con e-parent\" data-id=\"4c3fa1b\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ad07bc1 elementor-widget elementor-widget-text-editor\" data-id=\"ad07bc1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<article class=\"w-full text-token-text-primary\" dir=\"auto\" data-testid=\"conversation-turn-596\" data-scroll-anchor=\"true\"><div class=\"text-base my-auto mx-auto py-5 px-6\"><div class=\"mx-auto flex flex-1 text-base gap-4 md:gap-5 lg:gap-6 md:max-w-3xl lg:max-w-[40rem] xl:max-w-[48rem] group\/turn-messages focus-visible:outline-none\" tabindex=\"-1\"><div class=\"group\/conversation-turn relative flex w-full min-w-0 flex-col agent-turn @xs\/thread:px-0 @sm\/thread:px-1.5 @md\/thread:px-4\"><div class=\"relative flex-col gap-1 md:gap-3\"><div class=\"flex max-w-full flex-col flex-grow\"><div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 whitespace-normal break-words text-start [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"0fa8d0c2-6358-424b-b44a-62505591ab96\" data-message-model-slug=\"gpt-4o\"><div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\"><div class=\"markdown prose w-full break-words dark:prose-invert light\"><p data-start=\"0\" data-end=\"308\">Le armoniche nei sistemi elettrici distorcono le forme d&#039;onda e possono influenzare seriamente<a href=\"https:\/\/grwinding.com\/it\/cose-lavvolgimento-del-trasformatore\/\"> trasformatore<\/a> efficienza e durata.<\/p><p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-6770 lazyload\" title=\"Grafico che mostra le armoniche del trasformatore e gli effetti della forma d&#039;onda\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Graph-showing-transformer-harmonics-and-waveform-effects.webp\" alt=\"Grafico che mostra le armoniche del trasformatore e gli effetti della forma d&#039;onda\" width=\"450\" height=\"298\" \/><noscript><img decoding=\"async\" class=\"aligncenter wp-image-6770 lazyload\" title=\"Grafico che mostra le armoniche del trasformatore e gli effetti della forma d&#039;onda\" src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Graph-showing-transformer-harmonics-and-waveform-effects.webp\" alt=\"Grafico che mostra le armoniche del trasformatore e gli effetti della forma d&#039;onda\" width=\"450\" height=\"298\" srcset=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Graph-showing-transformer-harmonics-and-waveform-effects.webp 1024w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Graph-showing-transformer-harmonics-and-waveform-effects-300x199.webp 300w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Graph-showing-transformer-harmonics-and-waveform-effects-768x509.webp 768w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Graph-showing-transformer-harmonics-and-waveform-effects-18x12.webp 18w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/noscript><\/p><p data-start=\"0\" data-end=\"308\">In questa guida esamineremo le cause delle armoniche, il loro impatto sui trasformatori e le principali soluzioni progettuali per gestirle.<\/p><h2 data-start=\"0\" data-end=\"308\">Cosa sono gli armonici?<\/h2><p><img decoding=\"async\" class=\"aligncenter wp-image-6771 lazyload\" title=\"Visualizzazione delle forme d&#039;onda di frequenza fondamentale e armonica\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Visual-of-fundamental-and-harmonic-frequency-waveforms.webp\" alt=\"Visualizzazione delle forme d&#039;onda di frequenza fondamentale e armonica\" width=\"341\" height=\"360\" \/><noscript><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-6771 lazyload\" title=\"Visualizzazione delle forme d&#039;onda di frequenza fondamentale e armonica\" src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Visual-of-fundamental-and-harmonic-frequency-waveforms.webp\" alt=\"Visualizzazione delle forme d&#039;onda di frequenza fondamentale e armonica\" width=\"341\" height=\"360\" srcset=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Visual-of-fundamental-and-harmonic-frequency-waveforms.webp 1180w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Visual-of-fundamental-and-harmonic-frequency-waveforms-284x300.webp 284w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Visual-of-fundamental-and-harmonic-frequency-waveforms-970x1024.webp 970w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Visual-of-fundamental-and-harmonic-frequency-waveforms-768x811.webp 768w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Visual-of-fundamental-and-harmonic-frequency-waveforms-11x12.webp 11w\" sizes=\"(max-width: 341px) 100vw, 341px\" \/><\/noscript><\/p><p class=\"\" data-start=\"0\" data-end=\"308\">Le armoniche sono componenti di frequenza indesiderate che sono multipli interi della frequenza fondamentale, come la terza (180 Hz) o la quinta (300 Hz) in un sistema a 60 Hz.<\/p><p class=\"\" data-start=\"0\" data-end=\"308\">Questi distorcono l&#039;onda sinusoidale uniforme della corrente alternata, causando rumore, risonanza, surriscaldamento e perdite di potenza che possono compromettere le prestazioni e l&#039;efficienza del trasformatore.<\/p><h2 data-start=\"0\" data-end=\"48\">Cosa causa le armoniche nei sistemi elettrici?<\/h2><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-6772 lazyload\" title=\"Confronto tra carichi elettrici lineari e non lineari\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Comparison-of-linear-and-non-linear-electrical-loads.webp\" alt=\"Confronto tra carichi elettrici lineari e non lineari\" width=\"450\" height=\"193\" \/><noscript><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-6772 lazyload\" title=\"Confronto tra carichi elettrici lineari e non lineari\" src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Comparison-of-linear-and-non-linear-electrical-loads.webp\" alt=\"Confronto tra carichi elettrici lineari e non lineari\" width=\"450\" height=\"193\" srcset=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Comparison-of-linear-and-non-linear-electrical-loads.webp 638w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Comparison-of-linear-and-non-linear-electrical-loads-300x128.webp 300w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Comparison-of-linear-and-non-linear-electrical-loads-18x8.webp 18w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/noscript><\/p><p class=\"\" data-start=\"50\" data-end=\"451\">Le armoniche sono causate principalmente da carichi non lineari, che includono dispositivi come computer, <a href=\"https:\/\/en.wikipedia.org\/wiki\/Variable-frequency_drive\">azionamenti a frequenza variabile (VFD)<\/a>e luci fluorescenti.<\/p><p class=\"\" data-start=\"50\" data-end=\"451\">Questi dispositivi consumano energia a raffiche irregolari, generando distorsioni armoniche.<\/p><p class=\"\" data-start=\"50\" data-end=\"451\">Anche le moderne apparecchiature ad alta efficienza, come le turbine eoliche e i pannelli solari, contribuiscono alle armoniche a causa del loro funzionamento intermittente e dei modelli di consumo energetico.<\/p><h2 data-start=\"0\" data-end=\"51\">Considerazioni sulla progettazione del trasformatore per le armoniche<\/h2><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-6769 lazyload\" title=\"Diagramma di distorsione della forma d&#039;onda armonica della quinta fase ABC\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Phase-A-B-C-5th-harmonic-waveform-distortion-chart.webp\" alt=\"Diagramma di distorsione della forma d&#039;onda armonica della quinta fase ABC\" width=\"450\" height=\"263\" \/><noscript><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-6769 lazyload\" title=\"Diagramma di distorsione della forma d&#039;onda armonica della quinta fase ABC\" src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Phase-A-B-C-5th-harmonic-waveform-distortion-chart.webp\" alt=\"Diagramma di distorsione della forma d&#039;onda armonica della quinta fase ABC\" width=\"450\" height=\"263\" srcset=\"https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Phase-A-B-C-5th-harmonic-waveform-distortion-chart.webp 507w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Phase-A-B-C-5th-harmonic-waveform-distortion-chart-300x175.webp 300w, https:\/\/grwinding.com\/wp-content\/uploads\/2025\/04\/Phase-A-B-C-5th-harmonic-waveform-distortion-chart-18x12.webp 18w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/noscript><\/p><\/div><\/div><\/div><\/div><\/div><div class=\"absolute\"><div class=\"flex items-center justify-center\"><p class=\"\" data-start=\"53\" data-end=\"226\">Le armoniche possono causare calore eccessivo, maggiori perdite e una durata di vita ridotta nei trasformatori, rendendo essenziale una progettazione attenta alle armoniche per l&#039;affidabilit\u00e0 e l&#039;efficienza del sistema.<\/p><ul data-start=\"228\" data-end=\"781\" data-is-last-node=\"\" data-is-only-node=\"\"><li class=\"\" data-start=\"228\" data-end=\"348\"><p class=\"\" data-start=\"230\" data-end=\"348\"><strong data-start=\"230\" data-end=\"255\">Trasformatori K-Factor<\/strong>: Costruito per resistere alla distorsione armonica con isolamento rinforzato e neutri sovradimensionati.<\/p><\/li><li class=\"\" data-start=\"349\" data-end=\"448\"><p class=\"\" data-start=\"351\" data-end=\"448\"><strong data-start=\"351\" data-end=\"374\">Trasformatori a zigzag<\/strong>: Ridurre le armoniche triple reindirizzandole all&#039;interno degli avvolgimenti interni.<\/p><\/li><li class=\"\" data-start=\"449\" data-end=\"558\"><p class=\"\" data-start=\"451\" data-end=\"558\"><strong data-start=\"451\" data-end=\"479\">Filtri armonici passivi<\/strong>: Deviare le correnti armoniche ed evitare che raggiungano apparecchiature critiche.<\/p><\/li><li class=\"\" data-start=\"559\" data-end=\"669\"><p class=\"\" data-start=\"561\" data-end=\"669\"><strong data-start=\"561\" data-end=\"585\">THD e fattore di cresta<\/strong>: Parametri essenziali per valutare i livelli armonici e regolare la progettazione del trasformatore.<\/p><\/li><li class=\"\" data-start=\"670\" data-end=\"781\"><p class=\"\" data-start=\"672\" data-end=\"781\"><strong data-start=\"672\" data-end=\"698\">Derating o sovradimensionamento<\/strong>: Necessario quando la THD supera 5% per garantire un funzionamento sicuro ed efficiente del trasformatore.<\/p><\/li><\/ul><\/div><\/div><\/div><\/div><\/div><\/article><div class=\"pointer-events-none h-px w-px\" aria-hidden=\"true\" data-edge=\"true\"><article class=\"w-full text-token-text-primary\" dir=\"auto\" data-testid=\"conversation-turn-592\" data-scroll-anchor=\"false\"><div class=\"text-base my-auto mx-auto py-5 px-6\"><div class=\"mx-auto flex flex-1 text-base gap-4 md:gap-5 lg:gap-6 md:max-w-3xl lg:max-w-[40rem] xl:max-w-[48rem] group\/turn-messages focus-visible:outline-none\" tabindex=\"-1\"><div class=\"group\/conversation-turn relative flex w-full min-w-0 flex-col agent-turn @xs\/thread:px-0 @sm\/thread:px-1.5 @md\/thread:px-4\"><div class=\"relative flex-col gap-1 md:gap-3\"><div class=\"flex max-w-full flex-col flex-grow\"><div class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 whitespace-normal break-words text-start [.text-message+&amp;]:mt-5\" dir=\"auto\" data-message-author-role=\"assistant\" data-message-id=\"9de4c253-f37c-4fe9-be2c-0cbb4059173a\" data-message-model-slug=\"gpt-4o\"><div class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\"><div class=\"markdown prose w-full break-words dark:prose-invert light\"><h2 data-start=\"0\" data-end=\"178\">Conclusione<\/h2><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4416 lazyload\" title=\"Un trasformatore alloggiato in un involucro protettivo che mostra l&#039;attrezzatura utilizzata per misurare le armoniche\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2024\/11\/A-transformer-housed-in-a-protective-enclosure-demonstrating-equipment-used-for-measuring-harmonics-e1730792437117.webp\" alt=\"Un trasformatore alloggiato in un involucro protettivo che mostra l&#039;attrezzatura utilizzata per misurare le armoniche\" width=\"450\" height=\"411\" \/><noscript><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4416 lazyload\" title=\"Un trasformatore alloggiato in un involucro protettivo che mostra l&#039;attrezzatura utilizzata per misurare le armoniche\" src=\"https:\/\/grwinding.com\/wp-content\/uploads\/2024\/11\/A-transformer-housed-in-a-protective-enclosure-demonstrating-equipment-used-for-measuring-harmonics-e1730792437117.webp\" alt=\"Un trasformatore alloggiato in un involucro protettivo che mostra l&#039;attrezzatura utilizzata per misurare le armoniche\" width=\"450\" height=\"411\" srcset=\"https:\/\/grwinding.com\/wp-content\/uploads\/2024\/11\/A-transformer-housed-in-a-protective-enclosure-demonstrating-equipment-used-for-measuring-harmonics-e1730792437117.webp 381w, https:\/\/grwinding.com\/wp-content\/uploads\/2024\/11\/A-transformer-housed-in-a-protective-enclosure-demonstrating-equipment-used-for-measuring-harmonics-e1730792437117-300x274.webp 300w, https:\/\/grwinding.com\/wp-content\/uploads\/2024\/11\/A-transformer-housed-in-a-protective-enclosure-demonstrating-equipment-used-for-measuring-harmonics-e1730792437117-13x12.webp 13w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/noscript><\/p><p class=\"\" data-start=\"0\" data-end=\"178\">Le armoniche possono causare surriscaldamento, maggiori perdite e riduzione dell&#039;efficienza del trasformatore. Utilizzare tipi di trasformatore appropriati come i modelli K-rated o Zigzag \u00e8 essenziale per la mitigazione.<\/p><p class=\"\" data-start=\"180\" data-end=\"315\">Hai bisogno di aiuto con le armoniche nel tuo sistema? <a href=\"https:\/\/grwinding.com\/it\/contattaci\/\">Contattaci<\/a> per una consulenza esperta e soluzioni di trasformatori su misura per le vostre esigenze di qualit\u00e0 dell&#039;energia.<\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/article><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7ed11c4 elementor-widget elementor-widget-template\" data-id=\"7ed11c4\" data-element_type=\"widget\" data-widget_type=\"template.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-template\">\n\t\t\t\t\t<div data-elementor-type=\"container\" data-elementor-id=\"4370\" class=\"elementor elementor-4370\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e765ecb e-flex e-con-boxed e-con e-parent\" data-id=\"e765ecb\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f856aac elementor-widget elementor-widget-heading\" data-id=\"f856aac\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Articoli correlati a Fattore di avvolgimento<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-618c027 elementor-icon-list--layout-inline elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"618c027\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items elementor-inline-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/grwinding.com\/it\/cose-un-fattore-di-avvolgimento\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-dot-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119.033 8 8 119.033 8 256s111.033 248 248 248 248-111.033 248-248S392.967 8 256 8zm80 248c0 44.112-35.888 80-80 80s-80-35.888-80-80 35.888-80 80-80 80 35.888 80 80z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Fattore di avvolgimento<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/grwinding.com\/it\/differenze-tra-bobine-a-passo-corto-e-a-passo-pieno\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-dot-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119.033 8 8 119.033 8 256s111.033 248 248 248 248-111.033 248-248S392.967 8 256 8zm80 248c0 44.112-35.888 80-80 80s-80-35.888-80-80 35.888-80 80-80 80 35.888 80 80z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Bobina a passo pieno e bobina a passo corto<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/grwinding.com\/it\/avvolgimento-concentrato-e-avvolgimento-distribuito\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-dot-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119.033 8 8 119.033 8 256s111.033 248 248 248 248-111.033 248-248S392.967 8 256 8zm80 248c0 44.112-35.888 80-80 80s-80-35.888-80-80 35.888-80 80-80 80 35.888 80 80z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Avvolgimento concentrato e avvolgimento distribuito<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-inline-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/grwinding.com\/it\/armoniche-nei-trasformatori\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-dot-circle\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119.033 8 8 119.033 8 256s111.033 248 248 248 248-111.033 248-248S392.967 8 256 8zm80 248c0 44.112-35.888 80-80 80s-80-35.888-80-80 35.888-80 80-80 80 35.888 80 80z\"><\/path><\/svg>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Armoniche nel trasformatore<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Scopri di pi\u00f9 sulle armoniche nei trasformatori, comprese le loro cause, i loro effetti e come mitigarle con trasformatori con fattore K, filtri e considerazioni di progettazione.<\/p>","protected":false},"author":4,"featured_media":4405,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[7],"tags":[],"class_list":["post-4404","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/posts\/4404","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/comments?post=4404"}],"version-history":[{"count":23,"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/posts\/4404\/revisions"}],"predecessor-version":[{"id":6776,"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/posts\/4404\/revisions\/6776"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/media\/4405"}],"wp:attachment":[{"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/media?parent=4404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/categories?post=4404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/grwinding.com\/it\/wp-json\/wp\/v2\/tags?post=4404"}],"curies":[{"name":"scrivere","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}