{"id":2164,"date":"2026-02-13T15:47:45","date_gmt":"2026-02-13T07:47:45","guid":{"rendered":"https:\/\/zmgs-global.com\/?p=2164"},"modified":"2026-02-26T11:12:39","modified_gmt":"2026-02-26T03:12:39","slug":"what-is-a-fixed-capacitor-bank","status":"publish","type":"post","link":"https:\/\/zmgs-global.com\/pt\/what-is-a-fixed-capacitor-bank.html","title":{"rendered":"O que \u00e9 um banco de condensadores fixo?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2164\" class=\"elementor elementor-2164\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ab9d499 e-flex e-con-boxed e-con e-parent\" data-id=\"ab9d499\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d64ef95 elementor-widget elementor-widget-text-editor\" data-id=\"d64ef95\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Power factor correction comes in different flavors. Some systems adjust automatically based on changing conditions. Others\u2014the fixed variety\u2014take a simpler approach. A <a href=\"https:\/\/zmgs-global.com\/pt\/products\/\"><strong>fixed capacitor bank<\/strong><\/a> delivers a constant amount of reactive power compensation, regardless of what the load is doing at any given moment.<\/p><p>The concept is pretty straightforward. Connect a predetermined amount of capacitance to the electrical system, and it stays connected. No fancy controllers, no switching logic, no automatic adjustments. Just steady, reliable compensation.<\/p><p>This simplicity has its place. Not every facility needs sophisticated automatic systems. For applications with consistent, predictable loads, a fixed capacitor bank often makes more sense than more complex alternatives. Cheaper to buy, easier to install, less that can go wrong.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-41a2011 elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"41a2011\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"432\" src=\"https:\/\/zmgs-global.com\/wp-content\/uploads\/2025\/07\/capacitor-bank061-e1770104994539.webp\" class=\"attachment-full size-full wp-image-62\" alt=\"banco de condensadores\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c087ac elementor-widget elementor-widget-heading\" data-id=\"0c087ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u00cdndice<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/zmgs-global.com\/pt\/what-is-a-fixed-capacitor-bank.html\/#How_a_Fixed_Capacitor_Bank_Works\" >How a Fixed Capacitor Bank Works<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/zmgs-global.com\/pt\/what-is-a-fixed-capacitor-bank.html\/#Components_Inside_a_Fixed_Capacitor_Bank\" >Components Inside a Fixed Capacitor Bank<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/zmgs-global.com\/pt\/what-is-a-fixed-capacitor-bank.html\/#Where_Fixed_Capacitor_Bank_Installations_Make_Sense\" >Where Fixed Capacitor Bank Installations Make Sense<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/zmgs-global.com\/pt\/what-is-a-fixed-capacitor-bank.html\/#Advantages_of_Choosing_a_Fixed_Capacitor_Bank\" >Advantages of Choosing a Fixed Capacitor Bank<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/zmgs-global.com\/pt\/what-is-a-fixed-capacitor-bank.html\/#Sizing_a_Fixed_Capacitor_Bank_Correctly\" >Sizing a Fixed Capacitor Bank Correctly<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/zmgs-global.com\/pt\/what-is-a-fixed-capacitor-bank.html\/#Installation_Considerations\" >Installation Considerations<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/zmgs-global.com\/pt\/what-is-a-fixed-capacitor-bank.html\/#FAQ\" >FAQ<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"How_a_Fixed_Capacitor_Bank_Works\"><\/span>How a Fixed Capacitor Bank Works<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-137cd63 elementor-widget elementor-widget-text-editor\" data-id=\"137cd63\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The operating principle couldn&#8217;t be simpler, really.<\/p><p>Capacitors store electrical energy in an electric field. When connected to an AC power system, they supply reactive power (measured in kVAr) that offsets the reactive power demanded by inductive loads like motors and transformers.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6186432 elementor-widget elementor-widget-heading\" data-id=\"6186432\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">The Compensation Effect<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3f4732 elementor-widget elementor-widget-text-editor\" data-id=\"f3f4732\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Inductive loads draw lagging current\u2014current that lags behind voltage. This creates poor power factor. Capacitors draw leading current. When properly sized, the leading current from capacitors cancels out some or all of the lagging current from inductive equipment.<\/p><p>The result? Less reactive current flowing through the electrical system. Better power factor. Lower losses. Reduced utility bills in many cases.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d2f32f elementor-widget elementor-widget-heading\" data-id=\"0d2f32f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Fixed Versus Stepped Operation<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a2ff8a3 elementor-widget elementor-widget-text-editor\" data-id=\"a2ff8a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Unlike automatic power factor correction systems that switch capacitor stages on and off, a fixed capacitor bank has only two states: connected or disconnected. Once energized, it provides the same compensation continuously until someone turns it off.<\/p><p>This works well when the reactive power demand stays relatively constant. Problems can arise when loads vary significantly\u2014but more on that later.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1cc6630 elementor-widget elementor-widget-heading\" data-id=\"1cc6630\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Components_Inside_a_Fixed_Capacitor_Bank\"><\/span>Components Inside a Fixed Capacitor Bank<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bcd742e elementor-widget elementor-widget-text-editor\" data-id=\"bcd742e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<table><tbody><tr><td><p><strong><b>Component<\/b><\/strong><\/p><\/td><td><p><strong><b>Purpose<\/b><\/strong><\/p><\/td><td><p><strong><b>Typical Specifications<\/b><\/strong><\/p><\/td><\/tr><tr><td><p>Power Capacitors<\/p><\/td><td><p>Provide reactive power<\/p><\/td><td><p>Rated in kVAr, specific voltage class<\/p><\/td><\/tr><tr><td><p>Fuses or MCBs<\/p><\/td><td><p>Overcurrent protection<\/p><\/td><td><p>Sized for capacitor inrush and steady-state current<\/p><\/td><\/tr><tr><td><p>Discharge Resistors<\/p><\/td><td><p>Safely discharge stored energy<\/p><\/td><td><p>Reduce voltage to safe levels within minutes<\/p><\/td><\/tr><tr><td><p>Contactors or Switches<\/p><\/td><td><p>Connect\/disconnect from supply<\/p><\/td><td><p>Rated for capacitive switching duty<\/p><\/td><\/tr><tr><td><p>Enclosure<\/p><\/td><td><p>Physical protection<\/p><\/td><td><p>NEMA or IP rated for environment<\/p><\/td><\/tr><tr><td><p>Bus Bars<\/p><\/td><td><p>Internal connections<\/p><\/td><td><p>Copper or aluminum, properly sized<\/p><\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1326550 elementor-widget elementor-widget-text-editor\" data-id=\"1326550\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Some installations also include:<\/p><ul><li>Surge arresters for transient protection<\/li><li>Indicating lights showing operational status<\/li><li>Current transformers for monitoring<\/li><li>Detuning reactors if harmonics are present<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0a05462 elementor-widget elementor-widget-heading\" data-id=\"0a05462\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Where_Fixed_Capacitor_Bank_Installations_Make_Sense\"><\/span>Where Fixed Capacitor Bank Installations Make Sense<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13774fb elementor-widget elementor-widget-heading\" data-id=\"13774fb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Stable Industrial Loads<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a9f5aac elementor-widget elementor-widget-text-editor\" data-id=\"a9f5aac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Manufacturing processes that run continuously at consistent levels are ideal candidates. A factory running the same motors at the same speeds around the clock doesn&#8217;t need automatic adjustment. Fixed compensation handles this perfectly.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6188a89 elementor-widget elementor-widget-heading\" data-id=\"6188a89\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Individual Motor Correction<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51fa973 elementor-widget elementor-widget-text-editor\" data-id=\"51fa973\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Sometimes\u00a0LV capacitor banks\u00a0are installed right at the motor terminals. This provides power factor correction at the source, reducing current through all upstream cables and equipment. Since individual motors typically run at consistent loads, fixed compensation\u2014often delivered by such an\u00a0<a href=\"https:\/\/zmgs-global.com\/pt\/products\/low-voltage-power-capacitor\/\"><strong>LV capacitor bank<\/strong><\/a>\u2014works well here.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c73d93 elementor-widget elementor-widget-heading\" data-id=\"8c73d93\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Transformer Compensation<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29a992e elementor-widget elementor-widget-text-editor\" data-id=\"29a992e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Power transformers consume reactive power even when lightly loaded. Installing a fixed capacitor bank sized for the transformer&#8217;s magnetizing current provides base-level compensation that&#8217;s always appropriate.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42e8b5a elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"42e8b5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/zmgs-global.com\/wp-content\/uploads\/2025\/09\/Reactive-Power-Compensation-Controller.webp\" class=\"attachment-full size-full wp-image-1990\" alt=\"Controlador de compensa\u00e7\u00e3o de pot\u00eancia reactiva\" srcset=\"https:\/\/zmgs-global.com\/wp-content\/uploads\/2025\/09\/Reactive-Power-Compensation-Controller.webp 800w, https:\/\/zmgs-global.com\/wp-content\/uploads\/2025\/09\/Reactive-Power-Compensation-Controller-150x150.webp 150w, https:\/\/zmgs-global.com\/wp-content\/uploads\/2025\/09\/Reactive-Power-Compensation-Controller-768x768.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8732782 elementor-widget elementor-widget-heading\" data-id=\"8732782\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Advantages_of_Choosing_a_Fixed_Capacitor_Bank\"><\/span>Advantages of Choosing a Fixed Capacitor Bank<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5600dc2 elementor-widget elementor-widget-text-editor\" data-id=\"5600dc2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Why go with fixed compensation? Several reasons stand out.<\/p><ol><li>Lower initial cost compared to automatic systems<\/li><li>Simpler installation with fewer components<\/li><li>Reduced maintenance requirements<\/li><li>No control system to configure or troubleshoot<\/li><li>Higher reliability due to fewer moving parts<\/li><li>Longer service life when properly applied<\/li><li>No controller failures to worry about<\/li><\/ol><p>There&#8217;s something to be said for simplicity. Automatic systems offer more flexibility, true. But that flexibility comes with complexity, and complexity means more potential failure points.<\/p><p>For the right application, a fixed capacitor bank represents the most cost-effective solution. Spending money on automatic features that aren&#8217;t needed doesn&#8217;t make much sense.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-134c549 elementor-widget elementor-widget-heading\" data-id=\"134c549\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Sizing_a_Fixed_Capacitor_Bank_Correctly\"><\/span>Sizing a Fixed Capacitor Bank Correctly<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fe4b984 elementor-widget elementor-widget-text-editor\" data-id=\"fe4b984\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Getting the size right matters considerably. Too small, and power factor doesn&#8217;t improve enough. Too large, and overcorrection problems emerge.<\/p><p>The basic approach involves:<\/p><ol><li>Measuring existing reactive power demand (kVAr)<\/li><li>Determining the target power factor<\/li><li>Calculating required compensation<\/li><li>Selecting standard capacitor sizes that meet the need<\/li><li>Allowing some margin for load variation<\/li><\/ol><p>For fixed installations, it&#8217;s generally better to size slightly conservatively. A bit of remaining lagging power factor causes fewer problems than overcorrection.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-926650b elementor-widget elementor-widget-heading\" data-id=\"926650b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"Installation_Considerations\"><\/span>Installation Considerations<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e70ea7 elementor-widget elementor-widget-text-editor\" data-id=\"4e70ea7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Putting in a fixed capacitor bank requires attention to several factors.<\/p><p>Location matters. The bank should be:<\/p><ul><li>Near the loads being compensated when possible<\/li><li>In a well-ventilated area<\/li><li>Protected from extreme temperatures<\/li><li>Accessible for inspection and maintenance<\/li><li>Away from heat sources<\/li><\/ul><p>Electrical considerations include proper protection sizing, appropriate cable ratings (capacitor circuits often carry more current than expected), and compliance with applicable codes. The switching device must be rated for capacitive duty\u2014regular contactors or breakers may not handle the inrush current properly.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11b2514 elementor-widget elementor-widget-heading\" data-id=\"11b2514\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<span class=\"ez-toc-section-end\"><\/span><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c7df720 elementor-widget elementor-widget-n-accordion\" data-id=\"c7df720\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Acorde\u00e3o. Abrir liga\u00e7\u00f5es com Enter ou Espa\u00e7o, fechar com Escape e navegar com Setas\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2090\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-2090\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> Can a fixed capacitor bank be used with variable frequency drives? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2090\" class=\"elementor-element elementor-element-a0e081e e-con-full e-flex e-con e-child\" data-id=\"a0e081e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8a93b0d elementor-widget elementor-widget-text-editor\" data-id=\"8a93b0d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Using fixed capacitors with VFDs requires caution. VFDs generate harmonic currents that can damage standard capacitors and cause resonance problems. If VFDs are present, detuned reactors should be added to protect the capacitor bank, or the bank should be installed upstream of VFD inputs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2091\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2091\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> What happens if a fixed capacitor bank is oversized? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2091\" class=\"elementor-element elementor-element-45bc552 e-con-full e-flex e-con e-child\" data-id=\"45bc552\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ee37a8c elementor-widget elementor-widget-text-editor\" data-id=\"ee37a8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Oversizing leads to overcorrection\u2014a leading power factor condition. This can cause elevated voltage levels throughout the facility, potential damage to sensitive equipment, and penalties from some utilities. Severe overcorrection might even trigger protective relays.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-2092\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-2092\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> How long does a fixed capacitor bank typically last? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-2092\" class=\"elementor-element elementor-element-01aa4f2 e-con-full e-flex e-con e-child\" data-id=\"01aa4f2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b3d1032 elementor-widget elementor-widget-text-editor\" data-id=\"b3d1032\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Properly applied fixed capacitor banks commonly last 12 to 20 years. Lifespan depends heavily on operating conditions\u2014voltage stress, harmonic exposure, temperature, and switching frequency all affect longevity. Quality of the original equipment matters too.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\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":"Power factor correction comes in different flavors. Some systems adjust automatically based on changing conditions. Others\u2014the fixed variety\u2014take a simpler approach. A fixed capacitor bank delivers a constant amount of reactive power compensation, regardless of what the load is doing at any given moment. The concept is pretty straightforward. Connect a predetermined amount of capacitance [&hellip;]","protected":false},"author":8,"featured_media":62,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2164","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/posts\/2164","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/comments?post=2164"}],"version-history":[{"count":0,"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/posts\/2164\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/media\/62"}],"wp:attachment":[{"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/media?parent=2164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/categories?post=2164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zmgs-global.com\/pt\/wp-json\/wp\/v2\/tags?post=2164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}