{"id":3050,"date":"2022-01-17T08:40:19","date_gmt":"2022-01-17T07:40:19","guid":{"rendered":"https:\/\/alteko.cz\/manufacturing-programme\/centrifugal-fans\/centrifugal-fans-with-belt-drive-rfc-pr\/"},"modified":"2025-06-03T10:59:17","modified_gmt":"2025-06-03T08:59:17","slug":"rfu-centrifugal-fans-with-direct-drive-ac-or-ec","status":"publish","type":"page","link":"https:\/\/alteko.cz\/en\/manufacturing-programme\/centrifugal-fans\/rfu-centrifugal-fans-with-direct-drive-ac-or-ec\/","title":{"rendered":"RFU centrifugal fans with direct-drive AC or EC motors"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container about-image1 about-image2 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-background-position:right center;--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:60px;--awb-padding-bottom:60px;--awb-margin-top:0px;--awb-margin-bottom:0px;--awb-margin-top-medium:50px;--awb-margin-bottom-medium:50px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column fusion-flex-align-self-center\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:50px;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:50px;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\" style=\"--awb-font-size:18px;--awb-text-transform:none;\"><p>State-of-the-art square-frame fans featuring flexible mounting positions, multiple airflow directions and connections for both square and circular ductwork. <strong>Capable of handling airflow volumes from 300 to 28,000 m3\/h under static pressures of up to 2,500 Pa.<\/strong><\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-space-between fusion-content-layout-row\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-three\" style=\"--awb-text-color:rgba(0,0,0,0.39);--awb-margin-top:0px;--awb-margin-bottom:30px;--awb-font-size:24px;\"><h3 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;font-size:1em;\">Essential characteristics:<\/h3><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:3.84%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:3.84%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><ul style=\"--awb-line-height:27.2px;--awb-icon-width:27.2px;--awb-icon-height:27.2px;--awb-icon-margin:11.2px;--awb-content-margin:38.4px;--awb-circlecolor:var(--awb-color6);--awb-circle-yes-font-size:14.08px;\" class=\"fusion-checklist fusion-checklist-1 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong><span style=\"font-size: medium;\">Maximum airflow temperature: <\/span><\/strong><\/p>\n<ul>\n<li>Up to 80&nbsp;\u00b0C for AC motor versions and 50&nbsp;\u00b0C for EC motor versions<\/li>\n<\/ul>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Design:<\/strong><\/p>\n<ul>\n<li>For use in non-explosive atmospheres, available with AC or EC motors<\/li>\n<li>For use in Zone 1 explosive atmospheres, available with an AC motor<\/li>\n<\/ul>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong><span style=\"font-size: medium;\">Material: <\/span><\/strong><\/p>\n<ul>\n<li>Galvanised sheet steel (Z)<\/li>\n<li>Galvanised sheet steel with enamel coating (E)<\/li>\n<li>Stainless steel: AKV1 for food processing, AKV2 for chemical applications (AKV stands for austenitic stainless steel)<\/li>\n<\/ul>\n<p><a href=\"\/wp-content\/uploads\/2023\/06\/Material-a-pouzite-komponenty.pdf\" target=\"_blank\" rel=\"noopener\"><strong>Materials and components used<\/strong><\/a><\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\"><strong><span style=\"font-size: medium;\">Size range:<\/span><\/strong><\/p>\n<ul>\n<li>225, 250, 280, 315, 355, 400, 450, 500, 560, 630<\/li>\n<\/ul>\n<p><a href=\"\/wp-content\/uploads\/2023\/06\/RFU_rozmery.pdf\" target=\"_blank\" rel=\"noopener\"><strong>RFU dimensions<\/strong><\/a><\/div><\/li><\/ul><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:3.84%;--awb-width-medium:50%;--awb-order-medium:0;--awb-spacing-right-medium:3.84%;--awb-spacing-left-medium:3.84%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><ul style=\"--awb-line-height:27.2px;--awb-icon-width:27.2px;--awb-icon-height:27.2px;--awb-icon-margin:11.2px;--awb-content-margin:38.4px;--awb-circlecolor:var(--awb-color6);--awb-circle-yes-font-size:14.08px;\" class=\"fusion-checklist fusion-checklist-2 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">AC and EC motor variants located outside the airflow path<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">For standard atmospheres: frequency inverter-controlled AC motors or EC motors.<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">For explosive atmospheres: Ex-rated AC motor with frequency inverter<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">Composite impeller with backwards-curved blades<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">The housing is fully symmetrical, allowing universal installation without left\/right orientation.<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">Extensive accessory options available: refer to <strong><a href=\"\/wp-content\/uploads\/2023\/06\/obrazky-prislusenstvi.pdf\" target=\"_blank\" rel=\"noopener\">Accessories<\/a><\/strong><\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-angle-right fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">Multiple installation options: refer to <strong><a href=\"\/wp-content\/uploads\/2023\/06\/varianty_instalace.pdf\" target=\"_blank\" rel=\"noopener\">Standard Installation Types<\/a><\/strong><\/div><\/li><\/ul><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:50px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"awb-gallery-wrapper awb-gallery-wrapper-1 button-span-no\"><div style=\"margin:-10px;--awb-bordersize:0px;\" class=\"fusion-gallery fusion-gallery-container fusion-grid-4 fusion-columns-total-7 fusion-gallery-layout-grid fusion-gallery-1\"><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-4 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8764.jpg\" data-title=\"DSC_8764\" title=\"DSC_8764\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8764.jpg\" width=\"1224\" height=\"817\" alt=\"\" title=\"DSC_8764\" aria-label=\"DSC_8764\" class=\"img-responsive wp-image-4077\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8764-200x133.jpg 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8764-400x267.jpg 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8764-600x400.jpg 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8764-800x534.jpg 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8764-1200x801.jpg 1200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8764.jpg 1224w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-4 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/manipulacni-zaves.jpg\" data-title=\"handling hinge\" title=\"handling hinge\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/manipulacni-zaves.jpg\" width=\"659\" height=\"1517\" alt=\"\" title=\"handling hinge\" aria-label=\"handling hinge\" class=\"img-responsive wp-image-4079\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/manipulacni-zaves-200x460.jpg 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/manipulacni-zaves-400x921.jpg 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/manipulacni-zaves-600x1381.jpg 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/manipulacni-zaves.jpg 659w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-4 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8752.jpg\" data-title=\"DSC_8752\" title=\"DSC_8752\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8752.jpg\" width=\"1224\" height=\"817\" alt=\"\" title=\"DSC_8752\" aria-label=\"DSC_8752\" class=\"img-responsive wp-image-4081\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8752-200x133.jpg 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8752-400x267.jpg 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8752-600x400.jpg 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8752-800x534.jpg 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8752-1200x801.jpg 1200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8752.jpg 1224w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-4 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8800.jpg\" data-title=\"DSC_8800\" title=\"DSC_8800\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8800.jpg\" width=\"1224\" height=\"817\" alt=\"\" title=\"DSC_8800\" aria-label=\"DSC_8800\" class=\"img-responsive wp-image-4083\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8800-200x133.jpg 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8800-400x267.jpg 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8800-600x400.jpg 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8800-800x534.jpg 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8800-1200x801.jpg 1200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC_8800.jpg 1224w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div class=\"clearfix\"><\/div><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-4 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960.jpg\" data-title=\"_DSC6960\" title=\"_DSC6960\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960.jpg\" width=\"1000\" height=\"1000\" alt=\"\" title=\"_DSC6960\" aria-label=\"_DSC6960\" class=\"img-responsive wp-image-4085\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960-200x200.jpg 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960-400x400.jpg 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960-600x600.jpg 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960-800x800.jpg 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960.jpg 1000w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-4 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960BH1.jpg\" data-title=\"_DSC6960BH1\" title=\"_DSC6960BH1\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960BH1.jpg\" width=\"1000\" height=\"1000\" alt=\"\" title=\"_DSC6960BH1\" aria-label=\"_DSC6960BH1\" class=\"img-responsive wp-image-4087\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960BH1-200x200.jpg 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960BH1-400x400.jpg 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960BH1-600x600.jpg 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960BH1-800x800.jpg 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960BH1.jpg 1000w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-4 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960B-scaled.jpg\" data-title=\"_DSC6960B\" title=\"_DSC6960B\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_1]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960B-scaled.jpg\" width=\"2560\" height=\"2560\" alt=\"\" title=\"_DSC6960B\" aria-label=\"_DSC6960B\" class=\"img-responsive wp-image-4139\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960B-200x200.jpg 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960B-400x400.jpg 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960B-600x600.jpg 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960B-800x800.jpg 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960B-1200x1200.jpg 1200w, https:\/\/alteko.cz\/wp-content\/uploads\/2023\/06\/DSC6960B-scaled.jpg 2560w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 856px) 293px, (min-width: 784px) 390px, (min-width: 712px) 585px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:100px;--awb-padding-bottom:100px;--awb-margin-top-medium:50px;--awb-background-color:#ffffff;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_1_1 1_1 fusion-flex-column fusion-flex-align-self-center\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:20px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-two title-line\" style=\"--awb-text-color:#000000;--awb-margin-bottom:25px;\"><h2 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;\">Performance characteristics<\/h2><\/div><div class=\"awb-gallery-wrapper awb-gallery-wrapper-2 button-span-no\"><div style=\"margin:-10px;--awb-bordersize:0px;\" class=\"fusion-gallery fusion-gallery-container fusion-grid-2 fusion-columns-total-3 fusion-gallery-layout-grid fusion-gallery-2 galleryFix\"><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-2 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor.png\" data-title=\"RFU AC engine\" title=\"RFU AC engine\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_2]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor.png\" width=\"965\" height=\"509\" alt=\"\" title=\"RFU AC engine\" aria-label=\"RFU AC engine\" class=\"img-responsive wp-image-4273\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-200x105.png 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-400x211.png 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-600x316.png 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-800x422.png 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor.png 965w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 712px) 595px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div class=\"clearfix\"><\/div><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-2 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-bez-FM.png\" data-title=\"RFU AC motor bez FM\" title=\"RFU AC motor bez FM\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_2]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-bez-FM.png\" width=\"950\" height=\"502\" alt=\"\" title=\"RFU AC motor bez FM\" aria-label=\"RFU AC motor bez FM\" class=\"img-responsive wp-image-4275\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-bez-FM-200x106.png 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-bez-FM-400x211.png 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-bez-FM-600x317.png 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-bez-FM-800x423.png 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-AC-motor-bez-FM.png 950w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 712px) 595px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div style=\"padding:10px;\" class=\"fusion-grid-column fusion-gallery-column fusion-gallery-column-2 hover-type-none\"><div class=\"fusion-gallery-image\"><a href=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-EC-motor.png\" data-title=\"RFU EC engine\" title=\"RFU EC engine\" rel=\"noreferrer\" data-rel=\"iLightbox[gallery_image_2]\" class=\"fusion-lightbox\" target=\"_self\"><img decoding=\"async\" src=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-EC-motor.png\" width=\"942\" height=\"465\" alt=\"\" title=\"RFU EC engine\" aria-label=\"RFU EC engine\" class=\"img-responsive wp-image-4277\" srcset=\"https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-EC-motor-200x99.png 200w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-EC-motor-400x197.png 400w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-EC-motor-600x296.png 600w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-EC-motor-800x395.png 800w, https:\/\/alteko.cz\/wp-content\/uploads\/2024\/03\/RFU-EC-motor.png 942w\" sizes=\"(min-width: 2200px) 100vw, (min-width: 712px) 595px, (min-width: 640px) 712px, \" \/><\/a><\/div><\/div><div class=\"clearfix\"><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container fusion-parallax-none nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:80px;--awb-padding-right:50px;--awb-padding-bottom:80px;--awb-padding-left:50px;--awb-padding-top-medium:40px;--awb-padding-bottom-medium:40px;--awb-padding-right-small:30px;--awb-padding-left-small:30px;--awb-margin-top:0px;--awb-background-image:url(&quot;http:\/\/alteko.cz\/wp-content\/uploads\/2021\/05\/bckParallax-2.jpg&quot;);--awb-background-size:cover;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-6 fusion_builder_column_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2.88%;--awb-width-medium:66.666666666667%;--awb-order-medium:0;--awb-spacing-right-medium:0px;--awb-spacing-left-medium:0px;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-text fusion-title-size-two title-line\" style=\"--awb-text-color:#000000;\"><h2 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;\">References and documents<\/h2><\/div><div class=\"fusion-text fusion-text-2\"><p>Take a&nbsp;look at our completed projects. We have extensive experience in implementing <strong>HVAC, ventilation, air extraction and cooling projects<\/strong> and in many other areas. Documents are also available for download.<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_1_3 1_3 fusion-flex-column fusion-flex-align-self-center cta-button\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:5.76%;--awb-width-medium:33.333333333333%;--awb-order-medium:0;--awb-spacing-right-medium:5.76%;--awb-spacing-left-medium:5.76%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"md-text-align-left sm-text-align-left\" style=\"text-align:center;\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-1 fusion-button-default-span fusion-button-default-type\" target=\"_self\" href=\"https:\/\/alteko.cz\/en\/references\/\"><span class=\"fusion-button-text awb-button__text awb-button__text--default\">Show our projects<\/span><\/a><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;margin-bottom:20px;width:100%;\"><\/div><div class=\"md-text-align-left sm-text-align-left\" style=\"text-align:center;\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-2 fusion-button-default-span fusion-button-default-type\" target=\"_self\" href=\"https:\/\/alteko.cz\/en\/download\/#radVentRFU\"><span class=\"fusion-button-text awb-button__text awb-button__text--default\">Show files<\/span><\/a><\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":3,"featured_media":0,"parent":2966,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"footnotes":""},"class_list":["post-3050","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - 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