{"id":18018,"date":"2026-06-09T13:39:07","date_gmt":"2026-06-09T13:39:07","guid":{"rendered":"https:\/\/hitachi-industrial.eu\/?p=18018"},"modified":"2026-07-23T10:21:16","modified_gmt":"2026-07-23T10:21:16","slug":"oil-free-air-food-industry","status":"publish","type":"post","link":"https:\/\/hitachi-industrial.eu\/fr\/blog\/2026\/06\/09\/oil-free-air-food-industry","title":{"rendered":"Compressed Air Food Industry"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"18018\" class=\"elementor elementor-18018\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a7ac51 e-flex e-con-boxed e-con e-parent\" data-id=\"1a7ac51\" 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-de730ea elementor-widget elementor-widget-html\" data-id=\"de730ea\" data-element_type=\"widget\" data-e-type=\"widget\" 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====================== HERO ====================== -->\n  <header class=\"hcs-hero\">\n    <div class=\"hcs-wrap\">\n      <div class=\"hcs-eyebrow\"><\/div>\n      <div class=\"hcs-over is-light\">Oil-free air<\/div>\n      <h1>Hitachi technology for safer, <em>more efficient<\/em> food production.<\/h1>\n      <p class=\"hcs-lead\">When a leading confectionery manufacturer set out to modernize its compressor room, the brief was clear: deliver energy efficiency, process safety, and compressed air entirely free of contamination.<\/p>\n\n      <div class=\"hcs-meta\">\n        <div>\n          <h4>Sector<\/h4>\n          <p>Confectionery manufacturing<\/p>\n        <\/div>\n        <div>\n          <h4>Solution<\/h4>\n          <p>Sullair DSP55V \u00b7 55 kW VSD<\/p>\n        <\/div>\n        <div>\n          <h4>Air quality<\/h4>\n          <p>ISO 8573-1 Class 0 certified<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/header>\n\n  <!-- ====================== TRANSITION ====================== -->\n  <section class=\"hcs-section\">\n    <div class=\"hcs-wrap\">\n      <p class=\"hcs-prose hcs-rv\" style=\"font-size:19px;color:var(--hcs-ink);max-width:68ch;\">\n        Compressed air is a cornerstone of industrial processes, and in the food sector its quality is essential to guarantee the safety and purity of the finished product. For more than fifty years, Hitachi has designed and built oil-free screw compressors \u2014 an accumulated expertise that translates into consistently reliable machines and stable performance over time.\n      <\/p>\n\n      <div class=\"hcs-kicker hcs-rv\" style=\"margin-top:56px;\">The challenge<\/div>\n      <h2 class=\"hcs-h2 hcs-rv\">A necessary transition to more advanced technology<\/h2>\n\n      <div class=\"hcs-split\" style=\"margin-top:24px;\">\n        <div class=\"hcs-prose hcs-rv\">\n          <p>The production site in question was running on ageing lubricated compressors, with high maintenance costs and inefficient energy management. Just as critical, the quality of the compressed air was less stable than required \u2014 a serious concern for a food plant, where air must be free of contaminants, including trace residues of lubricant.<\/p>\n          <p>After a careful evaluation of the available alternatives, the customer chose a solution engineered around their new production requirements. The combination of Hitachi's Sullair oil-free technology and the technical expertise of the distributor \u2014 specialists in compressed-air systems \u2014 made it possible to build an installation that improved reliability while optimizing energy consumption.<\/p>\n        <\/div>\n        <div class=\"hcs-rv\">\n          <!-- BILD ERSETZEN: <img decoding=\"async\" src=\"...\" alt=\"Modernised compressor room\"> -->\n          <img decoding=\"async\" class=\"hcs-img\" src=\"https:\/\/hitachi-industrial.eu\/wp-content\/uploads\/2026\/06\/Case_Study_Sullair_Packaging_2-768x1024.jpg\" alt=\"Compressor room\">\n          <p class=\"hcs-cap\">The modernised compressor room \u2014 engineered ducting channels clean, temperature-controlled air through the installation.<\/p>\n        <\/div>\n      <\/div>\n\n      <div class=\"hcs-callout hcs-rv\" style=\"margin-top:46px;\">\n        The chosen unit was the <strong>Sullair DSP55V<\/strong>, a 55 kW variable-speed compressor designed to deliver air certified to <strong>Class 0 under ISO 8573-1<\/strong> \u2014 the international benchmark that confirms the absence of oil contamination, and a non-negotiable requirement for food manufacturing.\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ====================== WHY OIL-FREE ====================== -->\n  <section class=\"hcs-section\" style=\"background:var(--hcs-mist);\">\n    <div class=\"hcs-wrap\">\n      <div class=\"hcs-kicker hcs-rv\">Why it matters<\/div>\n      <h2 class=\"hcs-h2 hcs-rv\">Why oil-free matters in the food industry<\/h2>\n      <div class=\"hcs-prose hcs-rv\">\n        <p>Compressed air is an essential element of food processing, but the importance of its quality is often underestimated. A plant running lubricated compressors carries the risk of residues that could compromise product safety, while also demanding more frequent maintenance and additional filtration stages to separate oil particles.<\/p>\n        <p>Oil-free compressors remove this risk entirely, delivering clean, safe air that complies with the strictest standards. This technology is particularly valuable in applications such as:<\/p>\n      <\/div>\n\n      <div class=\"hcs-apps\">\n        <div class=\"hcs-app hcs-rv\">\n          <h4>Pneumatic conveying<\/h4>\n          <p>Handling of sensitive ingredients such as flour and cocoa without any risk of contamination.<\/p>\n        <\/div>\n        <div class=\"hcs-app hcs-rv\">\n          <h4>Packaging<\/h4>\n          <p>Sealing and wrapping of finished products without oil traces in the air stream.<\/p>\n        <\/div>\n        <div class=\"hcs-app hcs-rv\">\n          <h4>Industrial automation<\/h4>\n          <p>Operation of food-processing machinery in sterile, controlled production environments.<\/p>\n        <\/div>\n      <\/div>\n\n      <p class=\"hcs-prose hcs-rv\" style=\"margin-top:34px;\">\n        Beyond safety, a variable-speed oil-free system significantly reduces energy waste \u2014 an increasingly decisive factor for manufacturers pursuing sustainability goals and tighter cost control.\n      <\/p>\n    <\/div>\n  <\/section>\n\n  <!-- ====================== QUOTE ====================== -->\n  <section class=\"hcs-quote\">\n    <div class=\"hcs-wrap\">\n      <blockquote class=\"hcs-rv\">\n        <span class=\"mark\">\u201c<\/span>In a food plant, air is not a utility. It is an ingredient. Its purity is as important as that of every other element that reaches the production line.<span class=\"mark\">\u201d<\/span>\n      <\/blockquote>\n    <\/div>\n  <\/section>\n\n  <!-- ====================== SIX DIMENSIONS ====================== -->\n  <section class=\"hcs-section\">\n    <div class=\"hcs-wrap\">\n      <div class=\"hcs-kicker hcs-rv\">The results<\/div>\n      <h2 class=\"hcs-h2 hcs-rv\">What changed on the plant floor<\/h2>\n      <p class=\"hcs-prose hcs-rv\">The move to oil-free, variable-speed technology delivered tangible improvements across six dimensions \u2014 from product safety to environmental performance.<\/p>\n\n      <div class=\"hcs-grid6\">\n        <div class=\"hcs-dim hcs-rv\">\n          <div class=\"num\">01 \/ Purity<\/div>\n          <p class=\"sub\">Zero oil contamination<\/p>\n          <p>Air certified to ISO 8573-1 Class 0 eliminates any risk of lubricant residue reaching the product or the production environment.<\/p>\n        <\/div>\n        <div class=\"hcs-dim hcs-rv\">\n          <div class=\"num\">02 \/ Efficiency<\/div>\n          <p class=\"sub\">Superior energy efficiency<\/p>\n          <p>The variable-speed drive adjusts consumption to real production demand, cutting waste and lowering operating costs across the duty cycle.<\/p>\n        <\/div>\n        <div class=\"hcs-dim hcs-rv\">\n          <div class=\"num\">03 \/ Reliability<\/div>\n          <p class=\"sub\">Reduced maintenance<\/p>\n          <p>The Oil Mist Remover (OMR) keeps the gearbox clean and protected, reducing wear and extending compressor life.<\/p>\n        <\/div>\n        <div class=\"hcs-dim hcs-rv\">\n          <div class=\"num\">04 \/ Protection<\/div>\n          <p class=\"sub\">Moisture defence<\/p>\n          <p>The Motorised Isolation Valve (MIV) prevents moisture backflow when the compressor is off, safeguarding air quality.<\/p>\n        <\/div>\n        <div class=\"hcs-dim hcs-rv\">\n          <div class=\"num\">05 \/ Sustainability<\/div>\n          <p class=\"sub\">Lower environmental footprint<\/p>\n          <p>Zero oil combined with optimised energy consumption reduces environmental impact and limits CO\u2082 emissions.<\/p>\n        <\/div>\n        <div class=\"hcs-dim hcs-rv\">\n          <div class=\"num\">06 \/ Compliance<\/div>\n          <p class=\"sub\">Built for HACCP<\/p>\n          <p>Every design choice \u2014 materials, sealing, air-path architecture \u2014 is aligned with the hygiene requirements of modern food manufacturing.<\/p>\n        <\/div>\n      <\/div>\n\n      <div class=\"hcs-rv\" style=\"margin-top:40px;\">\n        <!-- BILD ERSETZEN -->\n       <img decoding=\"async\" class=\"hcs-img\" src=\"https:\/\/hitachi-industrial.eu\/wp-content\/uploads\/2026\/06\/Case_Study_Sullair_Packaging-3-1536x1152.jpg\" alt=\"\n        <p class=\"hcs-cap\">Multiple units configured for redundancy and load-following \u2014 with room to scale as production demand evolves.<\/p>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ====================== SPEC CARD ====================== -->\n  <section class=\"hcs-section\" style=\"background:var(--hcs-mist);\">\n    <div class=\"hcs-wrap\">\n      <div class=\"hcs-kicker hcs-rv\">The product<\/div>\n      <h2 class=\"hcs-h2 hcs-rv\">Sullair DSP compressors for every production need<\/h2>\n      <p class=\"hcs-prose hcs-rv\">Hitachi's Sullair DSP series is engineered to deliver maximum reliability and compressed-air purity in environments subject to strict hygiene requirements. The range covers power outputs from 22 kW to 240 kW, in both fixed- and variable-speed configurations, with air or water cooling to match any production context.<\/p>\n\n      <div class=\"hcs-spec hcs-rv\" style=\"margin-top:36px;\">\n        <div class=\"hcs-spec-left\">\n          <div class=\"model\">DSP<em>55V<\/em><\/div>\n          <div class=\"hcs-specs\">\n            <div><div class=\"k\">Power<\/div><div class=\"v\">55 kW<\/div><\/div>\n            <div><div class=\"k\">Flow rate<\/div><div class=\"v\">Up to 9.3 m\u00b3\/min<\/div><\/div>\n            <div><div class=\"k\">Pressure<\/div><div class=\"v\">7 bar<\/div><\/div>\n            <div><div class=\"k\">Air quality<\/div><div class=\"v\">ISO 8573-1 Class 0<\/div><\/div>\n          <\/div>\n        <\/div>\n        <div class=\"hcs-spec-right\">\n          <h3>The unit installed at the customer's plant<\/h3>\n          <p>The DSP55V is a variable-speed, air-cooled configuration capable of delivering up to 9.3 m\u00b3\/min at 7 bar. The airflow is modulated precisely to real plant demand, improving energy efficiency and operational stability across every shift.<\/p>\n        <\/div>\n      <\/div>\n\n      <p class=\"hcs-prose hcs-rv\" style=\"margin-top:40px;\">\n        DSP technology is distinguished by an advanced airend, developed to ensure durability and corrosion resistance. Among the engineering choices that define the platform:\n      <\/p>\n\n      <div class=\"hcs-eng\">\n        <div class=\"hcs-eng-row hcs-rv\">\n          <h4>PTFE-free coating<\/h4>\n          <p>Proprietary surface treatment that improves wear resistance and delivers consistent performance over time.<\/p>\n        <\/div>\n        <div class=\"hcs-eng-row hcs-rv\">\n          <h4>Stainless-steel rotors<\/h4>\n          <p>Higher operating efficiency and resistance to elevated temperatures.<\/p>\n        <\/div>\n        <div class=\"hcs-eng-row hcs-rv\">\n          <h4>Extended service intervals<\/h4>\n          <p>An optimised design that reduces technical interventions and lowers lifetime management costs.<\/p>\n        <\/div>\n        <div class=\"hcs-eng-row hcs-rv\">\n          <h4>Hitachi permanent-magnet motor<\/h4>\n          <p>Engineered in-house to deliver best-in-class energy efficiency.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <!-- ====================== CLOSING ====================== -->\n  <section class=\"hcs-close\">\n    <div class=\"hcs-wrap\">\n      \n      <h2 class=\"hcs-rv\">The right compressed-air solution is decisive for efficiency, savings and product safety.<\/h2>\n      <p class=\"hcs-rv\">Every business has its own compressed-air requirements, and choosing the right solution is decisive for operational efficiency, energy savings, and product safety. With Hitachi's advanced technology, the customer has commissioned a compressed-air system aligned with the highest quality standards, optimising production processes while raising the sustainability profile of the plant.<\/p>\n      \n    <\/div>\n  <\/section>\n\n  <!-- ====================== FOOTER ====================== -->\n  <footer class=\"hcs-footer\">\n    \n  <\/footer>\n\n<\/div>\n\n<script>\n\/* Progressive enhancement: sanfte Einblend-Animation beim Scrollen.\n   Wird dieses Skript von WordPress entfernt, bleibt der Inhalt voll sichtbar. *\/\n(function(){\n  var root=document.currentScript&&document.currentScript.previousElementSibling;\n  if(!root||!root.classList||!root.classList.contains('hcs-root')){\n    root=document.querySelector('.hcs-root');\n  }\n  if(!root||!('IntersectionObserver' in window)){return;}\n  var els=root.querySelectorAll('.hcs-rv');\n  var io=new IntersectionObserver(function(entries){\n    entries.forEach(function(e){\n      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href='https:\/\/hitachi-industrial.eu\/fr\/blog\/2026\/07\/14\/stay-match-ready-your-compressors-summer-maintenance-game-plan\/' target=\"_self\"><div class=\"ue_p_title\">Stay Match Ready \u2014 your compressor's summer maintenance game plan<\/div><\/a><\/div>\n      \t\n                      \n       \n        <div class=\"ue-meta-data\">\n            \n    <div class=\"ue-grid-item-meta-data\"><span class=\"ue-grid-item-meta-data-icon\"><i class=''><\/i><\/span>  14.07.2026<\/div>            \t    \n                \n        \n\t\n                \n                \n                \n                \n    \t\t\t\n      \n            \n  <\/div>\t\n           \n                 \n                            \n                                  \n     <\/div>                      \n           <div class=\"uc_post_button\">\n        \n        <a class=\"uc_more_btn \" target=\"_blank\" 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loading=\"lazy\" decoding=\"async\" src=\"https:\/\/hitachi-industrial.eu\/wp-content\/uploads\/2026\/07\/Compressor_Closed_Carousel_Mood_Drilling-768x768.webp\"  src=\"https:\/\/hitachi-industrial.eu\/wp-content\/uploads\/2026\/07\/Compressor_Closed_Carousel_Mood_Drilling-768x768.webp\" alt=\"Compressor_Closed_Carousel_Mood_Drilling\" width=\"768\" height=\"768\">\n       <div class=\"uc_post_image_overlay\"><\/div>\n     <\/div>\n    <\/a>\n   \n  <div class=\"uc_content\">\n    <div class=\"uc_content_inner\">\n      <div class=\"uc_content-info-wrapper\" >\n        \n\n               \n               \n        \t<div class=\"ue-grid-item-category\">              \n                            \t<a href=\"javascript:void(0);\"><\/a>\n                            \n        \t<\/div>\n        \t\n      \n              \n\n            \t\t\t<div class=\"uc_post_title\"><a class=\"\" href='https:\/\/hitachi-industrial.eu\/fr\/blog\/2026\/07\/07\/compressed-air-in-africas-mining-evolution\/' target=\"_self\"><div class=\"ue_p_title\">Drilling into the Future: Why Compressed Air is Central to Africa's Mining Evolution<\/div><\/a><\/div>\n      \t\n                      \n       \n        <div class=\"ue-meta-data\">\n            \n    <div class=\"ue-grid-item-meta-data\"><span class=\"ue-grid-item-meta-data-icon\"><i class=''><\/i><\/span>  07.07.2026<\/div>            \t    \n                \n        \n\t\n                \n                \n                \n                \n    \t\t\t\n      \n            \n  <\/div>\t\n           \n                 \n                            \n                                  \n     <\/div>                      \n           <div class=\"uc_post_button\">\n        \n        <a class=\"uc_more_btn \" target=\"_blank\" 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decoding=\"async\" src=\"https:\/\/hitachi-industrial.eu\/wp-content\/uploads\/2025\/06\/About-Us_Header_Responsive-768x486.webp\"  src=\"https:\/\/hitachi-industrial.eu\/wp-content\/uploads\/2025\/06\/About-Us_Header_Responsive-768x486.webp\" alt=\"Two people shaking hands with the focus on the right person, who wears a t-shirt wit a Hitachi logo.\" width=\"768\" height=\"486\">\n       <div class=\"uc_post_image_overlay\"><\/div>\n     <\/div>\n    <\/a>\n   \n  <div class=\"uc_content\">\n    <div class=\"uc_content_inner\">\n      <div class=\"uc_content-info-wrapper\" >\n        \n\n               \n               \n        \t<div class=\"ue-grid-item-category\">              \n                            \t<a href=\"javascript:void(0);\">Announcement<\/a>\n                            \n        \t<\/div>\n        \t\n      \n              \n\n            \t\t\t<div class=\"uc_post_title\"><a class=\"\" href='https:\/\/hitachi-industrial.eu\/fr\/blog\/2025\/07\/15\/hitachi-invests-in-uk-company-developing-liquid-air-energy-storage-solutions\/' target=\"_self\"><div class=\"ue_p_title\">Hitachi invests in UK company developing liquid air energy storage solutions<\/div><\/a><\/div>\n      \t\n                      \n       \n        <div class=\"ue-meta-data\">\n            \n    <div class=\"ue-grid-item-meta-data\"><span class=\"ue-grid-item-meta-data-icon\"><i class=''><\/i><\/span>  15.07.2025<\/div>            \t    \n                \n        \n\t\n                \n                \n                \n                \n    \t\t\t\n      \n            \n  <\/div>\t\n           \n                 \n                            \n                                  \n     <\/div>                      \n           <div class=\"uc_post_button\">\n        \n        <a class=\"uc_more_btn \" target=\"_blank\" 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