{"product_id":"r3g500-fa28-03-ebm-papst-ec-centrifugal-fan-285kw-high-efficiency-cooling-400v","title":"R3G500-FA28-03 | ebm-papst EC Centrifugal Fan | 2.85kW High-Efficiency Cooling | 400V","description":"\u003cdiv class=\"ebmpapst-fan-product-page\"\u003e\n\u003cdiv class=\"product-hero\"\u003e\n\u003ch1\u003eebm-papst R3G500-FA28-03 EC Centrifugal Cooling Fan\u003c\/h1\u003e\n\u003cp class=\"subtitle\"\u003eA high-efficiency, intelligent EC centrifugal fan engineered for demanding industrial cooling applications where precise control, energy savings, and high static pressure are critical.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"key-benefits-section\"\u003e\n\u003ch2\u003eCore Advantages of EC Technology\u003c\/h2\u003e\n\u003cdiv class=\"benefits-grid\"\u003e\n\u003cdiv class=\"benefit-card\"\u003e\n\u003cdiv class=\"benefit-icon\"\u003e⚡\u003c\/div\u003e\n\u003ch3\u003eSuperior Energy Efficiency\u003c\/h3\u003e\n\u003cp\u003eThe integrated EC (Electronically Commutated) motor delivers exceptional efficiency across the entire speed range, significantly reducing operational costs compared to traditional AC fans.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-card\"\u003e\n\u003cdiv class=\"benefit-icon\"\u003e🎛️\u003c\/div\u003e\n\u003ch3\u003ePrecise \u0026amp; Intelligent Control\u003c\/h3\u003e\n\u003cp\u003eBuilt-in speed controller supports analog (0-10V), PWM, or bus communication (e.g., Modbus) for seamless, responsive integration into automated cooling systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"benefit-card\"\u003e\n\u003cdiv class=\"benefit-icon\"\u003e💨\u003c\/div\u003e\n\u003ch3\u003eHigh-Pressure Cooling Performance\u003c\/h3\u003e\n\u003cp\u003eThe centrifugal design generates strong static pressure to force air through heat sinks, dense ductwork, or equipment with high airflow resistance, ensuring effective heat dissipation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"specs-section\"\u003e\n\u003ch2 style=\"text-align: center; color: #d32f2f; font-size: 1.8em; margin-bottom: 20px;\"\u003e\u003ca rel=\"noopener\" title=\"R3G500-FA28-03 datasheet\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/files\/R3G500-FA28-03.pdf?v=1742981457\" target=\"_blank\"\u003eDATASHEET\u003c\/a\u003e\u003c\/h2\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"specs-table-container\"\u003e\n\u003ctable class=\"specs-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR3G500-FA28-03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMotor Technology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEC (Electronically Commutated)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eebm-papst\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEC Centrifugal Fan (for high-pressure cooling)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOriginal new from manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2,850 W (2.85 kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3~ 380-400 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpeed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1900 rpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShipping Dimension\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 x 40 x 26 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHS Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8414599099\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shipping-section\"\u003e\n\u003ch2\u003e\n\u003cimg alt=\"ebm-papst R3G500-FA28-03 EC Centrifugal Cooling Fan\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/files\/ebm-papst_R3G500-FA28-03_EC_Centrifugal_Cooling_Fan_drawing.jpg?v=1767920179\"\u003e\u003cimg alt=\"ebm-papst R3G500-FA28-03 EC Centrifugal Cooling Fan dimension\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/files\/ebm-papst_R3G500-FA28-03_EC_Centrifugal_Cooling_Fan_dimension.jpg?v=1767920321\"\u003e\u003cimg alt=\"ebm-papst R3G500-FA28-03 EC Centrifugal Cooling Fan data\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/files\/ebm-papst_R3G500-FA28-03_EC_Centrifugal_Cooling_Fan_data.jpg?v=1767920425\"\u003e\u003cimg alt=\"ebm-papst R3G500-FA28-03 EC Centrifugal Cooling Fan connect diagram\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0451\/4149\/1868\/files\/ebm-papst_R3G500-FA28-03_EC_Centrifugal_Cooling_Fan_connect_diagram.jpg?v=1767920559\"\u003eShipping, Warranty \u0026amp; Service\u003c\/h2\u003e\n\u003cdiv class=\"shipping-details\"\u003e\n\u003cp\u003e\u003cstrong\u003eFast Processing:\u003c\/strong\u003e Orders are ready to ship in just \u003cstrong\u003e3-5 business days\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGlobal Express:\u003c\/strong\u003e Estimated delivery in \u003cstrong\u003e3-8 business days\u003c\/strong\u003e worldwide via \u003cstrong\u003eDHL or UPS\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Hub:\u003c\/strong\u003e Dispatched from \u003cstrong\u003eHong Kong\u003c\/strong\u003e for efficient global logistics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e Backed by a full \u003cstrong\u003e1-year manufacturer's warranty\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOur Promise:\u003c\/strong\u003e We sell only genuine ebm-papst products. Enjoy a \u003cstrong\u003e30-day return policy\u003c\/strong\u003e and our commitment to \u003cstrong\u003e100% satisfaction\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-section\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eQ1: What are the key benefits of an EC centrifugal fan for industrial cooling?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e EC centrifugal fans combine the \u003cstrong\u003ehigh-pressure capability\u003c\/strong\u003e needed to overcome system resistance with the \u003cstrong\u003eenergy efficiency and precise controllability\u003c\/strong\u003e of EC technology. This results in a cooling solution that is powerful, responsive to thermal loads, and cost-effective to run, ideal for server racks, power cabinets, and process cooling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eQ2: Does this EC fan require an external drive or controller?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e \u003cstrong\u003eNo, it does not require an external VFD.\u003c\/strong\u003e The speed controller is fully integrated into the EC motor. You only need to provide main power and a control signal (e.g., 0-10V or PWM) to adjust its speed from 0% to 100%.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eQ3: Is this fan suitable for variable cooling demand applications?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e \u003cstrong\u003eAbsolutely.\u003c\/strong\u003e Its integrated EC controller allows for real-time speed adjustment. This enables \u003cstrong\u003e\"demand-based cooling\"\u003c\/strong\u003e, where fan speed automatically increases with rising temperature and decreases when cooling needs are lower, maximizing energy savings and reducing noise.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eQ4: What is the main difference between this and a standard AC centrifugal fan?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The core difference is the motor and control. This EC fan has a \u003cstrong\u003ebuilt-in, efficient brushless DC motor with integrated electronics\u003c\/strong\u003e for smooth speed control. A standard AC fan typically requires a bulky, less efficient external Variable Frequency Drive (VFD) to achieve variable speed, with higher energy losses, especially at partial loads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cta-section\"\u003e\n\u003ch3\u003eUpgrade to Intelligent, Efficient Cooling\u003c\/h3\u003e\n\u003cp\u003eContact us for detailed performance curves, technical integration support, or to discuss your specific high-pressure cooling requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n.ebmpapst-fan-product-page { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif; line-height: 1.6; color: #333; }\n.product-hero { text-align: center; margin-bottom: 30px; }\n.product-hero h1 { font-size: 2em; color: #1e3a8a; margin-bottom: 5px; }\n.subtitle { font-size: 1.1em; color: #666; }\n.key-benefits-section { margin: 25px 0; }\n.benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 20px; }\n.benefit-card { background: #f8f9fa; border-left: 4px solid #1e3a8a; padding: 20px; border-radius: 4px; }\n.benefit-icon { font-size: 2em; margin-bottom: 10px; }\n.specs-section { margin: 30px 0; }\n.specs-table-container { overflow-x: auto; }\n.specs-table { width: 100%; border-collapse: collapse; min-width: 600px; }\n.specs-table td { border: 1px solid #dee2e6; padding: 12px 15px; }\n.specs-table td:first-child { background-color: #f8f9fa; font-weight: 600; width: 40%; }\n.shipping-section { background-color: #f8f9fa; padding: 25px; border-radius: 8px; margin: 30px 0; }\n.faq-section { margin: 40px 0; padding: 30px; background-color: #f0f8ff; border-radius: 10px; border: 1px solid #cfe2ff; }\n.faq-section h2 { text-align: center; color: #1e3a8a; font-size: 1.8em; margin-bottom: 30px; }\n.faq-item { margin-bottom: 28px; padding-bottom: 28px; border-bottom: 2px solid #d1e7ff; }\n.faq-item:last-child { border-bottom: none; margin-bottom: 0; }\n.faq-item h3 { color: #1e3a8a; font-size: 1.25em; line-height: 1.5; margin-bottom: 15px; }\n.faq-item p { color: #333; font-size: 1.1em; line-height: 1.7; margin-left: 0; }\n.cta-section { text-align: center; padding: 25px; background-color: #e0e7ff; border-radius: 8px; }\n@media (max-width: 768px) {\n  .benefits-grid { grid-template-columns: 1fr; }\n  .specs-table { font-size: 0.9em; }\n  .specs-table td { padding: 8px 10px; }\n  .faq-section { padding: 20px; }\n  .faq-section h2 { font-size: 1.6em; }\n  .faq-item h3 { font-size: 1.15em; }\n  .faq-item p { font-size: 1.05em; }\n}\n\u003c\/style\u003e","brand":"EBM","offers":[{"title":"Default Title","offer_id":48901481464064,"sku":"R3G500-FA28-03","price":1160.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/ebm-papst_R3G500-FA28-03_Centrifugal_fan_left_side_view_4de7bb4a-bdfd-43d9-b0c1-d69e88ba4c10.jpg?v=1782761329","url":"https:\/\/alotechparts.com\/es\/products\/r3g500-fa28-03-ebm-papst-ec-centrifugal-fan-285kw-high-efficiency-cooling-400v","provider":"Alo Tech Solutions","version":"1.0","type":"link"}