ebm-papst R3G500-FA28-03 EC Centrifugal Cooling Fan A high-efficiency, intelligent EC centrifugal fan engineered for demanding industrial cooling applications where precise control, energy savings, and high static pressure are critical. Core Advantages of EC Technology ⚡ Superior Energy Efficiency The integrated EC (Electronically Commutated) motor delivers exceptional efficiency across the entire speed range, significantly reducing operational costs compared to traditional AC fans. 🎛️ Precise & Intelligent Control Built-in speed controller supports analog (0-10V), PWM, or bus communication (e.g., Modbus) for seamless, responsive integration into automated cooling systems. 💨 High-Pressure Cooling Performance The centrifugal design generates strong static pressure to force air through heat sinks, dense ductwork, or equipment with high airflow resistance, ensuring effective heat dissipation. DATASHEET Technical Specifications Model Number R3G500-FA28-03 Motor Technology EC (Electronically Commutated) Manufacturer ebm-papst Product Type EC Centrifugal Fan (for high-pressure cooling) Condition Original new from manufacturer Rated Power 2,850 W (2.85 kW) Rated Voltage 3~ 380-400 V Rated Current 4.4 A Speed 1900 rpm Frequency 50/60 Hz Net Weight 22.3 kg Shipping Dimension 40 x 40 x 26 cm Country of Origin Germany HS Code 8414599099 Shipping, Warranty & Service Fast Processing: Orders are ready to ship in just 3-5 business days. Global Express: Estimated delivery in 3-8 business days worldwide via DHL or UPS. Shipping Hub: Dispatched from Hong Kong for efficient global logistics. Warranty: Backed by a full 1-year manufacturer's warranty. Our Promise: We sell only genuine ebm-papst products. Enjoy a 30-day return policy and our commitment to 100% satisfaction. Frequently Asked Questions Q1: What are the key benefits of an EC centrifugal fan for industrial cooling? A: EC centrifugal fans combine the high-pressure capability needed to overcome system resistance with the energy efficiency and precise controllability 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. Q2: Does this EC fan require an external drive or controller? A: No, it does not require an external VFD. 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%. Q3: Is this fan suitable for variable cooling demand applications? A: Absolutely. Its integrated EC controller allows for real-time speed adjustment. This enables "demand-based cooling", where fan speed automatically increases with rising temperature and decreases when cooling needs are lower, maximizing energy savings and reducing noise. Q4: What is the main difference between this and a standard AC centrifugal fan? A: The core difference is the motor and control. This EC fan has a built-in, efficient brushless DC motor with integrated electronics 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. Upgrade to Intelligent, Efficient Cooling Contact us for detailed performance curves, technical integration support, or to discuss your specific high-pressure cooling requirements. .ebmpapst-fan-product-page { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif; line-height: 1.6; color: #333; } .product-hero { text-align: center; margin-bottom: 30px; } .product-hero h1 { font-size: 2em; color: #1e3a8a; margin-bottom: 5px; } .subtitle { font-size: 1.1em; color: #666; } .key-benefits-section { margin: 25px 0; } .benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 20px; } .benefit-card { background: #f8f9fa; border-left: 4px solid #1e3a8a; padding: 20px; border-radius: 4px; } .benefit-icon { font-size: 2em; margin-bottom: 10px; } .specs-section { margin: 30px 0; } .specs-table-container { overflow-x: auto; } .specs-table { width: 100%; border-collapse: collapse; min-width: 600px; } .specs-table td { border: 1px solid #dee2e6; padding: 12px 15px; } .specs-table td:first-child { background-color: #f8f9fa; font-weight: 600; width: 40%; } .shipping-section { background-color: #f8f9fa; padding: 25px; border-radius: 8px; margin: 30px 0; } .faq-section { margin: 40px 0; padding: 30px; background-color: #f0f8ff; border-radius: 10px; border: 1px solid #cfe2ff; } .faq-section h2 { text-align: center; color: #1e3a8a; font-size: 1.8em; margin-bottom: 30px; } .faq-item { margin-bottom: 28px; padding-bottom: 28px; border-bottom: 2px solid #d1e7ff; } .faq-item:last-child { border-bottom: none; margin-bottom: 0; } .faq-item h3 { color: #1e3a8a; font-size: 1.25em; line-height: 1.5; margin-bottom: 15px; } .faq-item p { color: #333; font-size: 1.1em; line-height: 1.7; margin-left: 0; } .cta-section { text-align: center; padding: 25px; background-color: #e0e7ff; border-radius: 8px; } @media (max-width: 768px) { .benefits-grid { grid-template-columns: 1fr; } .specs-table { font-size: 0.9em; } .specs-table td { padding: 8px 10px; } .faq-section { padding: 20px; } .faq-section h2 { font-size: 1.6em; } .faq-item h3 { font-size: 1.15em; } .faq-item p { font-size: 1.05em; } }
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