ebmpapst W3G710-NU31-03 AxiBlade 710mm EC Axial Fan

Product Overview W3G710-NU31-03 is a large-size three-phase EC axial fan from ebmpapst AxiBlade S series. Equipped with sickle-shaped impeller, integrated M3G150-IF motor, integral fan housing and protective grille. It delivers large airflow and stable static pressure, featured with IP55 protection grade, complete intelligent control, communication and multi-protection functions. Fully compliant with EU ErP standards, it is widely used in large industrial ventilation, cooling towers, refrigeration units and other heavy-duty applications. Click on email or WhatsApp. Online customer service. 1. Core Performance & Electrical Parameters Item Specification Model W3G710-NU31-03 Matched Motor M3G150-IF Power Supply 3-phase 380~480 VAC, 50/60 Hz Rated Speed 1680 rpm Rated Power 3800 W Rated Current 5.8 A Max Static Pressure 420 Pa (1.69 in.wg) Airflow @ Optimal Efficiency 17375 m³/h Overall Efficiency 52.2% Efficiency Grade 55 Total Weight 39.8 kg 2. Mechanical & Structural Specifications Item Specification Fan Size 710 mm Impeller 5 pcs sickle-shaped blades, 0° pitch, PP material Rotation & Airflow Clockwise (view from rotor), axial air outlet Main Material Fan housing & grille: Galvanized steel with black plastic coating; Electronic box: Die-cast aluminum; Rotor: Painted black Bearing Precision ball bearing Operation Mode S1 (24-hour continuous operation) Protection Class IP55 Insulation Class F Environmental Class H2 Mounting Shaft horizontal / rotor downward (rotor upward optional); With drain holes on rotor side Mounting Cutout BG630: Ø785 mm / BG710: Ø830 mm / BG800: Ø950 mm / BG910: Ø1050 mm 3. Ambient Parameters Item Specification Operating Temperature -40 ℃ ~ +60 ℃ (Intermittent start allowed between -40℃ and -25℃) Storage Temperature -40 ℃ ~ +80 ℃ Leakage Current ≤ 3.5 mA (Compliant with IEC 60990) 4. Control & Communication Features Speed Regulation: 0-10V analog / PWM dual speed control Communication Protocol: MODBUS-RTU V6.3, support remote parameter setting & monitoring Interfaces: Configurable digital & analog I/O, alarm relay output Auxiliary Power: 3.3~24 VDC adjustable output, Max 800 mW External Parameter Port: 15~50 VDC input for offline configuration Start Mode: Soft start to reduce inrush current Status Indicator: Tri-color LED (Green=Normal, Orange=Warning, Red=Fault) 5. Protection & EMC Electrical Protection: Reverse polarity, locked rotor, over/under voltage & phase loss protection, current limiting Thermal Protection: Overheat protection for motor and electronics EMC Standard: EN 61000-6-2 (Immunity), EN 61000-3 (Emission) 6. Certifications & Compliance Executive Standard: EN 61800-5-1 Certifications: CE, UKCA, EAC, UL, CSA Energy Compliance: Meet EU 327/2011 ErP Ecodesign Regulation 7. Key Advantages High efficiency and energy saving, superior performance beyond industry requirements. IP55 dust & water resistance, rugged metal structure for harsh industrial environments. Rich interfaces and standard communication, easy to integrate into centralized control system. Multiple protection mechanisms ensure long-term stable 24-hour operation. Wide temperature adaptability, reliable for low-temperature startup. 8. Application Scenarios Cooling towers, large air conditioning units, factory ventilation & exhaust, refrigeration equipment, energy storage systems, high-power power cabinets and large air handling systems. Fast Global Lead Time Worldwide Door-to-Door Shipping Cross-Brand Equivalent Replacement Supply Pre-Production Sample Validation Full Performance Testing & Warranty Support Mass In-Stock Inventory ISO Standard Quality Assurance Custom Technical Modification Cost-Optimized Industrial Cooling Modules Product Technical Introduction We specialize in supplying a full range of industrial and commercial cooling fans, including Axial fans, Centrifugal fans, Tangential blowers, Blowers, Air condition fans, Data center fans, and ICT fans. These fans are widely used in HVAC systems, air conditioning units, data centers, industrial automation equipment, telecom base stations, and power cabinets. 3 Tiered Sourcing Solutions for Differentiated Engineering Budgets 100% New Original OEM Units: Authentic genuine brand blowers with complete factory datasheets, original EC drive modules, full parameter consistency, and official brand performance warranties, suitable for high-reliability long-cycle industrial projects. High-Performance Compatible Equivalent Fans: Professionally engineered cross-brand replacement blowers with fully matched outline dimensions, static pressure, air volume, operating voltage, rotational speed, and noise indicators. Significantly lower procurement cost while maintaining equivalent operational stability for mass standardized equipment. Tested Refurbished / Second-Hand Units: Disassembled deep cleaning, bearing replacement, circuit board inspection, and full bench performance calibration. Cost-efficient solution for budget-sensitive maintenance & retrofit projects without sacrificing continuous operating stability. Core Technical Advantages for Industrial Engineering Projects ✅ Full Technical Category Coverage Complete cooling portfolio ranging from miniature DC compact fans to heavy-duty industrial axial & centrifugal blowers, covering all mainstream airflow pressure and size specifications for cabinet thermal dissipation. ✅ Harsh Climate Adaptation for African Markets All cooling units pass high-temperature continuous operation & dust resistance aging tests, optimized for tropical high-heat, high-dust outdoor industrial & telecom site operating conditions. ✅ Customized Technical Modification Support Customizable frame size, input voltage (AC110/230V / DC24/48V), speed regulation modules, IP waterproof casing, and wiring harness configurations per customer engineering drawings. ✅ Strict Full-Link Performance Calibration Every blower undergoes independent bench testing for air volume, static pressure, operational noise, EC drive efficiency, long-hour continuous stability before warehouse delivery; test reports available upon request. ✅ Standardized Global After-Sales Technical Support 12-month comprehensive warranty for all supplied units. Free technical troubleshooting, replacement & exchange services for quality defects under rated normal operating conditions. About Skyward Telecom Founded in 2009, Skyward Telecom (Skywardtel) is a professional industrial thermal management supplier rooted in Guangdong, China. We adhere to integrity-driven technical service as our core operation principle, dedicated to resolving procurement difficulties for equipment engineers and manufacturing enterprises seeking stable, cost-effective telecom & industrial cooling ventilation hardware. For over 15 years, we have delivered standardized customized cooling solutions to engineering clients across more than 80 global countries, accumulating industry-wide recognition for our professional technical matching capability and end-to-end supply chain service. Technical FAQ 1. Who is Skyward Telecom? We are a China-based industrial cooling fan technical supplier established in 2009, focusing on full-series EC/AC ventilation equipment global supply. Our core market distribution breakdown: • Africa Market: 50.00% (primary target for tropical harsh-condition telecom & industrial cooling) • European Market: 15.00% • Middle East Market: 10.00% • Southeast Asia Market: 5.00% • North & South American Market: 20.00% Our internal team consists of 80–100 staff, including dedicated thermal engineering technicians providing exclusive technical matching support for emerging tropical markets. 2. How do we guarantee fan technical performance & quality consistency? Pre-production prototype sample testing & parameter confirmation available prior to mass order bulk manufacturing; 100% bench testing of airflow, static pressure, noise level, EC drive efficiency and long-run stability before shipment; Deep cleaning, circuit inspection and mechanical calibration for all original, compatible and refurbished fan units; Only units passing multi-index QC calibration will be labeled, packed and arranged for global logistics delivery. 3. Full Range of Industrial Cooling Equipment We Supply We provide full thermal dissipation hardware solutions covering all mainstream industrial ventilation types: Axial Fans: Miniature DC compact cooling fans & large industrial AxiForce axial blowers (200/250/300mm frame size) Centrifugal Fans: EC/AC forward & backward curved centrifugal blowers for HVAC & heavy industrial equipment Tangential Cross-Flow Blowers: Dedicated cross-flow fans for commercial air conditioning & ventilation systems High-Pressure Industrial Blowers: Boost blowers for heating boilers, industrial drying & ventilation equipment Air Condition Special Fans: Custom blowers for commercial & industrial integrated air conditioning units Data Center Cooling Fans: High-efficiency low-energy fans for server racks, cabinet thermal management systems ICT Telecom Fans: Specialized cooling blowers for outdoor base stations, network switches & communication power cabinets New original, performance-matched compatible equivalents and fully calibrated refurbished units are available for nearly all mainstream fan brands & model specifications. 4. Why choose our cooling fans over competing suppliers? One-stop full technical portfolio: All mainstream industrial cooling fan types are stocked, eliminating the need for multi-supplier sourcing for your thermal projects; 3-tier flexible cost matching: New original / compatible replacement / refurbished tested options to align with your project quality standards and procurement budget; Tropical environment optimized solutions: All blowers pass aging tests to adapt to high-temperature, heavy-dust operating environments widely seen across African industrial & telecom sites; Verified global service track record: 15+ years serving clients in over 80 countries with mature technical matching, stable delivery and transparent procurement procedures. 5. Comprehensive Global Trade & Technical Support Services Accepted Incoterms: FOB, CFR, CIF, EXW, FAS, FCA, DDP Settlement Currencies: USD, EUR, HKD, GBP, CNY Payment Methods: T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Cash Multilingual Technical Support Team: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian Send us your target fan model number, equipment application parameters, and brand requirements, our thermal engineering team will provide a fully customized technical quotation with matching datasheet support.